Car engine management system Ford Focus 1

Electronic Control Specifications
Electronic Control Specifications
Tightening torque specification Name Nm pound-foot pound-inch Throttle Position (TP) Sensor Mounting Screws (1.6L Duratec Engine) 5 - 44 Crankshaft Position (CKP) Sensor...

Description and operating principle of electronic controls
Description and operating principle of electronic controls
Cars with 1.6L Zetec-SE/1.4L engine Pos. Spare Part No Name 1 Powertrain Control Module (PCM) 2 Camshaft Position Sensor (CMP) 3 Clutch Pedal Position Switch (CPP) 4...

Diagnostics and checks
Diagnostics and checks
European On-Board Diagnostics European On-Board Diagnostics (EOBD) is a diagnostic system built into the powertrain control module (PCM). This system continuously...

Camshaft Position Sensor (CMP) (1.6L Zetec-SE/1.4L)
Camshaft Position Sensor (CMP) (1.6L Zetec-SE/1.4L)
Removal 1. Disconnect the CMP sensor plug. 2. Remove the camshaft position (CMP) sensor. Installation 1. Install the elements back in place in reverse order.

Camshaft Position Sensor (CMP) (1.8L/2.0L/1.6L Zetec-E)
Camshaft Position Sensor (CMP) (1.8L/2.0L/1.6L Zetec-E)
Removal 1. Remove the air cleaner outlet pipe. 2. Disconnect the breather pipe. 3. Disconnect the camshaft position (CMP) sensor electrical connector. 4. Remove the...

Crankshaft position sensor (CPS) (1.6L Zetec-SE/1.4L)
Crankshaft position sensor (CPS) (1.6L Zetec-SE/1.4L)
Removal 1. Raise and support the vehicle. Refer to Section 100-02 for additional information. 2. Disconnect the CKP sensor connector. 3. Remove the CKP sensor....

Crankshaft Position Sensor (CPS) (1.8L/2.0L/1.6L Zetec-E)
Crankshaft Position Sensor (CPS) (1.8L/2.0L/1.6L Zetec-E)
Removal 1. Raise and support the vehicle. Refer to Section 100-02 for additional information. 2. Disconnect the crankshaft position sensor (CSP) electrical connector. 3....

Crankshaft position sensor (CPS) (1.8 l diesel)
Crankshaft position sensor (CPS) (1.8 l diesel)
Removal 1. Raise and support the vehicle. Refer to Section 100-02 for additional information. 2. Disconnect the crankshaft position sensor (CSP) electrical connector. 3....

Crankshaft Position Sensor (CPS) (1.8L Diesel with Injection)
Crankshaft Position Sensor (CPS) (1.8L Diesel with Injection)
Special tool Pin for setting the top dead center of the crankshaft 303-193 (21-104) Removal 1. Disconnect the ground cable from the battery. For additional information,...

Power Steering Pressure (PSP) Switch (1.6L Zetec-SE/1.4L)
Power Steering Pressure (PSP) Switch (1.6L Zetec-SE/1.4L)
Removal Cars without air conditioning 1. Disconnect the power steering pressure (PSP) electrical connector (radiator grille not shown). 2. Remove the PSP relay. Cars...

Power Steering Pressure (PSP) Switch (1.8L/2.0L/1.6L Zetec-E)
Power Steering Pressure (PSP) Switch (1.8L/2.0L/1.6L Zetec-E)
Removal 1. Disconnect the power steering pressure (PSP) switch. 2. Remove the PSP relay. Installation 1. Install the elements back in place in reverse order.

Powertrain Control Module (PCM)
Powertrain Control Module (PCM)
Removal All cars 1. Disconnect the ground cable from the battery. 2. Remove the side trim of the instrument panel. 3. Remove the front door trim panel. Right hand drive...

Idle Air Control Valve (1.6L Zetec-SE/1.4L)
Idle Air Control Valve (1.6L Zetec-SE/1.4L)
Removal 1. Disconnect the idle air control (IAC) valve. 2. Disconnect the IAC valve electrical connector. 3. Remove the IAC valve. Discard the IAC valve seal as it is no...

Idle Air Control Valve (1.8L/2.0L/1.6L Zetec-E)
Idle Air Control Valve (1.8L/2.0L/1.6L Zetec-E)
Removal 1. Remove the air cleaner outlet pipe. 2. Disconnect the idle air control (IAC) valve electrical connector. 3. Remove the upper IAC valve bolt. 4. Raise and...

Mass Air Flow (MAF) Sensor (1.6L Zetec-SE/1.4L)
Mass Air Flow (MAF) Sensor (1.6L Zetec-SE/1.4L)
Removal 1. Disconnect the air cleaner outlet pipe from the mass air flow (MAF) sensor side only. 2. Disconnect the electrical connector of the MAF sensor 3. Remove the...

Mass Air Flow (MAF) Sensor (1.8L/2.0L/1.6L Zetec-E)
Mass Air Flow (MAF) Sensor (1.8L/2.0L/1.6L Zetec-E)
Removal 1. Remove the air cleaner outlet pipe. 2. Disconnect the mass air flow (MAF) sensor electrical connector. 3. Remove the MAF sensor. Installation 1. Install the...

Heated Oxygen Sensor (HO2S) (1.6L Zetec-SE/1.4L)
Heated Oxygen Sensor (HO2S) (1.6L Zetec-SE/1.4L)
Removal 1. Disconnect the heated oxygen sensor (HO2S) connector. 2. Remove the HO2S sensor. Installation CAUTION: When installing a new HO2S, it is possible that the...

Heated Oxygen Sensor (HO2S) (1.8L/2.0L)
Heated Oxygen Sensor (HO2S) (1.8L/2.0L)
Special tool HO2S Sensor Key 303-476 (T94P-9472-A) Removal 1. Remove the exhaust system heat shield. 2. Disconnect the heated oxygen sensor (HO2S) connector and release...

Heated Oxygen Sensor (HO2S) (1.8L/2.0L/1.6L Zetec-E)
Heated Oxygen Sensor (HO2S) (1.8L/2.0L/1.6L Zetec-E)
Special tool HO2S Sensor Wrench 303-476 (T94P -9472-A) Removal 1. Raise and support the vehicle. Refer to Section 100-02 for additional information. 2. Remove the engine...

Knock Sensor (KS) (1.4L/1.6L)
Knock Sensor (KS) (1.4L/1.6L)
Removal 1. Remove the generator. For additional information, refer to Section 414-02. 2. Disconnect the KS sensor plug. 1. Slide the clamp down. 2. Disconnect the...

Cylinder Head Temperature Sensor (CHT) (1.6L Zetec-SE/1.4L)
Cylinder Head Temperature Sensor (CHT) (1.6L Zetec-SE/1.4L)
Removal 1. Remove the spark plug wires. For additional information, refer to Section 303-07A / 303-07B / 303-07C / 303-07D. 2. Disconnect the electrical connector of the...

Cylinder Head Temperature Sensor (CHT) (1.8L/2.0L/1.6L Zetec-E)
Cylinder Head Temperature Sensor (CHT) (1.8L/2.0L/1.6L Zetec-E)
Removal 1. Remove the generator. For additional information, refer to Section 414-02. 2. Disconnect the electrical connector of the cylinder head temperature sensor...

Cylinder Head Temperature Sensor (CHT) (1.8 l diesel)
Cylinder Head Temperature Sensor (CHT) (1.8 l diesel)
Removal 1. Disconnect the ground cable from the battery. For additional information, refer to Section 414-01. 2. Disconnect the positive crankcase ventilation (PCV)...

Clutch Pedal Position Switch (CPP)
Clutch Pedal Position Switch (CPP)
Removal 1. Disconnect the clutch pedal position (CPP) switch electrical connector. 2. Remove the CPP switch Turn the switch. Installation 1. Install the elements back in...

Injector Control Module (IDM) (1.8L Diesel)
Injector Control Module (IDM) (1.8L Diesel)
Removal 1. Using WDS, download and write the configuration setting data from the injector control module. 2. Remove the air deflector. 3. Remove the air filter. For more...

Fuel Pump Control Module (FPDM) (Duratec ST 2.0L)
Fuel Pump Control Module (FPDM) (Duratec ST 2.0L)
Removal 1. Fold the rear seat cushion forward. 2. Move the floor covering to the side. 3. Disconnect the fuel pump control module (FPDM) connector. 4. Remove FPDM....

Intake Manifold Runner Control (IMRC) actuator
Intake Manifold Runner Control (IMRC) actuator
Removal 1. Disconnect the air cleaner outlet pipe. 2. Disconnect the mass air flow (MAF) sensor electrical connector. 3. Disconnect the breather pipe. 4. Remove the air...

Idling Air Supply Control Valve (IAC)
Idling Air Supply Control Valve (IAC)
Removal 1. Remove the throttle body. For additional information, refer to Section 303-04A / 303-04B / 303-04C / 303-04D / 303-04E / 303-04F / 303-04G. 2. Disconnect the...




Focus 2 
Focus Turnier 1 
Focus 1