Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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How to Proceed With Troubleshooting





STEERING COLUMN: STEERING LOCK SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HINT
*: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. CHECK AND CLEAR DTCS*

NEXT -- Continue to next step.

3. PROBLEM SYMPTOM CONFIRMATION

-- SYMPTOM DOES NOT OCCUR (Go to step 4)

-- SYMPTOM OCCURS (Go to step 5)

4. SYMPTOM SIMULATION

NEXT -- Continue to next step.

5. CHECK MULTIPLEX COMMUNICATION SYSTEM

HINT
Check that there are no problems in the multiplex communication system before troubleshooting the steering lock system.

NEXT -- Continue to next step.

6. DTC CHECK*

-- DTC IS NOT OUTPUT (Go to step 7)

-- DTC IS OUTPUT (Go to step 8)

7. PROBLEM SYMPTOMS TABLE

-- Go to step 9

8. DTC CHART

NEXT -- Continue to next step.

9. CIRCUIT INSPECTION*

NEXT -- Continue to next step.

10. PROBLEM IDENTIFICATION

NEXT -- Continue to next step.

11. REPAIR OR REPLACEMENT

NEXT -- Continue to next step.

12. CONFIRMATION TEST*

NEXT -- END