Electronic Pressure Control (EPC) Solenoid
DESCRIPTIONThe Electronic Pressure Control (EPC) solenoid regulates transmission EPC pressure. EPC valve pressure is used to control line pressure and the 2-3 backout valve function.
SYMPTOMS
- Failed ON - Minimum EPC pressure (minimum capacity), limit engine torque (alternate firing).
- Failed OFF - Maximum EPC pressure, harsh engagements, harsh shifts.
DTCs
P1746*, P1747*
* Output circuit check, generated only by electrical conditions.