TorqueMech OBD Code Guide
P0511 - Idle Air Control Circuit
The ECM detected a fault in the idle air control circuit.
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Read code pattern
Check likely system
Estimate after confirmation
Code Overview
The ECM detected a fault in the idle air control circuit.
Common Causes
- Idle air control valve fault
- Damaged wiring or connector
- Throttle body contamination
Diagnostic Steps
- Inspect the idle air control connector and wiring
- Check throttle body and idle passages for buildup
- Command the idle control system if supported
Related OBD Codes
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Next Steps
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