P1549 - Intake Manifold Communication Control (IMCC) Circuit (Bank 1)
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2008 Mercury Sable, 2008 Mercury Mountaineer, 2008 Mercury Milan, 2008 Mercury Mariner, and 2008 Mercury Grand Marquis. However, it is still accessible from the selected car via links, so may be relevant.
P1549 - INTAKE MANIFOLD COMMUNICATION CONTROL (IMCC) CIRCUIT (BANK 1)
| Description: | The IMCC or intake manifold tuning (IMTV) system is monitored for failure during continuous or key on engine off (KOEO) self-test. The test fails when the powertrain control module (PCM) detects a concern with the IMTV output circuit. | |||
| Possible Causes: |
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| Diagnostic Aids: | An IMTV fault PID (IMTVF) displaying YES may indicate a fault. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory | |
| All | refer to PINPOINT TEST HU . | - | refer to PINPOINT TEST HU . | |