|
|
DTC P0740 TORQUE CONVERTER CLUTCH SOLENOID VALVE AT-127 D E F G H I J K L M A B AT Diagnostic Procedure NCS001LW 1. CHECK INPUT SIGNAL With CONSULT-II 1. Turn ignition switch ON. 2. Select “MAIN SIGNALS” in “DATA MONITOR” mode for “A/T” 3. Start engine. 4. Read out the value of “TCC SOLENOID” while driving. OK or NG OK >> GO TO 4. NG >> GO TO 2. 2. CHECK TCM POWER SUPPLY AND GROUND CIRCUIT Check TCM power supply and ground circuit. Refer to AT-180, "MAIN POWER SUPPLY AND GROUND CIR- OK or NG OK >> GO TO 3. NG >> Repair or replace damaged parts. 3. DETECT MALFUNCTIONING ITEM Check the following. ● The A/T assembly harness connector pin terminals for damage or loose connection with harness connec- OK or NG OK >> Replace the control valve with TCM. Refer to AT-236, "Control Valve With TCM and A/T Fluid NG >> Repair or replace damaged parts. 4. CHECK DTC Perform “DTC Confirmation Procedure”. Refer to AT-126, "DTC Confirmation Procedure" . OK or NG OK >> INSPECTION END NG >> GO TO 2. Item name Condition Display value (Approx.) TCC SOLENOID Lock-up is active 0.4 - 0.6 A SCIA4793E |