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• When Monitored: • Set Condition: Possible Causes INTERMITTENT CONDITION (A414) FUSED B+ CIRCUIT OPEN (Z908) GROUND CIRCUIT OPEN (D96) SIREN SIGNAL CONTROL CIRCUIT SHORT TO BATTERY (D96) SIREN SIGNAL CONTROL CIRCUIT OPEN (D96) SIREN SIGNAL CONTROL CIRCUIT SHORT TO GROUND SIREN INTRUSION TRANSCEIVER MODULE Diagnostic Test 1. INTERMITTENT DTC With the scan tool, erase the current Intrusion Transceiver Module DTC’s. Turn the ignition off. Arm the VTSS and wait 1 minute. Disarm the VTSS and turn the ignition on. Does the scan tool display the same DTC? Yes >> Go To 2 No >> The condition that caused this symptom is currently not present. Inspect the related wiring harness for a possible intermittent condition. Look for any chafed, pierced, pinched or partially broken wires. Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL 2. (A414) FUSED B+ Gain access to the VTSS Siren. Disconnect the Siren connector. Using a 12-volt test light connected to ground, check the (A414) Fused Does the test light illuminate brightly? Yes >> Go To 3 No >> Repair the (A414) Fused B+ circuit for an open. Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - CONTROL MODULES - STANDARD PROCEDURE) PM VEHICLE THEFT SECURITY - ELECTRICAL DIAGNOSTICS 8Q - 21 |