Home >> Volvo >> 2004 >> S80 Base, 2.5 59, FWD >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> AEM, CEM & Rem Diagnostic Trouble Codes - 12 Of 12 >> Rem-6F54: Unlocking Relay. Boot Lid Central Locking. Signal Missing/Too Low. Intermittent Fault (1999-2001) >> Diagnostic trouble code information