HOW TO PROCEED WITH TROUBLESHOOTING
Troubleshooting
The intelligent tester can be used in steps 3, 4, 6, 7, 8, 11, 14, and 17.
| 1.VEHICLE BROUGHT TO WORKSHOP |
| |||||
| 2.CUSTOMER PROBLEM ANALYSIS |
| |||||
| 3.CHECK DTC AND FREEZE FRAME DATA |
| |||||
| 4.CLEAR DTC AND FREEZE FRAME DATA |
| |||||
| 5.PROBLEM SYMPTOM CONFIRMATION |
| |||||
| 6.CHECK CAN COMMUNICATION SYSTEM |
Check for output DTCs.
- HINT:
- The ECU of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN communication system.
|
||||
|
| 7.CHECK MULTIPLEX COMMUNICATION SYSTEM |
Check for output DTCs.
- HINT:
- The skid control ECU sends the signals of each warning light to the gateway ECU via CAN communication, and the gateway ECU sends the signals to the combination meter via multiplex communication system (BEAN).
|
||||
|
| 8.DTC CHECK AND CLEAR |
| |||||
| 9.PROBLEM SYMPTOM SIMULATION |
|
||||
|
| 10.SYMPTOM SIMULATION |
| |||||
| 11.DTC CHECK (OTHER THAN CAN AND MULTIPLEX COMMUNICATION SYSTEM DTC) |
|
||||
|
| 12.PROBLEM SYMPTOMS TABLE |
| |||||
| 13.DTC CHART |
| |||||
| 14.CIRCUIT INSPECTION |
| |||||
| 15.IDENTIFICATION OF PROBLEM |
| |||||
| 16.REPAIR OR REPLACE |
| |||||
| 17.CONFIRMATION TEST |
| |||||