Toyota Corolla Cross: Backup Boost Converter

 Torque Converter Clutch Pressure Control Solenoid Control Circuit Performance/Stuck Off (P275600,P27567E)

DESCRIPTION Using the current from the TCM, the shift solenoid valve SLU controls the lock-up clutch pressure, and performs lock-up and flex lock-up control. The TCM compares the engagement condition of the lock-up clutch with the lock-up schedule in the TCM memory to detect mechanical malfunc

 Recirculated/Fresh Air Modes Switch without User Input

DESCRIPTION If recirculation/fresh mode changes unintentionally and without permission, the following causes are possible. Symptom Factor Recirculation/fresh mode changes without permission Recirculation/fresh mode light blinks Customize setting Chan