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Q.
Is diagnosis code set?
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Inspection chart for diagnosis code (Refer to ).
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- Refer to Data List Reference Table .
- Item 05: Intake air temperature sensor
- Item 06: Engine coolant temperature sensor
- Item 08: Manifold absolute pressure sensor
- Item 10: Air flow sensor
- Item 11: Accelerator pedal position sensor (main)
- Item 12: Accelerator pedal position sensor (sub)
- Item 13: Throttle position sensor (main)
- Item 15: Throttle position sensor (sub)
- Item BB: Barometric pressure sensor
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Q.
Are the check results normal?
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Perform the diagnosis code classified check procedure for the sensor that has
shown an abnormal data value (Refer to Inspection Chart for Diagnosis Code ).
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- Refer to Data List Reference Table .
- Item 83: Power steering fluid pressure switch
- Item 87: Neutral switch
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Q.
Are the check results normal?
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Perform the diagnosis code classified check procedure for the sensor that has
shown an abnormal data value (Refer to Inspection Chart for Diagnosis Code ).
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Q.
Is the check result normal?
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Q.
Is the check result normal?
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Q.
Is the check result normal?
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Clean throttle body (throttle valve portion) (Refer to ).
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- Refer to Data List Reference Table .
- Item AC: Right bank oxygen sensor (front)
- Item AD: Right bank oxygen sensor (rear)
- Item AE: Left bank oxygen sensor (front)
- Item AF: Left bank oxygen sensor (rear)
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Q.
Are the check results normal?
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Perform the diagnosis code classified check procedure for the sensor that has
shown an abnormal data value (Refer to Inspection Chart for Diagnosis Code ).
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- Disconnect engine-ECU connector, and connect special tool power plant ECU
check harness (MB992110) to measure at connector for inspection.
- Engine: Idle operation after warm-up
- Transmission: P range
- Radiator fan: Not operated
- Voltage between terminal No. 60 and earth.
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OK: Voltage increases when the headlamps are extinguished→illuminated
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Q.
Is the check result normal?
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Q.
Are the check results normal?
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Repair or replace the connector.
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- Check output line for open/short circuit and damage.
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Q.
Is the check result normal?
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Repair the damaged harness wire.
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Q.
Does the trouble symptom persist?
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Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection
Service Points - How to Cope with Intermittent Malfunctions ).
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- Remove the spark plug and install it to the ignition coil.
- Connect the ignition coil connector.
- Remove all injector connector.
- At the engine start, check each spark plug produces a spark.
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Q.
Is the check result normal?
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- Check spark plug itself (Refer to GROUP 16 - Ignition System - On-vehicle Service - Spark
Plug Check and Cleaning ).
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Q.
Is the check result normal?
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Check ignition circuit system (Refer to Inspection Procedure 22 ).
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- Check purge control solenoid valve itself (Refer to GROUP 17 - Emission
Control - Evaporative Emission Control System - Purge Control Solenoid Valve
Check ).
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Q.
Is the check result normal?
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YES : Go to Step 15 <Except vehicles for Russia> .
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YES : Go to Step 16 <Vehicles for Russia> .
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Replace the purge control solenoid valve.
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- Check exhaust gas recirculation valve itself (Refer to GROUP 17 - Emission
Control - Exhaust Gas Recirculation Valve - Exhaust Gas Recirculation Valve
(Stepper Motor) Check ).
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Q.
Is the check result normal?
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Replace the exhaust gas recirculation valve.
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- Check each injector for spray condition (Refer to ).
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Q.
Is the check result normal?
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- Check the compression pressure (Refer to GROUP 11C - On-vehicle
Service - Compression Pressure Check ).
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Q.
Is the check result normal?
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- After the engine-ECU has been replaced, check for the trouble symptom again.
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Q.
Does the trouble symptom persist?
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Check for foreign matters (water, kerosene, etc.) in fuel and replace if necessary.
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