How To Proceed With Troubleshooting

STEERING COLUMN: VARIABLE GEAR RATIO STEERING SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HINT
*: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. CUSTOMER PROBLEM ANALYSIS

(a) Confirm problem symptoms.

NEXT -- Continue to next step.

3. CHECK MULTIPLEX COMMUNICATION SYSTEM*

(a) Check for DTCs.





B -- GO TO MULTIPLEX COMMUNICATION SYSTEM
A -- Continue to next step.

4. CHECK CAN COMMUNICATION SYSTEM*

(a) Check for DTCs.





B -- GO TO CAN COMMUNICATION SYSTEM
A -- Continue to next step.

5. CHECK DTC*

(a) Check for DTCs.

(1) Record the DTCs.

(b) Clear the DTCs.

(c) Recheck for DTCs.

(1) Simulate the malfunction and check if the DTCs are output again Variable Gear Ratio Steering System.





B -- GO TO STEP 10

C -- SYMPTOM SIMULATION
A -- Continue to next step.

6. DTC CHART

NEXT -- Continue to next step.

7. CIRCUIT INSPECTION*

NEXT -- Continue to next step.

8. REPAIR

NEXT -- Continue to next step.

9. CONFIRMATION TEST

NEXT -- END

10. PROBLEM SYMPTOMS TABLE

NEXT -- Continue to next step.

11. CIRCUIT INSPECTION*

NEXT -- Continue to next step.

12. CONFIRMATION TEST

NEXT -- END