Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD1986AEROSTAR V6-183 3.0LREPAIR AND DIAGNOSISSTARTING AND CHARGINGSTARTING SYSTEMIGNITION LOCKSERVICE AND REPAIRIGNITION LOCK REPLACE
1986 Ford Aerostar V6-183 3.0L
Ignition Lock Replace
1986 Ford Aerostar V6-183 3.0LSECTION Ignition Lock Replace
Fig. 1 Ignition lock removal:
1. Disconnect battery ground cable.
2. Remove steering column trim shroud, then disconnect electrical connector from key warning switch.
3. Place lock cylinder at Run position.
4. Position a small drift into hole in outer edge of lock cylinder, then depress retaining pin and remove lock cylinder, Fig. 1.
5. Lubricate lock cylinder cavity, including drive gear with lubricant No. D8AZ-19587-A or equivalent, prior to lock cylinder installation.
6. To install, turn lock cylinder to RUN position, depress retaining pin and insert assembly into housing.
7. Ensure cylinder is fully seated and aligned into interlocking washer, then turn key to OFF position to extend cylinder retaining pin into cylinder housing.
8. Turn key and check for proper operation in all positions.
9. Reconnect key warning switch electrical connector, then install steering column trim shroud and reconnect battery ground cable.
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.