Home >> Mercury >> 2005 >> Montego Base, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Handles, Locks, Latches And Entry Systems >> Diagnosis And Testing >> Locks, Latches and Entry Systems >> Pinpoint Tests >> Pinpoint Test E: The Doors Do Not Lock/Unlock Using The Remote Keyless Entry (RKE) Keypad >> Possible Causes