How To Proceed With Troubleshooting

BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM (for Hydraulic Brake Booster): HOW TO PROCEED WITH TROUBLESHOOTING

Techstream can be used in steps 3, 6, 9 and 12.

1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. CUSTOMER PROBLEM ANALYSIS

NEXT -- Continue to next step.

3. CHECK AND CLEAR DTCS AND FREEZE FRAME DATA

NEXT -- Continue to next step.

4. PROBLEM SYMPTOM CONFIRMATION

NEXT -- Continue to next step.

5. CHECK CAN COMMUNICATION SYSTEM

(a) Check for output DTCs.

HINT
The ECM of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, be sure to check that there is no trouble in the CAN communication system.





B -- CAN COMMUNICATION SYSTEM

A --

6. CHECK AND CLEAR DTCS

NEXT -- Continue to next step.

7. PROBLEM SYMPTOM SIMULATION





B -- GO TO STEP 9

A --

8. SYMPTOM SIMULATION

NEXT -- Continue to next step.

9. CHECK DTCS (OTHER THAN CAN SYSTEM DTCS)





B -- GO TO STEP 11

A --

10. PROBLEM SYMPTOMS TABLE

NEXT -- GO TO STEP 12

11. DTC CHART

NEXT -- Continue to next step.

12. CIRCUIT INSPECTION

NEXT -- Continue to next step.

13. PROBLEM IDENTIFICATION

NEXT -- Continue to next step.

14. REPAIR OR REPLACE

NEXT -- Continue to next step.

15. CONFIRMATION TEST

NEXT -- END