P0507
Idle Air Control System RPM Higher Than Expected
2000-2012 Mitsubishi Eclipse GT 3.0L V6
Moderate SeverityPowertrainGeneric (SAE)
Description
The idle speed is consistently above the target RPM.
Symptoms
- High idle speed
- Engine racing at idle
Common Causes
- Vacuum leak (most common)
- IAC valve stuck open
- Throttle plate not closing fully
- Intake gasket leak
Diagnostic Steps
- Check for vacuum leaks
- Inspect throttle plate
- Test IAC valve
- Check intake gaskets
Repair Notes
Find and fix vacuum leak. Clean throttle body. Replace IAC if stuck open.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P0507 on Other Vehicles
Mitsubishi 3000GT
1991-1999 3.0L V6
Mitsubishi 3000GT VR-4
1991-1999 3.0L Twin Turbo V6
Mitsubishi 3000GT VR-4
1991-1999 3.0L V6 Twin Turbo
Mitsubishi Colt JP
2002-2012 1.3L I4 4A90
Mitsubishi Colt JP
2002-2012 1.5L I4 4A91
Mitsubishi Delica D:5
2019-2025 2.2L I4 Turbo Diesel 4N14
Mitsubishi Diamante
1992-1996 3.0L V6
Mitsubishi Diamante
1997-2004 3.5L V6
Common Questions
What does code P0507 mean on a 2000-2012 Mitsubishi Eclipse GT?
P0507 stands for "Idle Air Control System RPM Higher Than Expected". The idle speed is consistently above the target RPM.
What are the symptoms of P0507 on a Mitsubishi Eclipse GT?
Common symptoms of P0507 include: High idle speed, Engine racing at idle.
What causes P0507 on a 2000-2012 Mitsubishi Eclipse GT?
Common causes of P0507 include: Vacuum leak (most common), IAC valve stuck open, Throttle plate not closing fully, Intake gasket leak.