Error code
OBD2 P0848
OBD2P0848
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Transmission Fluid Pressure Sensor/Switch 'B' Circuit High.
Severity
moderateCan drive, but may experience shifting problems and potential long-term damage if not addressed.
Summary
P0848 indicates that the transmission fluid pressure (TFP) sensor B is reporting an abnormally high input to the ECM/PCM/TCM. This issue affects the transmission system.
Common Causes
- Wiring issues or short to positive
- Faulty TFP sensor
Fixes
- Replace the faulty transmission fluid pressure (TFP) sensor B.
FAQ
What does P0848 mean?
It means that the TFP sensor B is reporting an abnormally high input to the vehicle's computer system.
How do I fix it?
The most common solution is replacing the faulty transmission fluid pressure (TFP) sensor B.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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