Vehicle Stability Control System (W/O Vdim) How To Proceed With Troubleshooting
Brake. Lexus Is250, Is220D. Gse20 Ale20
VEHICLE BROUGHT TO WORKSHOP
CUSTOMER PROBLEM ANALYSIS
CHECK DTC AND FREEZE FRAME DATA
DIAGNOSTIC TROUBLE CODE CHART
SYMPTOM SIMULATION
PROBLEM SYMPTOMS TABLE
CIRCUIT INSPECTION
IDENTIFICATION OF PROBLEM
REPAIR OR REPLACEMENT
CONFIRMATION TEST
Vehicle Stability Control System (W/O Vdim) -- How To Proceed With Troubleshooting |
- HINT:
- The vehicle stability control system troubleshooting procedures are based on the premise that the multiplex communication system is operating normally. Check the multiplex communication system first before troubleshooting the vehicle stability control system.
- The intelligent tester can be used at steps 3, 7, and 10.
1.VEHICLE BROUGHT TO WORKSHOP |
2.CUSTOMER PROBLEM ANALYSIS |
Interview and confirm the trouble (Click here).
3.CHECK DTC AND FREEZE FRAME DATA |
Check and record a DTC and Freeze Frame Data.
Clear the DTC and Freeze Frame Data (Click here).
Reconfirm the DTC.
Reconfirm the DTC based on the recorded DTC and Freeze Frame Data (Click here).
- HINT:
- If any of the DTC U0100/65, U0123/62, U0124/95, and U0126/63 is output together with a CAN communication DTC, first check the appropriate sensor for a momentary open circuit (Click here).
- Result:
Condition
| Proceed to
|
DTC is output
| A
|
DTC is not output (Problem symptom does not occur)
| B
|
DTC is not output (Problem symptom occurs)
| C
|
4.DIAGNOSTIC TROUBLE CODE CHART |
8.IDENTIFICATION OF PROBLEM |