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TuningBot DTC Database · v4.37.15

P2542 Low Pressure Fuel System Sensor Circuit High

Generic (OBD-II) interpretation in the TuningBot DTC database.

P · PowertrainEngineOBD2

What P2542 means

P2542
Low Pressure Fuel System Sensor Circuit High Generic · engine Data confidence 85%

The control module detected that the signal in the Low Pressure Fuel System circuit stayed above the expected operating range.

Possible causes

  • Wiring short to positive
  • fuel low pressure sensor

Related and nearby codes

How to read P2542

P

Powertrain: engine, transmission and driveline systems.

2

Generic SAE-standard code: same meaning on every make.

542

Specific fault index within the subsystem.

Frequently asked questions about P2542

What does P2542 mean?

Low Pressure Fuel System Sensor Circuit High. The control module detected that the signal in the Low Pressure Fuel System circuit stayed above the expected operating range.

Is P2542 generic or manufacturer-specific?

P2542 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2542 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

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