Diagnostic Test
WARNING: This page is about a different variant/trim than selected.
- CHECK FUEL
- Check the quality of the fuel.
Is the quality incorrect?
Yes
- Empty the tank and fill it with the correct quality fuel.
No
- Go To 2
- Check the quality of the fuel.
- THROTTLE BODY CHECK
- Check for dirt on the throttle of Throttle Body.
Is there dirt present?
Yes
- Remove the dirt and restore correct operation.
- Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
No
- Go To 3
- Check for dirt on the throttle of Throttle Body.
- AIR SUPPLY SYSTEM CHECK
- Check for disconnections in the air supply system.
Are there any disconnections?
Yes
- Repair the disconnections as necessary.
- Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
No
- Go To 4
- Check for disconnections in the air supply system.
- CHECK ENGINE OIL DECAY USING SCAN TOOL
- Connect the scan tool to the PCM-1 and check that the "Engine oil decay" parameter is not lower than 20%.
Is the Engine oil decay parameter lower than 20%
Yes
- Change the engine oil.
No
- Go To 5
- Connect the scan tool to the PCM-1 and check that the "Engine oil decay" parameter is not lower than 20%.
- CHECK FUEL RAIL PRESSURE SENSOR USING SCAN TOOL
- Check that the Fuel Rail Pressure Sensor is working correctly.
Is the operation of the Fuel Rail Pressure Sensor incorrect?
Yes
- Replace the Fuel Rail Pressure Sensor.
- Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
No
- Go To 6
- Check that the Fuel Rail Pressure Sensor is working correctly.
- BANK 1 MAP SENSOR OPERATION CHECK
- Check that the Bank 1 MAP Sensor is working properly.
Is the Bank 1 MAP Sensor operating properly?
Yes
- End of diagnosis.
- Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
No
- Replace the Bank 1 MAP Sensor.
- Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
- Check that the Bank 1 MAP Sensor is working properly.