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TuningBot DTC Database · v4.37.15

P2500 Lamp/L - Terminal Circuit Low

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

P · PowertrainBodyOBD2

What P2500 means

P2500
Lamp/L - Terminal Circuit Low Generic · body Data confidence 85%

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

Possible causes

  • Wiring short to ground
  • alternator
  • instrument panel

Related and nearby codes

How to read P2500

P

Powertrain: engine, transmission and driveline systems.

2

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

500

Specific fault index within the subsystem.

Frequently asked questions about P2500

What does P2500 mean?

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

Is P2500 generic or manufacturer-specific?

P2500 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2500 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 tuningDyno-tested results by model and engine See the results →

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