DTC P0661 Cadillac
IMT Solenoid Control Circuit Low Input
IMT Solenoid Control Circuit Low Input
Description
Engine started, system voltage at 8-18v, IMT solenoid control state changed from open to closed position, and the PCM detected the voltage on the IMT control circuit was near 0v with the solenoid off. The ECM applies a pullup voltage of 2.6-4.6v on the
Cause and Solution
IMT solenoid IMT solenoid control circuit is open or shorted to ground
IMT solenoid power circuit is open (check the Manifold fuse)
IMT solenoid is damaged or it has failed
Video Guide
Diagnostic Info
- DTC Code: P0661
- Brand: Cadillac