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Connector "B" Disconnected (4-Wire Connector)

  1. Check continuity between terminals No. 2 and 4 of VMM connector "B" while depressing the CHECK switch. If continuity is present, circuit is okay. Go to step 2). If continuity is not present, replace mode select switches. See Fig 1 .
  2. Check continuity between terminals No. 2 and 3 of VMM connector "B" while depressing the LIST switch. See Fig 1 . If continuity is present, circuit is okay. Go to step 3). If continuity is not present, replace mode select switches.
    Fig 1: Schematic of Vehicle Maintenance Monitor
    G91F07787Courtesy of CHRYSLER MOTORS.
  3. Check continuity between terminals No. 2 and 5 of VMM connector "B" while depressing the RESET switch. See Fig 1 . If continuity is present, circuit is okay. If continuity is not present, replace mode select switches.
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