P027A - Fuel Pump Module B Control Circuit/Open
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DTC DESCRIPTION P027A - FUEL PUMP MODULE B CONTROL CIRCUIT/OPEN
| Description: When the PCM commands the fuel pump (FP) ON, the PCM is able to detect a short to voltage on the FPC circuit. When the PCM commands the FP OFF, the PCM is able to detect an open circuit or a short to ground on the FPC circuit. This DTC sets when the PCM detects the FPC circuit is open or shorted to voltage or ground. | |||
Possible Causes:
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| Diagnostic Aids: | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST MA . | ||