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TuningBot DTC Database · v4.37.14

P2780 Transmission gear selection switch, downshift - circuit low

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

P · PowertrainEngineOBD2

What P2780 means

P2780
Transmission gear selection switch, downshift - circuit low Generic · engine Data confidence 78%

The control module detected that the signal in the Transmission gear selection switch, downshift circuit stayed below the expected operating range.

Possible causes

  • Wiring short to ground
  • transmission gear selection switch

Related and nearby codes

How to read P2780

P

Powertrain: engine, transmission and driveline systems.

2

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

780

Specific fault index within the subsystem.

Frequently asked questions about P2780

What does P2780 mean?

Transmission gear selection switch, downshift - circuit low. The control module detected that the signal in the Transmission gear selection switch, downshift circuit stayed below the expected operating range.

Is P2780 generic or manufacturer-specific?

P2780 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2780 at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. 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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