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 MANUALSMERCURY1990COUGAR/XR7 V6-232 3.8LREPAIR AND DIAGNOSISSTARTING AND CHARGINGSTARTING SYSTEMIGNITION SWITCHSERVICE AND REPAIR
1990 Mercury Cougar/XR7 V6-232 3.8L
Ignition Switch: Service and Repair
1990 Mercury Cougar/XR7 V6-232 3.8LSECTION Service and Repair
Ignition Switch:
1. Disconnect battery ground cable.
2. Remove steering column lower shroud, then remove four nuts holding column assembly to column mounting bracket.
3. Remove steering column shroud attaching screws, then the steering column shroud.
4. Disconnect ignition switch electrical connector, Fig. 1, then rotate ignition key lock cylinder to ``Run'' position.
5. Remove switch to lock cylinder attaching screws.
6. Remove ignition switch from actuator pin.
7. Adjust ignition switch by sliding carrier to ``Run'' position. A new replacement switch assembly will be preset in ``Run'' position.
8. Place ignition key lock cylinder in ``Run'' position by rotating cylinder approximately 90° from ``Lock'' position.
9. Install ignition switch on actuator pin. Slightly move switch back and forth to align mounting holes with column lock housing threaded holes.
10. Install switch to lock cylinder attaching bolts and torque bolts to 50-60 inch lbs.
11. Connect switch electrical connector.
12. Install steering column trim shrouds, then check ignition for proper operation.
RENDER: 1.0x
NO RELATED
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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.