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Symptom: NO VALID MESSAGES RECEIVED (EXPORT ONLY) When Monitored and Set Condition: NO VALID MESSAGES RECEIVED (EXPORT ONLY) When Monitored: Continuously with the ignition on. Set Condition: The RKE/Thatcham Alarm Module does not receive any valid messages on the PCI Bus for a minimum of 5 seconds. POSSIBLE CAUSES INTERMITTENT CONDITION RKE/THATCHAM ALARM MODULE - INTERNAL MALFUNCTION TEST ACTION APPLICABILITY 1 Turn the ignition on. t, erase the current RKE/Thatcham Alarm Module DTC’s. Turn the ignition off, wait 10 seconds then turn the ignition on. t, read the current RKE/Thatcham Alarm Module DTC’s. Does the DRBIII t display: NO VALID MESSAGES RECEIVED? All Yes → Replace the RKE/Thatcham Alarm Module. Perform VTSS VERIFICATION TEST - 1A. No → The condition that caused this symptom is currently not present. Inspect the related wiring harness for a possible intermittent 955 VEHICLE THEFT/SECURITY |