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TuningBot DTC Database · v4.37.15

P0940 Hydraulic Oil Temperature Sensor Circuit High Input

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

P · PowertrainTransmissionOBD2

What P0940 means

P0940
Hydraulic Oil Temperature Sensor Circuit High Input Generic · transmission Data confidence 90%

The control module detected that the signal in the Hydraulic Oil Temperature circuit stayed above the expected operating range.

Possible causes

  • Wiring
  • short to positive
  • hydraulic oil temperature sensor
  • ECM/PCM/TCM

Related and nearby codes

How to read P0940

P

Powertrain: engine, transmission and driveline systems.

0

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

940

Specific fault index within the subsystem.

Frequently asked questions about P0940

What does P0940 mean?

Hydraulic Oil Temperature Sensor Circuit High Input. The control module detected that the signal in the Hydraulic Oil Temperature circuit stayed above the expected operating range.

Is P0940 generic or manufacturer-specific?

P0940 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P0940 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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