Disabling System (Mark VIII, Mustang, Sable & Taurus)
- Record preset radio station frequencies. Disconnect negative battery cable. Wait at least one minute. This is the time required for back-up power supply in diagnostic monitor to deplete its stored energy.
- Remove driver-side air bag module from vehicle. See DRIVER-SIDE AIR BAG MODULE . Position air bag module on bench with trim cover facing up.
- Install air bag simulator to air bag module harness connector to simulate, air bag. See AIR BAG SIMULATOR APPLICATION table. See Figure. A trouble code will set if an incorrect air bag simulator is installed. If vehicle has a passenger-side air bag, go to next step. If vehicle has only a driver-side air bag, connect negative battery cable.
- Remove passenger-side air bag module from instrument panel. See PASSENGER-SIDE AIR BAG MODULE . Position air bag module on bench with trim cover facing up. On Sable and Taurus, install Pressure Switch Simulator (Rotunda 105-00080) to air bag module harness connector to simulate air bag.
- On remaining models, install air bag simulator to air bag module harness connector to simulate air bag. See AIR BAG SIMULATOR APPLICATION table. See Figure. A trouble code will set if an incorrect air bag simulator is installed. Connect negative battery cable.