Error code
OBD2 P0994
OBD2P0994
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Transmission Fluid Pressure Sensor/Switch 'F' Circuit Low.
Severity
moderateCan drive, but may experience shifting problems and reduced fuel efficiency.
Summary
P0994 indicates that the transmission fluid pressure (TFP) sensor F circuit is reporting low voltage, which could mean there's an issue with the wiring or the sensor itself in the transmission system.
Common Causes
- Wiring issues
- Short to earth
- Faulty TFP sensor
Fixes
- Repair or replace the faulty wiring or TFP sensor F.
FAQ
What does P0994 mean?
P0994 indicates a low voltage issue with the transmission fluid pressure (TFP) sensor F circuit, which can affect shifting and fuel efficiency.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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