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C2314-DIFFERENTIAL INDICATOR CONTROL CIRCUIT (CONTINUED) 5. (T532, T533 or T534) LOCKER ILLUMINATION SENSE CIRCUIT OPEN/HIGH RESISTANCE Measure the resistance of each of the following circuits between the • (T532) Locker Open Illumination Sense circuit • (T533) Locker Rear Illumination Sense circuit • (T534) Locker FR/RR Illumination Sense circuit Does the ohmmeter indicate each measurement below 5.0 Yes >> Replace the FDCM in accordance with the Service Infor- mation. Perform FDCM VERIFICATION TEST. No >> Repair the open or high resistance in the Illumination Sense circuit that indicated the incorrect resistance read- Perform FDCM VERIFICATION TEST. 6. INTERMITTENT WIRING AND CONNECTORS The conditions necessary to set this DTC are not present at this time. Using the schematics as a guide, inspect the wiring and connectors specific to this circuit. Wiggle test the wiring harness and connectors while checking for shorted and open circuits. Using the DRBIII T , monitor the data related to this circuit while performing the wiggle test. Look for the data to change or for the DTC to reset. Were there any problems found? Yes >> Repair as necessary. Perform TRANSFER CASE VERIFICATION TEST. No >> Test Complete. 3 - 88 DIFFERENTIAL & DRIVELINE - ELECTRICAL DIAGNOSTICS DR/DH |