P0847
Transmission Fluid Pressure Sensor/Switch B Circuit Low
Generic code
Transmission System
High severity
Hard repair
Free on OBD DashX
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What P0847 means
- The fault code P0847 signifies that the transmission fluid pressure sensor/switch ‘B’ circuit is experiencing low voltage. This can result in various issues such as transmission slipping, reduced fuel efficiency, and/or the transmission shifting rough.
Possible symptoms
- Illuminated check engine light
- Transmission slipping
- Reduced fuel efficiency
- Rough shifting
Possible causes
- Malfunctioning transmission fluid pressure sensor/switch
- Damaged or faulty wiring or connections in the circuit
- Malfunctioning transmission control module (TCM)
Related parts
- Transmission Fluid Pressure Sensor: Gear fluid line delivers gear fluid/oil between the various gear parts that need lubrication. The Gear fluid line pressure Sensor monitors the fluid pressure in the line. Problems lead to difficulty in shifting gears
Possible solutions
- Replace the transmission fluid pressure sensor/switch
- Inspect and repair any damaged wiring or connections
- Replace the transmission control module (TCM) if necessary
Free on OBD DashX
P0847 on OBD DashX
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