Lincoln Aviator, Ford Explorer, Exp Sport, Exp Sport-Trac, Mercury Mountaineer 2000-2005

4.0L V6 - Std 2


Trouble Code: P1538

Intake Manifold Runner Control Stuck Open (Bank 2)

Possible Causes:

IMRC monitor signal circuit shorted to power ground
IMRC Monitor signal circuit shorted to signal ground (return)
IMRC actuator is damaged or has failed
PCM has failed