System Inspection
Engine Control
P0506 Idle Air Control System-RPM Lower than Expected - Inspection/Repair:_:System Inspection
Check for restricted intake or exhaust system
1. Visually/physically inspect the following items:
- Air cleaner filter element for excessive dirt or for any foreign objects.
- Throttle body inlet for damage or for any foreign objects.
- Restricted exhaust system.
2. Was a problem found in any of the above areas?