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TuningBot DTC Database · v4.37.15

P127E Jeep - Fuel pump control circuit 2 (PCM) - open circuit

Manufacturer-specific interpretation for Jeep. All interpretations of P127E

P · PowertrainFuelOBD2

What P127E means

P127E
Fuel pump control circuit 2 (PCM) - open circuit Jeep · fuel Data confidence 62%

The control module detected an interruption (open circuit) in the Fuel pump control circuit 2 (PCM) circuit, so the expected electrical continuity was not present. This is the manufacturer-specific definition used by Jeep.

Possible causes

  • Wiring
  • fuel pump
  • PCM

Related and nearby codes

How to read P127E

P

Powertrain: engine, transmission and driveline systems.

1

Manufacturer-defined range: the meaning can differ between brands.

27E

Specific fault index within the subsystem.

Frequently asked questions about P127E

What does P127E mean?

Fuel pump control circuit 2 (PCM) - open circuit. The control module detected an interruption (open circuit) in the Fuel pump control circuit 2 (PCM) circuit, so the expected electrical continuity was not present. This is the manufacturer-specific definition used by Jeep.

Is P127E generic or manufacturer-specific?

P127E is a manufacturer-specific code. In this database it is documented for: Jeep. The same number can mean something different on other brands.

Can TuningBot remove P127E at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.

Other file services

ECU tuningStage 1 dyno results for Jeep engines See the results →

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