Aerostar 2WD V6-245 4.0L (1990)
6. Disconnect the ignition switch electrical connector.
7. Remove the break-off head bolts connecting the switch to the lock cylinder housing. Use a hammer and chisel to turn the bolts one revolution
COUNTERCLOCKWISE. Then using a pair of adjustable pliers, grab the bolt head and continue to ROTATE the bolt until removed.
8. Disengage the ignition switch from the actuator pin.
Installation
1. Install the replacement switch by aligning the holes on the switch casting base with the holes in the cylinder housing.
NOTE: Make sure that the new switch is placed in the run position. Minor movement of the lock cylinder to align the actuator pin with the U-shaped
slot in the switch carrier may be required.
2. Install the new break-off head bolts and tighten until the heads break off, approximately 4-5.6 Nm (35-50 in-lb).
3. Connect the electrical connector to the ignition switch.
4. Install the steering column trim shrouds.
5. ROTATE the key in the lock cylinder to the RUN position and install the lock cylinder. ROTATE the key slightly during installation until it is
aligned properly and snaps into place.
6. Install steering wheel.
7. Install negative battery cable to the battery terminal. Check the ignition switch for proper operation in all modes.
