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C143C-DIFFERENTIAL/LOCKER SELECT SWITCH CIRCUIT HIGH (CONTINUED) 3. (T535) LOCKER SWITCH SENSE CIRCUIT SHORTED TO VOLTAGE Disconnect the FDCM harness connector. Turn the ignition on. Measure the voltage of the (T535) Locker Switch Sense circuit in the Does the voltmeter indicate voltage present? Yes >> Repair the short to voltage in the (T535) Locker Switch Sense circuit. Perform FDCM VERIFICATION TEST. No >> Go To 4 4. (T537) LOCKER SWITCH SUPPLY CIRCUIT SHORTED TO (T535) LOCKER SWITCH SENSE CIRCUIT Measure the resistance between (T537) Locker Switch Supply circuit Is the resistance below 5.0 ohms? Yes >> Repair the short between (T537) Locker Switch Supply cir- cuit and the (T535) Locker Switch Sense circuit. Perform FDCM VERIFICATION TEST. No >> Go To 5 3 - 12 DIFFERENTIAL & DRIVELINE - ELECTRICAL DIAGNOSTICS DR/DH |