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2. CHECK TFT SENSOR HARNESS • Disconnect TCM connector. • Check for continuity between the following A/T assembly terminals and TCM terminals: A/T ASSEMBLY CONNECTOR TERMINAL TCM CONNECTOR TERMINAL CONTINUITY 1 40 Yes 2 39 Yes • Check the harness for short to power and short to ground. Is the check result normal? Yes >> Go to the next step. No >> Repair or replace the open circuit or short to power or short to ground. 3. CHECK TCM POWER SUPPLY AND GROUND CIRCUIT • Check TCM power supply and ground circuit. • Reinstall any removed parts. Is the check result normal? Yes >> Go to the next step. No >> Repair or replace damaged parts. 4. CHECK DTC • With the X-431 scan tool, read TCM DTCs. • Refer to ⬙DTC Confirmation Procedure⬙. Is DTC 15 still present? Yes >> Replace the TCM. No >> The system is now operating properly. DIAGNOSIS & TESTING
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