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TuningBot DTC Database · v4.37.14

P278C Transmission kick - down switch - circuit low

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

P · PowertrainEngineOBD2

What P278C means

P278C
Transmission kick - down switch - circuit low Generic · engine Data confidence 78%

The control module detected that the signal in the Transmission kick - down switch circuit stayed below the expected operating range.

Possible causes

  • Wiring
  • transmission kick - down switch
  • TCM
  • ECM

Related and nearby codes

How to read P278C

P

Powertrain: engine, transmission and driveline systems.

2

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

78C

Specific fault index within the subsystem.

Frequently asked questions about P278C

What does P278C mean?

Transmission kick - down switch - circuit low. The control module detected that the signal in the Transmission kick - down switch circuit stayed below the expected operating range.

Is P278C generic or manufacturer-specific?

P278C is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P278C 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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