Inspection and verification
1. Check the validity of the customer's complaint.
2. Check visually for obvious signs of mechanical or electrical damage.
Visual Inspection Table
|
Mechanical factors |
Electrical Factors |
|
• Damaged switch (And) |
• Fuse (And) • Wiring harness • Electrical connector (s) • Electric motor (And) • Switch (And) |
3. If there is an obvious cause for a noted or received complaint, address that cause (if it is possible) before moving on to the next step.
4. If the cause is not visually obvious, check the symptom and refer to the Troubleshooting Table.
Trouble symptom table
|
State |
Possible Causes |
Action |
|
• Power seat does not work |
• Power seat control switch. |
• PERFORM a component test on the power seat control switch. REFER to Wiring Diagrams. |
|
•Chain (And). • Electric motor (And). |
• Go to PINPOINT TEST C |
|
|
• Seat heating does not work |
•Switch (And) seat heating. |
• PERFORM seat heating switch components check. REFER to Wiring Diagrams. |
|
•Chain (And). |
• Go to PINPOINT TEST D |
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