DTC P0505: Idle Control System

DTC P0505: IDLE CONTROL SYSTEM

Description:	This DTC sets when the desired RPM could not be reached or controlled during the key ON, engine running (KOER) self-test.
Possible Causes:	Failure mode effects management (FMEM) condition is present Intake air system restriction Exhaust system restriction Sludged throttle body Vacuum leaks Damaged electronic throttle body (ETB) Damaged PCM
Diagnostic Aids:	This DTC may be accompanied by other DTCs. Diagnose other DTCs first. If other DTCs are not present inspect the intake air system for air restrictions, vacuum leaks, and damage. If no concerns are present, clear the DTC and carry out the key ON, engine running (KOER), self-test.
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
All	GO to PINPOINT TEST HU .