1A
Improper engine idling or engine fails to idle
Perform troubleshooting referring to the followings when ECM has detected no DTC and no abnormality has been found in Visual Inspection:M13A without VVT and Engine Basic Inspection:M13A without VVT .
Condition Possible Cause Action
Improper engine idling or engine fails to idle
Faulty ignition coil
Ignition Coil Assembly (Including ignitor) Inspection:M13A
Engine overheating
Condition “Engine overheating”
Fuel pressure out of specification
Fuel Pressure Check:M13A without VVT
Faulty idle air control system
Idle Air Control System Check:M13A without VVT
Faulty evaporative emission control system
EVAP Canister Inspection:M13A
Faulty injector
Fuel Injector Circuit Check:M13A without VVT
Faulty ECT sensor, TP sensor or MAP sensor
Engine Coolant Temperature (ECT) Sensor Inspection:M13A , Throttle Position (TP) Sensor On-Vehicle Inspection:M13A or Manifold Absolute Pressure (MAP) Sensor Inspection:M13A
Malfunctioning PCV system
PCV Valve Inspection:M13A
Faulty ECM
Inspection of ECM and Its Circuits:M13A without VVT
Faulty EGR system (if equipped)
EGR Valve Inspection:M13A
Low compression
Compression Check:M13A