DTC P0702-04: Transmission Control System Electrical - System internal failures: Action

Using the manufacturer approved diagnostic system, check datalogger signal - ECU Power Supply Voltage (0xD112). Check the integrity of the transmission control module electrical connector. Check for correct latching, backed out terminals and corrosion. Refer to the appropriate system wiring diagrams and check the transmission control module power and ground circuits for open circuit, high resistance. Repair the wiring harness as necessary