Toyota Corolla Cross: 4wd Control Ecu

 Brake Switch "A"/"B" Signal Cross Coupled (P05042B)

DESCRIPTION The stop light switch assembly is a duplex system that transmits two signals: STP and ST1-. These two signals are used by the hybrid vehicle control ECU to monitor whether or not the brake system is working properly. If the signals, which indicate the brake pedal is being depressed and r

 Pressure Control Solenoid "A" Actuator Stuck Off (P07457F)

DESCRIPTION Using the current from the TCM, the shift solenoid valve SL1 controls the C1 clutch pressure in accordance with the requested shift mode. When the TCM requests the shift mode to be changed to gear mode, the C1 clutch is engaged and the input torque is transmitted to the 1st gear vi