9-3 FWD (9440) L4-2.0L Turbo (B207R) (2009)
Solenoid Valve SLU, TCM AF 40 (531)
Solenoid Valve SLU, TCM AF 40 (531)
Location
The solenoid valve is mounted in the gearbox valve housing.
Main use
The valve controls the pressure used for the torque converter clutch. The pressure is modulated so that full, partial or no engagement is achieved.
Type
Electromagnetic, variable PWM controlled.