Inspection Procedure
- CHECK HARNESS AND CONNECTOR (MOMENTARY INTERRUPTION)
- Using Techstream, check for any momentary interruption in the wire harness and connector corresponding to a DTC (See CHECK FOR INTERMITTENT PROBLEMS ).
DATA LIST: ABS/VSC/TRAC
DATA LIST REFERENCEItem Measurement Item/Range (Display) Normal Condition EFI Open EFI communication open detection/OPN DET or NORMAL OPN DET: Momentary interruption
NORMAL: NormalOK:
There are no momentary interruptions.
HINT:
Perform the above inspection before removing the sensor and connector.
NG: Go to step 3
OK: Go to next step
- CHECK DTC FOR ENGINE CONTROL SYSTEM
- Clear the DTC (engine control system).
- Check the DTC (engine control system).
Result
RESULT REFERENCEResult Proceed to DTC (engine control system) Is not output A DTC (engine control system) Is output B B: REPAIR ENGINE CONTROL SYSTEM ACCORDING TO DTC OUTPUT
A: REPLACE ECM
- REPAIR OR REPLACE HARNESS OR CONNECTOR (ECM TO SKID CONTROL ECU)
- RECONFIRM DTC
- Clear the DTC.
- Perform a road test.
- Check that the same DTC is recorded.
Result
RESULT REFERENCEResult Proceed to DTC Is not output A DTC Is output B B: Go to step 2
A: END