Ford YS4Z-11572-CA Switch Assembly - Ignition

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To get at the ignition switch and lock barrel one has to first remove the steering wheel trim and lower dash panel. Insert the ignition key and turn it to supply the 'accessories' position then, use a thin-head screwdriver or a twist drill to push the lock plunger down and remove the lock barrel. In case of replacing a lock cylinder on a vehicle equipped with PATS immobilizer the keys must be reprogrammed at the dealer level. If this lock cylinder is jammed or spoilt then the whole unit of steering column lock has to be replaced. On the other side of the steering column the switch can be taken off after unplugging the multi plug and by unscrewing the switch releasing tabs. For models, with the PATS immobilizer system, the immobilizer transceiver can be removed by disconnecting the wiring plug as well as the securing screw is to be unscrewed. For the direction indicator and the wiper multi-function switched on 2007 and the earlier models remove the upper shroud of the lower shroud, press the black tab at the top of the switch, and raise the switch together wearing the multi-plug. For all 2008+ models, the lower steering column trim panel will have to be removed, and the wiring from the multi-function switch will have to be disconnected prior to the removal of the switch mounting screws. For the headlight, auxiliary foglight, and rear foglight combination switch installed on 2007 and earlier models, remove the lower dash panel on driver side, the screw on light switch bezel and the mounting screws of the switch unit then releasing the switch and disconnecting its multi-plug. On 2008 and later models, push the switch outward from behind the instrument panel, and remove the wiring harness. For the hazard warning switch of 2007 and earlier models, the radio/cassette player should be detached, the heater control panel un-snapped; the switch assembly should be pulled out while the multi-plug is disconnected. In its performance, when replacing the electrically-operated window switches, it is recommended that one gently take out the small black piece (which is actually holding the screw), removes the screw and get rid of the window operating switches from the bezel for the models up to 2007, while for the 2008 and the subsequent models, use the trim tool to raise the rear portion of the switch panel and then slide the switch module towards the To replace the switch for the heated windshield and rear window, the radio/cassette player should be removed, the heater control panel unclipped, wiring connectors disconnected and switch assembly pulled out. Courtesy light door switch: Open the door, locate the figure at the back (of the door striker/contact switch); unscrew the two 'twice insertion' screws and disconnect the electrical connector. Removing is the obvious opposite for installation and is done in the same manner.

Disconnect the negative cable from the battery and turn the Ignition Lock Cylinder to ON for 2006 and earlier model years. Push a 1/8-inch awl or punch through designated holes in the steering column cover and housing to depress the lock cylinder release button while pulling it out. During the installation of the Ignition Lock Cylinder, make sure the Ignition Lock Cylinder is on, align ridges on the cylinder with grooves inside the receptacle and turn the Ignition Lock Cylinder back to OFF so that the release button can be returned to its place. Verify proper operation, reconnect battery first, then perform PCM relearning process if necessary. Remove the steering column covers after disconnecting the negative battery cable on 2007 models or later ones. Use a sharp-tipped pick to release the anti-theft module's locking tabs; remove it from the Ignition Lock Cylinder assembly by this means. Insert key into ACC position turning it clockwise until resistance is felt; insert thin rod into access hole through which release pin passes while pulling outwards on key shafts.

Disconnect the negative battery cable and remove the steering column covers. Release the anti-theft module's locking tabs using a sharp-tipped pick and remove it from the ignition lock assembly. Insert the key, turn it to ACC, and use a thin rod to depress the release pin through the access hole while pulling the key outward.