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Home >> Mercury >> 2006 >> Montego Base, AWD >> Repair and Diagnosis >> Steering >> Steering Column >> Description And Operation >> Steering Column

Steering Column

NOTE: All fasteners are important because they can affect the performance of vital parts and systems. Incorrect installation of the fasteners can result in major repair expenses. Install new fasteners of the same part number if replacement becomes necessary. Do not use a replacement part of lesser quality or substitute a design. Torque values must be used as specified during assembly to make sure these parts function correctly.

The steering column is the mechanical linkage between the steering wheel and the steering gear. It houses the steering column switches and is able to tilt to various positions for driver preference. The steering wheel is bolted to the main shaft that runs down the center of the column, connecting to the steering column intermediate shaft. The steering column intermediate shaft goes through the dash panel and connects to the steering gear. The steering column shaft connections are made by U-joint type couplings. The steering column shaft is centered by roller ball bearings, which are contained within the steering column. The tilt steering column is controlled by a mechanical lever on the underside of the steering column which uses a cam to lock and unlock the steering column. When the tilt column is unlocked it allows the steering column to adjust up or down using a pin-type pivot in the steering column. The steering column switches (multi-function and ignition) are mounted to the steering column. These switches are covered by the upper and lower steering column shrouds and can be accessed by removing the shrouds.

NOTE: If the deployable steering column electrical connector becomes damaged or the deployable steering column has deployed, a new overlay wiring harness must be installed. Make sure to follow the installation instructions that are included in the service kit.

This vehicle is equipped with a deployable steering column. The deployable steering column includes a deployable device that, once deployed, reduces the amount of force necessary to collapse the steering column during a crash event. The deployable device is activated by the restraints control module (RCM) depending on when the module detects a crash event force exceeding a programmed limit and the position of the driver seat. After deployment, a new steering column must be installed. Refer to STEERING COLUMN  .