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*NO RESPONSE FROM WCM (SENTRY KEY REMOTE ENTRY MODULE) (CONTINUED) For a complete wiring diagram Refer to Section 8W. Possible Causes (A114) FUSED B(+) CIRCUIT OPEN OR SHORTED (Z18) GROUND CIRCUIT OPEN (F941) FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN OR SHORTED (D55) AND (D54) CAN B BUS CIRCUITS OPEN SENTRY KEY REMOTE ENTRY MODULE Diagnostic Test 1. TEST FOR INTERMITTENT CONDITION Turn the ignition on. NOTE: Ensure the IOD fuse is installed and battery voltage is between 10.0 and 16.0 volts. NOTE: A red X will be next to the module that is not communicating, indicating that the module is not active Does the scan tool display a red X next to the module? Yes >> Go To 2 No >> The no response condition is not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring for chafed, pierced, pinched, and partially broken wires and the wiring harness con- 2. (A114) FUSED B(+) CIRCUIT OPEN OR SHORTED Turn the ignition off. Disconnect the Sentry Key Remote Entry Module harness connector. Using a 12-volt test light connected to ground, check the (A114) Fused Does the test light illuminate brightly? Yes >> Go To 3 No >> Repair the (A114) Fused B(+) circuit for an open or short. Perform SKREEM VERIFICATION TEST. 8E - 246 ELECTRONIC CONTROL MODULES - ELECTRICAL DIAGNOSTICS WK |