Possible causes – Faulty Intake Manifold Runner Control (IMRC) valve– Intake Manifold Runner Control (IMRC) harness is open or shorted– Intake Manifold Runner Control (IMRC) circuit poor electrical connectin Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Faulty ISC Solenoid– ISC Solenoid harness is open or shorted– ISC Solenoid circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1512 SUBARU Description Idle Speed Control (ISC) Solenoid
Possible causes – Variable Tumble Control Solenoid (VTCS) vacuum solenoid stuck closed– Faulty Variable Tumble Control Solenoid (VTCS)– Variable Tumble Control Solenoid (VTCS) harness is open or shorted– Variable Tumble Control Solenoid (VTCS) circuit poor electrical connection Symptoms – Engine
Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1512 Information for specific makes P1512 FORDP1512 SUBARUP1512 MAZDA