How To Troubleshoot
- Bring in the car
Next
- Interview and phenomenon checkNOTE: Refer to CHECK LIST FOR INTERVIEW .RESULT
Result Go to Phenomenon can be confirmed A Phenomenon can not be confirmed B B: To fault simulation (Refer to PROCEDURES FOR MALFUNCTION PHENOMENON SIMULATION )
A: Go to Next Step
- Communication function inspection of large-scale multiplex communication system for vehicle body [LIN]NOTE: Refer to CHECKING/CLEARING DIAGNOSTIC CODES .
- Check CAN communication system.RESULT
Result Go to Code is not output A Code is output B B: Go to "Large-scale multiplex communication system for vehicle body [LIN]" (For details, see HOW TO TROUBLESHOOT )
A: Go to Next Step
- Check CAN communication system.
- Inspection of CAN communication systemNOTE: Refer to HOW TO TROUBLESHOOT .
- Using SSM3, perform a function check of the CAN communication system to check that no abnormal condition is present in the communication system.RESULT
Result Go to Functioning properly A Not functioning properly B B: To section for control system CAN communication system (Refer to HOW TO TROUBLESHOOT )
A: Go to Next Step
- Using SSM3, perform a function check of the CAN communication system to check that no abnormal condition is present in the communication system.
- Symptom tableNOTE: Refer to SYMPTOM TABLE .RESULT
Result Go to Not applicable to the symptom table. A Applicable to the symptom table. B B: Go to Step 7.
A: Go to Next Step
- Perform troubleshooting with the method below based on malfunctions.
- Function check (refer to FUNCTION INSPECTION )
- ECM terminal matrix (Refer to ECM TERMINAL ARRANGEMENT )
- Data monitor/system operation check mode (Refer to CURRENT DATA DISPLAY & SAVE / SYSTEM OPERATION CHECK MODE )
- Unit inspection
Next
- Adjustment, repair, or replacement
Next
- Confirmation test
Next: Complete