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DTC P0740 TORQUE CONVERTER CLUTCH SOLENOID VALVE AT-293 [RE4R01A] D E F G H I J K L M A B AT DTC P0740 TORQUE CONVERTER CLUTCH SOLENOID VALVE PFP:31940 Description ECS007MZ The torque converter clutch solenoid valve is activated, with the gear 4 , by the TCM in response to signals sent from the vehicle speed and throttle position sensors. Lock-up piston operation will CONSULT-II REFERENCE VALUE IN DATA MONITOR MODE Remarks: Specification data are reference values. TCM TERMINALS AND REFERENCE VALUE Remarks: Specification data are reference values. ON BOARD DIAGNOSIS LOGIC SAT342HA Monitor item Condition Specification (Approx.) Torque converter clutch sole- Lock-up OFF ↓ Lock-up ON 4% ↓ 94% Terminal No. Wire color Item Condition Judgement stan- dard (Approx.) 3 G/OR Torque converter clutch solenoid valve When A/T performs lock-up. 8 - 15V When A/T does not perform lock-up. 0V Diagnostic trouble code Malfunction is detected when ... Check item (Possible cause) : TCC SOLENOID/CIRC TCM detects an improper voltage drop ● Harness or connectors (The solenoid cir- ● T/C clutch solenoid valve : P0740 |