Diesel Data: Automotive Repair

System Inspection





Engine

Engine Control - P0507 Idle Air Control System - RPM higher than expected - System Inspection

System Inspection

1. Visual inspection
(1) Key "OFF".
(2) Check intake air system
> Check assembling state and damage on throttle body gasket.
> Check assembling/sealing state and damage on MAFS and PCV valve.
(3) Is everything O.K?
YES
1) Go to "Component inspection" procedure.
NO
1) Repair as necessary and then, go to "Verification of Vehicle Repair" procedure.