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Home >> Jeep >> 2023 >> Wagoneer Carbide, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 24 (3.0L - DTCS P0221-00 To P027C-00) >> DTC Troubleshooting >> P027A-00-Fuel Pump Module "B" Control Circuit/Open >> When Monitored

When Monitored

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The FPCM diagnostics run continuously when the module is powered up.

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