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TM-210 < COMPONENT DIAGNOSIS > [5AT: RE5R05A] MAIN POWER SUPPLY AND GROUND CIRCUIT MAIN POWER SUPPLY AND GROUND CIRCUIT Diagnosis Procedure INFOID:0000000005274148 1. CHECK TCM POWER SOURCE STEP 1 1. Turn ignition switch OFF. 2. Disconnect A/T assembly harness connector. 3. Check voltage between A/T assembly harness connector termi- OK or NG OK >> GO TO 2. NG >> GO TO 3. 2. CHECK TCM POWER SOURCE STEP 2 1. Disconnect A/T assembly harness connector. 2. Turn ignition switch ON. (Do not start engine.) 3. Check voltage between A/T assembly harness connector termi- OK or NG OK >> GO TO 4. NG >> GO TO 3. 3. DETECT MALFUNCTIONING ITEM Check the following. PG-17, "Wiring Diagram—Ignition Power Supply" . OK or NG OK >> GO TO 4. NG >> Repair or replace damaged parts. 4. CHECK TCM GROUND CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect A/T assembly harness connector. Item Connector Terminal Voltage TCM F9 1 - Ground Battery voltage 2 - Ground 6 - Ground 0V SCIA2104E Item Connector Terminal Voltage TCM F9 1 - Ground Battery voltage 2 - Ground 6 - Ground SCIA2105E |