Possible causes

– Intake Manifold Runner Control (IMRC) harness is open or shorted
– Intake Manifold Runner Control (IMRC) circuit poor electrical connection
– Faulty Intake Manifold Runner Control (IMRC) actuator
– Faulty Engine Control Module (ECM)

Tech notes

2001 Ford Windstar fix for Check Engine Light code P1518 – Intake Manifold Runner Control Stuck Open

User Submitted Video

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)

P1518 2001 FORD WINDSTAR Description

The Intake Manifold Runner Control (IMRC) is monitored for failure during continuous or key ON engine OFF self-test.