1988 Jaguar XJS ignition switch

STEERING LOCK & IGNITION SWITCH
Removal
Remove steering wheel, upper and lower steering column covers and combination switch. Disconnect ignition switch harness connectors.
If the shear bolt studs are accessible, use a hacksaw to cut a slot into the exposed studs. Using a screwdriver, remove the studs.
If the shear bolt studs are recessed or hard to reach with a hacksaw, center punch studs. Using a drill bit and a screw extractor, remove studs. Remove steering lock and ignition switch.
Installation
To install, reverse removal procedure. Install new shear bolts. Tighten shear bolts finger tight. Ensure proper operation of steering lock and ignition switch.
Tighten shear bolts until heads break off. Install combination switch, upper and lower steering column covers and steering wheel.