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 MANUALSMERCURY2011MARINER PREMIER, 2.5 7, AWDREPAIR AND DIAGNOSISBODY & FRAMEDOOR LOCKSHANDLES, LOCKS, LATCHES & KEYLESS ENTRY SYSTEMREMOVAL AND INSTALLATIONIGNITION LOCK CYLINDERINSTALLATION
2011 Mercury Mariner Premier, 2.5 7, AWD
Ignition Lock Cylinder: Installation
2011 Mercury Mariner Premier, 2.5 7, AWDSECTION Installation
- Make sure the ignition lock cylinder is in the ACC position.
- Insert the ignition lock cylinder into the ignition lock cylinder access hole located on the steering column.
- Make sure to align the locking pin with the locking pin access hole.
- Install the Passive Anti-Theft System (PATS) transceiver. For additional information, Refer to ANTI-THEFT SYSTEM - ANTI-THEFT PERIMETER article or ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) - HYBRID article.
- Rotate the ignition key through all lock cylinder positions to check for correct operation.
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.