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Symptom: SIREN INTERNAL FAILURE When Monitored and Set Condition: SIREN INTERNAL FAILURE When Monitored: Whenever the battery voltage is above 10.0 volts and the Security System Module is connected. Set Condition: If the Siren internal test fails this DTC will set. POSSIBLE CAUSES DTC PRESENT SIREN ACTUATION SIREN TEST ACTION APPLICABILITY 1 With the DRBIII t, record and erase DTC’s. Remove the ignition key. t, read DTC’s. Does the DRBIII t display the same DTC? All Yes → Go To 2 No → Using the wiring diagram/schematic as a guide, inspect the wiring and connectors for an intermittent condition. 2 With the DRBIII t, actuate the Siren. Did the siren sound with the actuation and does the Siren function properly All Yes → This DTC can be ignored if there are no other complaints with the operation of the Siren. No → Replace the Siren. Perform BODY VERIFICATION TEST - VER 1. 237 VEHICLE THEFT/SECURITY |