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TuningBot DTC Database · v4.37.15

P2501 Lamp/L - Terminal Circuit High

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

P · PowertrainBodyOBD2

What P2501 means

P2501
Lamp/L - Terminal Circuit High Generic · body Data confidence 85%

The control module detected that the signal in the Lamp/L - Terminal circuit stayed above the expected operating range.

Possible causes

  • Wiring short to positive
  • alternator
  • instrument panel

Related and nearby codes

How to read P2501

P

Powertrain: engine, transmission and driveline systems.

2

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

501

Specific fault index within the subsystem.

Frequently asked questions about P2501

What does P2501 mean?

Lamp/L - Terminal Circuit High. The control module detected that the signal in the Lamp/L - Terminal circuit stayed above the expected operating range.

Is P2501 generic or manufacturer-specific?

P2501 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2501 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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