Possible causes
– Intake Manifold Runner Control (IMRC) monitor signal shorted to power
– Faulty Intake Manifold Runner Control (IMRC) actuator
– Faulty Intake Manifold Runner Control (IMRC) solenoid
– Damage Powertrain Control Module (PCM)
– Blocked vacuum hoses
– Faulty Intake Manifold Runner Control (IMRC) actuator
– Faulty Intake Manifold Runner Control (IMRC) solenoid
– Damage Powertrain Control Module (PCM)
– Blocked vacuum hoses
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P2004 FORD OBD Code Description
The P2004 is set when the Intake Manifold Runner Control (IMRC) is commanded closed by the Powertrain Control Module (PCM), but the IMRC indicates open.
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