Used Engine Control Module fits: 2002 Mercury Mountaineer Electronic Control Mod

Engine Computer Programmed/Updated 2003 Mercury Mountaineer 3L2A-12A650-AXC JXB2

Engine Computer Programmed/Updated 2002 Mercury Mountaineer 2L2A-12A650-CF FFB5

Engine Computer Programmed with Keys 2002 Mercury Mountaineer 2L2A-12A650-HE

Engine Computer Programmed/Updated 2002 Mercury Mountaineer 2L2A-12A650-HD HQK3

Engine Computer Programmed/Updated 2002 Mercury Mountaineer 2L2A-12A650-HC HQK2

Engine Computer Programmed/Updated 2002 Mercury Mountaineer 2L2A-12A650-HB HQK1

Engine Computer Programmed/Updated 2002 Mercury Mountaineer 2L2A-12A650-HA HQK0