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STATES |
DETAILS/RESULTS/ACTIONS |
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AW1: DETERMINE THE STATE IN WHICH THE MALFUNCTION OCCURS. |
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1Enter the ON position. |
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2Set the gearbox to the "REVERSE" position. |
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3Check for a faulty reverse light. |
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• One reversing light is not working? |
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→ Yes |
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Left Reverse Light Not Working: Go to AW2 |
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Right Reverse Light Not Working: Go to AW4 |
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→ No |
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Both Reverse Lights Inoperative, Manual Transmission: Go to AW6 |
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Both Reverse Lights Not Working, Automatic Transmission: Go to AW11 |
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AW2: CHECK POWER SUPPLY TO REAR LIGHT UNIT, LEFT SIDE |
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1Enter the OFF position. |
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2Disconnect the Rear Light Assembly, Left Side - C476. |
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3Enter the ON position. |
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4Set the gearbox to the "REVERSE" position. |
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5Measure the voltage between pin 4 C476 tail lamp assembly, left side, circuit 15S-LG9A (GN/BLK), harness side and ground. |
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• Is battery voltage registered? |
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→ Yes |
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Go to AW3 |
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→ No |
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REPAIR open circuit 15S-LG9A (Green/Black) between junction S211 and tail lamp assembly, left side using the wiring diagrams. Check for proper system operation. |
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AW3: CHECK GROUND CONNECTION AT REAR LAMP UNIT, LEFT SIDE |
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1Enter the OFF position. |
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2Measure the resistance between pin 6 C476 tail lamp assembly, left side, circuit 31-LF23 (black), harness side and ground. |
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• Is the resistance less than 2 ohms? |
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→ Yes |
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CHECK the rear light assembly, left side. If necessary, INSTALL a new element. Check the correct operation of the system. |
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→ No |
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REPAIR open circuit 31-LF23 (black) between tail lamp assembly, left side and ground G46 using the wiring diagrams. Check for proper system operation. |
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AW4: CHECK REAR LAMP UNIT POWER SUPPLY, RIGHT SIDE |
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1Enter the OFF position. |
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2Disconnect the Rear Light Assembly, Right Side - C477. |
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3Enter the ON position. |
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4Set the gearbox to the "REVERSE" position. |
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5Measure the voltage between pin 5 C477 tail lamp assembly, right side, circuit 15S-LG16 (green/orange), harness side and ground. |
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• Is battery voltage registered? |
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→ Yes |
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Go to AW5 |
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→ No |
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REPAIR open circuit 15S-LG16 (green/orange) between junction S211 and tail lamp assembly, right side using the wiring diagrams. Check for proper system operation. |
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AW5: CHECK GROUND CONNECTION OF REAR LAMP UNIT, RIGHT SIDE |
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1Enter the OFF position. |
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2Measure the resistance between pin 4 C477 tail lamp assembly, right side, circuit 31-LF24 (black), harness side and ground. |
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• Is the resistance less than 2 ohms? |
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→ Yes |
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CHECK the rear light assembly, right side. If necessary, INSTALL a new element. Check the correct operation of the system. |
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→ No |
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REPAIR open in circuit 31-LF24 (black) between tail light assembly, right side and ground G47 (before 01/2000) or G46 (since 01/2000) using the wiring diagrams. Check for proper system operation. |
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AW6: CHECK FUSE F53 |
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1Enter the OFF position. |
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2Disconnect Fuse F53. |
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3CHECK FUSE F53 (10A) |
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• Is the fuse good? |
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→ Yes |
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Go to AW7 |
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→ No |
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Install a new fuse F53 (10 A). If the fuse blows again, LOCATE and REPAIR the short circuit using the wiring diagrams. Check the system for proper operation. |
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AW7: CHECK ELECTRICITY SUPPLY TO FUSE F53 |
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1Connect Fuse F53 (CJB). |
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2Enter the ON position. |
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3Measure the voltage between fuse F53 (CJB) and ground. |
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• Is battery voltage registered? |
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→ Yes |
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Go to AW8 |
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→ No |
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RESTORE the power supply to fuse F53 using the electrical diagrams. Check that the system is working properly. |
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AW8: CHECK PARK/NEUTRAL POSITION SWITCH |
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1Enter the OFF position. |
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2Disconnect Park/Neutral Position Switch - C862 (Endura-DI/MTX-Manual Transmission)/C864 (All Others). |
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3Connect the jumper wire to connector C862 (Endura-DI/MTX-manual transmission)/C864 (all others), park/neutral position switch between pin 2, circuit 15-LG28 (GN/WH), harness side, and pin 1, circuit 15S-LG3 (GN/YE), harness side. |
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4Enter the ON position. |
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5Check the reversing lights. |
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• Are the reversing lights on? |
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→ Yes |
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Go to AW9 |
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→ No |
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CHECK the Park/Neutral Position Switch. If necessary, INSTALL a new component. Check for proper operation of the system. |
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AW9: CHECK POWER SUPPLY TO PARK/NEUTRAL POSITION SWITCH |
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1Measure the voltage between pin 2 C862 (Endura-DI/MTX-Manual Transmission)/ C864 (All Others) of the Park/Neutral Position Switch, circuit 15-LG28 (Green/White), harness side and ground. |
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• Is battery voltage registered? |
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→ Yes |
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Before 01/2000: REPAIR open circuit(s) between park/neutral position switch and S211 connection using the wiring diagrams. Check for proper system operation. |
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From 01/2000: Go to AW10 |
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→ No |
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RESTORE power to the Park/Neutral Position Switch using the electrical circuit diagrams. Check for proper system operation. |
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AW10: CHECK GROUND CONNECTION AT REAR LAMP UNIT, LEFT SIDE |
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1Disconnect the Rear Light Assembly, Left Side - C476. |
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2Measure the resistance between pin 6 C476 tail lamp assembly, left side, circuit 31-LF23 (black), harness side and ground. |
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• Is the resistance less than 2 ohms? |
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→ Yes |
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REPAIR open circuit(s) between park/neutral position switch and S211 connection using the electrical circuit diagrams. Check for proper system operation. |
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→ No |
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REPAIR open circuit 31-LF23 (black) between S184 junction and G46 ground using the electrical circuit diagrams. Check for proper system operation. |
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AW11: CHECK FUSE F39 |
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1Enter the OFF position. |
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2CHECK Fuse F39 (CJB). |
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3CHECK FUSE F39 (10A) |
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• Is the fuse good? |
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→ Yes |
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Go to AW12 |
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→ No |
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Install a new fuse F39 (10 A). If the fuse blows again, LOCATE and REPAIR the short circuit using the wiring diagrams. Check the system for proper operation. |
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AW12: CHECK TRANSMISSION RANGE SENSOR POWER SUPPLY |
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1Connect Fuse F39 (CJB). |
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2Disconnect the Transmission Range Sensor - C438. |
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3Enter the ON position. |
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4Measure the voltage between Transmission Range Sensor C438 pin 1, circuit 15-TA18 (Green/Orange), harness side and ground. |
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• Is battery voltage registered? |
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→ Yes |
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Go to AW13 |
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→ No |
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RESTORE power to the transmission range sensor using the electrical circuit diagrams. Check for proper system operation. |
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AW13: CHECK GEAR RANGE SENSOR |
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1Enter the OFF position. |
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2Disconnect the Transmission Range Sensor - C438. |
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3Connect the jumper wire to the C438 transmission range sensor connector between pin 1, circuit 15-TA18 (Green/Orange), harness side, and pin 4, circuit 15S-TA38 (Green/Blue), harness side. |
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4Enter the ON position. |
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5Check the reversing lights. |
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• Are the reversing lights on? |
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→ Yes |
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CHECK the transmission range sensor. If necessary, INSTALL a new element. Check the system for proper operation. |
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→ No |
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Go to AW14 |
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AW14: CHECK SUPPLY TO FUSE F39 |
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1Enter the OFF position. |
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2Connect the jumper wire to the C438 transmission range sensor connector, between pin 1, circuit 15-TA18 (green/orange), harness side, and pin 4, circuit 15S-TA38 (green/blue), harness side. |
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3Enter the ON position. |
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4Measure the voltage between fuse F39 and ground. |
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• Is battery voltage registered? |
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→ Yes |
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Before 01/2000: REPAIR open circuit(s) between fuse F39 and connection S211 using the wiring diagrams. Check that the system is operating correctly. |
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From 01/2000: Go to AW15 |
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→ No |
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RESTORE the power supply to fuse F39 using the electrical circuit diagrams. Check that the system is operating correctly. If necessary, INSTALL a new CJB. |
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AW15: CHECK GROUND CONNECTION OF REAR LAMP UNIT, LEFT SIDE |
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1Enter the OFF position. |
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2Disconnect the Rear Light Assembly, Left Side - C476. |
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3Measure the resistance between pin 6 C476 tail lamp assembly, left side, circuit 31-LF23 (black), harness side and ground. |
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• Is the resistance less than 2 ohms? |
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→ Yes |
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REPAIR the open circuit(s) between fuse F39 and connection S211 using the electrical circuit diagrams. Check the system for correct operation. If necessary, INSTALL a new CJB. |
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→ No |
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REPAIR open circuit 31-LF23 (black) between S184 junction and G46 ground using the electrical circuit diagrams. Check for proper system operation. |
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PINPOINT TEST AX: REVERSE LIGHT NOT WORKING, 3/5 DOOR MODELS ONLY
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STATES |
DETAILS/RESULTS/ACTIONS |
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AX1: IDENTIFY THE TYPE OF CAR GEARBOX |
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1Determine the type of gearbox of the vehicle. |
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• Does the car have a manual transmission? |
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→ Yes |
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Go to AX2 |
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→ No |
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Go to AX7 |
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AX2: CHECK FUSE F53 |
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1Enter the OFF position. |
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2Disconnect Fuse F53 (CJB). |
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3CHECK FUSE F53 (10A) |
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• Is the fuse good? |
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→ Yes |
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Go to AX3 |
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→ No |
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Install a new fuse F53 (10 A). If the fuse blows again, LOCATE and REPAIR the short circuit using the wiring diagrams. Check the system for proper operation. |
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AX3: CHECK POWER SUPPLY TO FUSE F53 |
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1Connect Fuse F53 CJB. |
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2Enter the ON position. |
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3Measure the voltage between fuse F53 (CJB) and ground. |
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• Is battery voltage registered? |
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→ Yes |
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Go to AX4 |
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→ No |
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RESTORE the power supply to fuse F53 using the electrical diagrams. Check that the system is working properly. |
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AX4: CHECK PARK/NEUTRAL POSITION SWITCH |
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1Enter the OFF position. |
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2Disconnect Park/Neutral Position Switch - C862 (Endura-DI/MTX-Manual Transmission)/C864 (All Others). |
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3Connect the jumper wire to the park/neutral position switch connector C862 (Endura-DI/MTX-manual transmission)/C864 (all others), between pin 2, circuit 15-LG28 (GN/WH), harness side and pin 1, circuit 15S-LG3 (GN/YE), harness side. |
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4Enter the ON position. |
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5Check the reversing light. |
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• Is the reversing light on? |
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→ Yes |
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Go to AX5 |
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→ No |
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CHECK the Park/Neutral Position Switch. If necessary, INSTALL a new component. Check for proper operation of the system. |
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AX5: CHECK POWER SUPPLY TO PARK/NEUTRAL POSITION SWITCH |
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1Measure the voltage between pin 2 C862 (Endura-DI/MTX-Manual Transmission)/ C864 (All Others) of the Park/Neutral Position Switch, circuit 15-LG28 (Green/White), harness side and ground. |
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• Is battery voltage registered? |
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→ Yes |
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Go to AX6 |
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→ No |
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RESTORE power to the Park/Neutral Position Switch using the electrical circuit diagrams. Check for proper system operation. |
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AX6: CHECK REVERSE LIGHT GROUND |
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1Enter the OFF position. |
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2Disconnect Reversing Light - C430 (before 09/1999) / C429 (from 09/1999). |
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3Measure the resistance between the reverse light: - LHD: Right side, pin 2 C430 (before 09/1999) / C429 (from 09/1999), electrical circuit 31-LG16 (black), wiring side and ground. - RHD: Left side, pin 2 C430 (before 09/1999) / C429 (from 09/1999), electrical circuit 31-LG9 (black), wiring side and ground. |
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• Is the resistance less than 2 ohms? |
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→ Yes |
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REPAIR open circuit(s) between park/neutral position switch and reverse light using the wiring diagrams. Check for proper system operation. |
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→ No |
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REPAIR open in circuit(s) between reverse light and ground G46 using the wiring diagrams. Check for proper system operation. |
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AX7: CHECK FUSE F39 |
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1Enter the OFF position. |
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2CHECK Fuse F39 (CJB). |
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3CHECK FUSE F39 (10A) |
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• Is the fuse good? |
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→ Yes |
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Go to AX8 |
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→ No |
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Install a new fuse F39 (10 A). If the fuse blows again, LOCATE and REPAIR the short circuit using the wiring diagrams. Check the system for proper operation. |
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AX8: CHECK TRANSMISSION RANGE SENSOR POWER SUPPLY |
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1Connect Fuse F39 (CJB). |
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2Disconnect the Transmission Range Sensor - C438. |
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3Enter the ON position. |
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4Measure the voltage between Transmission Range Sensor C438 pin 1, circuit 15-TA18 (Green/Orange), harness side and ground. |
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• Is battery voltage registered? |
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→ Yes |
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Go to AX9 |
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→ No |
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RESTORE power to the transmission range sensor using the electrical circuit diagrams. Check for proper system operation. |
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AX9: CHECK TRANSMISSION RANGE SENSOR |
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1Enter the OFF position. |
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2Connect the jumper wire to the C438 transmission range sensor connector between pin 1, circuit 15-TA18 (Green/Orange), harness side, and pin 4, circuit 15S-TA38 (Green/Blue), harness side. |
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3Enter the ON position. |
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4Check the reversing light. |
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• Is the reversing light on? |
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→ Yes |
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CHECK the transmission range sensor. If necessary, INSTALL a new element. Check the system for proper operation. |
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→ No |
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Go to AX10 |
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AX10: CHECK POWER SUPPLY TO FUSE F39 |
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1Enter the OFF position. |
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2Connect the jumper wire to the C438 transmission range sensor connector, between pin 1, circuit 15-TA18 (green/orange), harness side, and pin 4, circuit 15S-TA38 (green/blue), harness side. |
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3Enter the ON position. |
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4Measure the voltage between fuse F39 and ground. |
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• Is battery voltage registered? |
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→ Yes |
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Go to AX11 |
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→ No |
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RESTORE the power supply to fuse F39 using the electrical circuit diagrams. Check that the system is operating correctly. If necessary, INSTALL a new CJB. |
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AX11: CHECK REVERSE LAMP GROUND |
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1Enter the OFF position. |
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2Disconnect Reversing Light - C430 (before 09/1999) / C429 (from 09/1999). |
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3Measure the resistance between the reverse light: - LHD: Right side, pin 2 C430 (before 09/1999) / C429 (from 09/1999), electrical circuit 31-LG16 (black), harness side, and ground. - RHD: Left side, pin 2 C430 (before 09/1999) / C429 (from 09/1999), electrical circuit 31-LG9 (black), harness side, and ground. |
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• Is the resistance less than 2 ohms? |
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→ Yes |
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REPAIR open circuit(s) between park/neutral position switch and reverse light using the wiring diagrams. Check for proper system operation. |
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→ No |
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REPAIR open in circuit(s) between reverse light and ground G46 using the wiring diagrams. Check for proper system operation. |
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PINPOINT TEST AY: REVERSE LIGHT DOESN'T WORK, ESTATE MODELS ONLY"
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STATES |
DETAILS/RESULTS/ACTIONS |
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AY1: IDENTIFY THE TYPE OF CAR GEARBOX |
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1Determine the type of gearbox of the vehicle. |
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• Does the car have a manual transmission? |
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→ Yes |
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Go to AY2 |
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→ No |
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Go to AY7 |
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AY2: CHECK FUSE F53 |
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1Enter the OFF position. |
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2Disconnect Fuse F53 (CJB). |
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3CHECK FUSE F53 (10A) |
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• Is the fuse good? |
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→ Yes |
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Go to AY3 |
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→ No |
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Install a new fuse F53 (10 A). If the fuse blows again, LOCATE and REPAIR the short circuit using the wiring diagrams. Check the system for proper operation. |
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AY3: CHECK POWER SUPPLY TO FUSE F53 |
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1Connect Fuse F53 CJB. |
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2Enter the ON position. |
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3Measure the voltage between fuse F53 (CJB) and ground. |
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• Is battery voltage registered? |
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→ Yes |
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Go to AY4 |
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→ No |
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RESTORE the power supply to fuse F53 using the electrical diagrams. Check that the system is working properly. |
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AY4: CHECK PARK/NEUTRAL POSITION SWITCH |
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1Enter the OFF position. |
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2Disconnect Park/Neutral Position Switch - C862 (Endura-DI/MTX-Manual Transmission)/C864 (All Others). |
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3Connect the jumper wire to the park/neutral position switch connector C862 (Endura-DI/MTX-manual transmission)/C864 (all others) between pin 2, circuit 15-LG28 (GN/WH), harness side, and pin 1, circuit 15S-LG3 (GN/YE), harness side. |
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4Enter the ON position. |
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5Check the reversing light. |
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• Is the reversing light on? |
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→ Yes |
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Go to AY5 |
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→ No |
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CHECK the Park/Neutral Position Switch. If necessary, INSTALL a new component. Check for proper operation of the system. |
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AY5: CHECK POWER SUPPLY TO PARK/NEUTRAL POSITION SWITCH |
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1Measure the voltage between pin 2 C862 (Endura-DI/MTX-Manual Transmission)/C864 (All Others) of the Park/Neutral Position Switch, circuit 15-LG28 (GN/WH), harness side and ground. |
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• Is battery voltage registered? |
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→ Yes |
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Go to AY6 |
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→ No |
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RESTORE power to the Park/Neutral Position Switch using the electrical circuit diagrams. Check for proper system operation. |
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AY6: CHECK REVERSE LIGHT GROUND |
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1Enter the OFF position. |
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2Disconnect the Tail Light Assembly - C474 (LHD) / C475 (RHD). |
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3Measure the resistance between the reverse light: - LHD: Right side, pin 6 C475, electrical circuit 31-LF24A (black), wiring side and ground. - RHD: Left side, pin 6 C474, electrical circuit 31-LF23A (black), wiring side and ground. |
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• Is the resistance less than 2 ohms? |
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→ Yes |
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REPAIR open circuit(s) between park/neutral position switch and reverse light using the wiring diagrams. Check for proper system operation. |
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→ No |
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REPAIR open in circuit(s) between reversing light and ground G47 (LHD, up to 01/2000) / G46 (all others) using the wiring diagrams. Check that the system is operating correctly. |
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AY7: CHECK FUSE F39 |
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1Enter the OFF position. |
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2CHECK Fuse F39 (CJB). |
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3CHECK FUSE F39 (10A) |
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• Is the fuse good? |
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→ Yes |
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Go to AY8 |
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→ No |
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Install a new fuse F39 (10 A). If the fuse blows again, LOCATE and REPAIR the short circuit using the wiring diagrams. Check the system for proper operation. |
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AY8: CHECK TRANSMISSION RANGE SENSOR POWER SUPPLY |
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1Connect Fuse F39 (CJB). |
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2Disconnect the Transmission Range Sensor - C438. |
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3Enter the ON position. |
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4Measure the voltage between Transmission Range Sensor C438 pin 1, circuit 15-TA18 (Green/Orange), harness side and ground. |
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• Is battery voltage registered? |
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→ Yes |
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Go to AY9 |
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→ No |
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RESTORE power to the transmission range sensor using the electrical circuit diagrams. Check for proper system operation. |
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AY9: CHECK TRANSMISSION RANGE SENSOR |
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1Enter the OFF position. |
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2Connect the jumper wire to the C438 transmission range sensor connector between pin 1, circuit 15-TA18 (Green/Orange), harness side, and pin 4, circuit 15S-TA38 (Green/Blue), harness side. |
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3Enter the ON position. |
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4Check the reversing light. |
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• Is the reversing light on? |
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→ Yes |
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CHECK the transmission range sensor. If necessary, INSTALL a new element. Check the system for proper operation. |
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→ No |
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Go to AY10 |
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AY10: CHECK POWER SUPPLY TO FUSE F39 |
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1Enter the OFF position. |
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2Connect the jumper wire to the C438 transmission range sensor connector between pin 1, circuit 15-TA18 (Green/Orange), harness side, and pin 4, circuit 15S-TA38 (Green/Blue), harness side. |
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3Measure the voltage between fuse F39 and ground. |
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4Enter the ON position. |
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• Is battery voltage registered? |
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→ Yes |
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Go to AY11 |
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→ No |
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RESTORE the power supply to fuse F39 using the electrical circuit diagrams. Check that the system is operating correctly. If necessary, INSTALL a new CJB. |
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AY11: CHECK REVERSE LAMP GROUND |
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1Enter the OFF position. |
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2Disconnect the Tail Light Assembly - C474 (LHD) / C475 (RHD). |
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3Measure the resistance between the reverse light: - LHD: Right side, pin 6 C475, electrical circuit 31-LF24A (black), wiring side and ground. - RHD: Left side, pin 6 C474, electrical circuit 31-LF23A (black), wiring side and ground. |
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• Is the resistance less than 2 ohms? |
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→ Yes |
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REPAIR open circuit(s) between park/neutral position switch and tail lamp assembly using the wiring diagrams. Check for proper system operation. |
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→ No |
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REPAIR open in circuit(s) between reversing light and ground G47 (LHD, up to 01/2000) / G46 (all others) using the wiring diagrams. Check that the system is operating correctly. |
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PINPOINT TEST AZ: REVERSE LIGHT(S) ARE CONSTANTLY ON
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STATES |
DETAILS/RESULTS/ACTIONS |
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AZ1: IDENTIFY THE TYPE OF CAR GEARBOX |
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1Determine the type of gearbox of the vehicle. |
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|
• Does the vehicle come with an automatic transmission? |
|
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→ Yes |
|
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Go to AZ2 |
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→ No |
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Go to AZ6 |
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AZ2: DETERMINE IF THERE IS A SHORT CIRCUIT IN THE POWER SUPPLY |
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1Enter the OFF position. |
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2Disconnect Fuse F39 (CJB). |
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3Enter the ON position. |
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4Check the reversing light(s). |
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• Are the reversing light(s) on? |
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→ Yes |
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Japan Only: Go to AZ3 |
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All others: REPAIR the short to power in the circuit(s) connected to fuse F39 using the wiring diagrams. CHECK the system for proper operation. |
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→ No |
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Go to AZ4 |
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AZ3: CHECK CENTRAL TIMER MODULE FOR SHORT TO POWER SUPPLY |
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1Enter the OFF position. |
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2Disconnect the Central Timer Module (CTM) - C1000. |
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3Enter the ON position. |
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4Check the reversing light(s). |
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• Are the reversing light(s) on? |
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→ Yes |
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REPAIR the short to power in the circuit(s) connected to connection S13 using the wiring diagrams. CHECK the system for proper operation. |
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→ No |
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Check the CTM module. If necessary, INSTALL a new element. CHECK the system for proper operation. |
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AZ4: CHECK THE CORRECT OPERATION OF THE TRANSMISSION RANGE SENSOR |
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1Enter the OFF position. |
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2Connect Fuse F39 (CJB). |
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3Disconnect the Transmission Range Sensor - C438. |
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4Enter the ON position. |
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5Check the reversing light(s). |
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• Are the reversing light(s) on? |
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→ Yes |
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Go to AZ5 |
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→ No |
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CHECK the transmission range sensor. INSTALL a new element if necessary. CHECK the system for proper operation. |
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AZ5: CHECK POWERTRAIN CONTROL MODULE (PCM) FOR PROPER OPERATION |
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1Enter the OFF position. |
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2Disconnect PCM - C415. |
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3Enter the ON position. |
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4Check the reversing light(s). |
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• Are the reversing light(s) on? |
|
|
→ Yes |
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REPAIR the short to power in the circuit(s) connected to connection S75 using the wiring diagrams. CHECK the system for proper operation. |
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|
→ No |
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CHECK PCM. If necessary, INSTALL a new component. CHECK the system for proper operation. |
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AZ6: CHECK PARK/NEUTRAL POSITION SWITCH |
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1Enter the OFF position. |
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2Disconnect Park/Neutral Position Switch - C862 (Endura-DI/MTX-Manual Transmission)/C864 (All Others). |
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3Enter the ON position. |
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4Check the reversing light(s). |
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• Are the reversing light(s) on? |
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|
→ Yes |
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Japan Only: Go to AZ7 |
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All others: REPAIR the short to power in the circuit(s) connected to the Park/Neutral Position Switch using the Wiring Diagrams. CHECK the system for proper operation. |
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→ No |
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CHECK the Park/Neutral Position Switch. If necessary, INSTALL a new component. CHECK the system operates correctly. |
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AZ7: CHECK THE CORRECT OPERATION OF THE CENTRAL TIMER MODULE |
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1Enter the OFF position. |
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2Disconnect the Central Timer Module (CTM) - C1000. |
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3Enter the ON position. |
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|
4Check the reversing light(s). |
|
|
• Are the reversing light(s) on? |
|
|
→ Yes |
|
|
REPAIR the short to power in the circuit(s) connected to connection S13 using the wiring diagrams. CHECK the system is operating correctly. If necessary, INSTALL a new CJB. |
|
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→ No |
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CHECK CTM. If necessary, INSTALL a new element. CHECK the system for proper operation. |
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The text is available on the specified website info portal: FORDBOOK