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TuningBot DTC Database · v4.37.14

P0899 Transmission Control System MIL Request Circuit High

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

P · PowertrainTransmissionOBD2

What P0899 means

P0899
Transmission Control System MIL Request Circuit High Generic · transmission Data confidence 90%

The control module detected that the signal in the Transmission Control System MIL Request circuit stayed above the expected operating range.

Possible causes

  • Wiring
  • poor connection
  • short to positive

Related and nearby codes

How to read P0899

P

Powertrain: engine, transmission and driveline systems.

0

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

899

Specific fault index within the subsystem.

Frequently asked questions about P0899

What does P0899 mean?

Transmission Control System MIL Request Circuit High. The control module detected that the signal in the Transmission Control System MIL Request circuit stayed above the expected operating range.

Is P0899 generic or manufacturer-specific?

P0899 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P0899 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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