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Home >> Lexus >> 2009 >> SC 430 >> Repair and Diagnosis >> Electrical >> Body Electrical >> OEM System Circuits >> Electronically Controlled Transmission and A/T Indicator >> System Outline >> Lock-Up and Flexible Lock-Up Control

Lock-Up and Flexible Lock-Up Control

The engine control module carries out the lock-up control by controlling the TERMINAL SLU+ of the module according to the shift position, vehicle speed, throttle opening degree and running conditions. The engine control module also steadily keeps applying the lock-up clutch a delicate slippage to improve the transmission efficiency (Fuel efficiency) of the torque converter.