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− − − − − − − 01 02 *01 S0X4AA1K77100090743FAAT00 DTC P0743: YES NO YES NO YES NO 14-326 Automatic Transmission DTC Troubleshooting (cont’d) B (25P) D (16P) LG1 (BRN/YEL) LG2 (BRN/YEL) LC (YEL) PCM CONNECTORS B (25P) D (16P) LG1 (BRN/YEL) LG2 (BRN/YEL) LC (YEL) PCM CONNECTORS LG1 (BRN/YEL) LG2 (BRN/YEL) PCM CONNECTOR B (25P) Problem in Torque Converter Clutch Solenoid Valve Circuit NOTE: • Record all freeze data and review General Troubleshooting Information (see page 14-247) • This code is caused by an electrical circuit problem and cannot be caused by a mechanical problem in the 1. Turn the ignition switch OFF. 2. Disconnect PCM connectors B (25P) and D (16P). 3. Turn the ignition switch ON (II). 4. Measure the voltage between PCM connector terminals D1 and B20 or B22. Repair short to power in the wire between PCM connector terminal D1 and the torque Go to step 5. 5. Turn the ignition switch OFF. 6. Measure the resistance between PCM connector terminals D1 and B20 or B22. Go to step 11. Go to step 7. 7. Check for continuity between PCM connector terminals B20 and body ground, and between B22 Go to step 8. Repair open in the wires between PCM connector terminals B20, B22, and ground (G101), Wire side of female terminals Wire side of female terminals Wire side of female terminals Is ther e voltage? Is the r esistance 12 25 ? Is ther e continuity? 03/07/29 09:39:02 61S0X050_140_0329 |