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TuningBot DTC Database · v4.37.15

P0890 TCM Power Relay Sense Circuit Low

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

P · PowertrainTransmissionOBD2

What P0890 means

P0890
TCM Power Relay Sense Circuit Low Generic · transmission Data confidence 90%

The control module detected that the signal in the TCM Power Relay Sense circuit stayed below the expected operating range.

Possible causes

  • Wiring
  • short to earth
  • TCM power relay
  • TCM

Related and nearby codes

How to read P0890

P

Powertrain: engine, transmission and driveline systems.

0

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

890

Specific fault index within the subsystem.

Frequently asked questions about P0890

What does P0890 mean?

TCM Power Relay Sense Circuit Low. The control module detected that the signal in the TCM Power Relay Sense circuit stayed below the expected operating range.

Is P0890 generic or manufacturer-specific?

P0890 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P0890 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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