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MK3 / A70 markets
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Troubleshooting assistant

Pick a problem area, choose the symptom, then follow the remedy links or step-by-step TSRM procedure.

Diagnostic codes
Searching in 1990 USDM TSRM.
Areas /High engine idle speed — no drop
Step-by-step TSRM procedure

High engine idle speed — no drop

Follow the TSRM flowchart on FI-18.

FI-18
Current check

Check accelerator linkage

Check accelerator linkage.
OK

Accelerator linkage OK

Continue with diagnosis system check.
BAD

Accelerator linkage fault

Linkage is stuck.