Hours: 07–23 daily

TuningBot DTC Database · v4.37.14

P0849 Transmission Fluid Pressure Sensor/Switch B Circuit Intermittent

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

P · PowertrainTransmissionOBD2

What P0849 means

P0849
Transmission Fluid Pressure Sensor/Switch B Circuit Intermittent Generic · transmission Data confidence 90%

The control module detected an unstable or intermittent signal in the Transmission Fluid Pressure Sensor/Switch B circuit.

Possible causes

  • Wiring
  • poor connection
  • TFP sensor
  • ECM/PCM/TCM

Related and nearby codes

How to read P0849

P

Powertrain: engine, transmission and driveline systems.

0

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

849

Specific fault index within the subsystem.

Frequently asked questions about P0849

What does P0849 mean?

Transmission Fluid Pressure Sensor/Switch B Circuit Intermittent. The control module detected an unstable or intermittent signal in the Transmission Fluid Pressure Sensor/Switch B circuit.

Is P0849 generic or manufacturer-specific?

P0849 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P0849 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

ECU tuningDyno-tested results by model and engine See the results →

← Search the full DTC database