Error code
OBD2 P0799
OBD2P0799
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Pressure Control Solenoid 'C' Intermittent.
Severity
moderateCan drive but may experience shifting issues.
Summary
P0799 indicates an intermittent issue with Transmission Fluid Pressure (TFP) Solenoid C, which is part of the transmission control system.
Common Causes
- Poor wiring or connection
- Faulty ECM/PCM!TCM
Fixes
- Inspect and repair wiring or connections related to TFP Solenoid C.
FAQ
What does P0799 mean?
P0799 indicates an intermittent malfunction in the Transmission Fluid Pressure (TFP) Solenoid C circuit.
How do I fix P0799?
Inspect and repair any faulty wiring or connections related to TFP Solenoid C. If necessary, replace the solenoid or control module.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- P0700Transmission Control System (MIL Request)
- P0701Transmission Control System Range/Performance
- P0702Transmission Control System Electrical
- P0703Brake Switch 'B' Circuit
- P0704Clutch Switch Input Circuit Malfunction
- P0705Transmission Range Sensor Circuit Malfunction (PRNDL Input)
- P0706Transmission Range Sensor Circuit Range/Performance
- P0707Transmission Range Sensor Circuit Low
- P0708Transmission Range Sensor Circuit High
- P0709Transmission Range Sensor Circuit Intermittent
- P0710Transmission Fluid Temperature Sensor 'A' Circuit
- P0711Transmission Fluid Temperature Sensor 'A' Circuit Range/Performance