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Symptom: SECURITY SYSTEM INTERFACE FAILURE - SSM When Monitored and Set Condition: SECURITY SYSTEM INTERFACE FAILURE - SSM When Monitored: Whenever the battery voltage is above 10.0 volts and the Security System Module is connected. Set Condition: If the Security System Module senses a poor or no connection to the Sentry Key Remote Entry Module, this code will set. POSSIBLE CAUSES DTC PRESENT SENTRY KEY REMOTE MODULE MODULE SHORTED SECURITY SYSTEM INTERFACE WIRE SHORTED SECURITY SYSTEM INTERFACE WIRE OPEN SECURITY SYSTEM MODULE FAILURE TEST ACTION APPLICABILITY 1 With the DRBIII t, record and erase DTC’s. Cycle the ignition switch from ON to OFF to ON. t, read DTC’s. Using the RKE transmitter, operate the Door Locks several times while observing the t. Wait 10 seconds. t display SECURITY SYSTEM INTERFACE CIRCUIT FAILURE? All Yes → Go To 2 No → Using the wiring diagram/schematic as a guide, inspect the wiring and connectors for an intermittent condition. Using the 2 Turn the ignition off. All Yes → Replace the Sentry Key Remote Entry Module. Perform BODY VERIFICATION TEST - VER 1. No → Go To 3 233 VEHICLE THEFT/SECURITY |