Fejlkodeindeks · high
P0778
2/4 Brake pressure control solenoid circuit malfunction
2/4 Brake pressure control solenoid circuit malfunction
Documented for: 2.0L gasoline; 2.5L/3.0L gasoline · System(s): TRANS EOBD, TRANS OBD II · Factory MIL flag: 2 · Default action: TCM Default: –Fixed 4th gear
Common causes
- Transmission to TCM 2/4 Brake pressure solenoid circuit: open circuit
- short circuit Transmission internal 2/4 Brake pressure solenoid circuit: open circuit
- short circuit TCM Ground circuit: open circuit
- high resistance 2/4 Brake pressure solenoid failure
Quick checks
- Confirm freeze-frame and conditions when the code set
- Inspect connectors, grounds, and harness for the circuit named in the code