Audi Workshop Service and Repair Manuals

Removing and installing seat height adjustment motor Removing   WARNING t  Observe safety regulations for pyrotechnic components → Chapter. t  Before handling pyrotechnic components (e.g. unplugging the electrical connector) the mechanic must discharge static electricity by briefly touching the door striker plate, or similar. –  Remove trim (tunnel side) → Chapter. –  Remove trim (sill side) → Chapter.

–  Unplug electrical connector -1- at seat height adjustment motor -2-. –  Slacken off torsion bar. → Chapter

Caution Risk of (irreparable) damage to threaded hole in seat pan. Bolted connection for adjustment spindle to seat pan must be free of strain when fitting/removing bolt. Risk of damage to bush -3- in pivot point (bolted connection between adjustment spindle and seat pan). t  The bush cannot be renewed with the equipment available to workshops. t  The relevant components must be renewed if the bush is damaged. –  Unscrew bolt -2- at adjustment spindle -1- of seat height adjustment motor.

–  Unscrew bolt -2- for adjustment spindle -1- of seat rake adjustment motor (pre-set at factory).

–  When removing bolt -2-, take care not to damage bushes -1- inserted in pivot points.   Caution t  The bushes cannot be renewed with the equipment available to workshops. t  The corresponding components must be renewed if the bushes are damaged.

–  Swivel up upper seat pan frame -1- as far as possible. –  Use a suitable block of wood -6- to support upper seat pan frame on seat repair stand -VAS 6136--item 2-. –  Remove bolts -3- (2x). –  Detach retainer -5- with seat height adjustment motor -4- from seat pan.

–  Remove bolts -1-. –  Separate retainer -2- and seat height adjustment motor -3-. Installing   WARNING t  Observe safety regulations for pyrotechnic components → Chapter. t  Before handling pyrotechnic components (e.g. plugging in the electrical connector) the mechanic must discharge static electricity by briefly touching the door striker plate, or similar. –  Clean threaded holes for self-locking bolts, using e.g. a thread tap. –  Renew all self-locking bolts.

–  Secure adjustment spindle -1- of seat rake adjustment motor (pre-set at factory) with bolt -2-.

–  Take care not to damage bush -1- when inserting bolt.

Caution If strain on bolt connection adjustment spindle/seat pan is not relieved when unscrewing or bolting on, threaded hole in seat pan will be damaged or destroyed. –  Take care not to damage bush -3- when inserting bolt -2-.   Caution t  The bushes cannot be renewed with the equipment available to workshops. t  The corresponding components must be renewed if the bushes are damaged. Perform remaining installation steps in reverse order of removal; observe the following:   Note Make sure electrical connectors are fitted correctly (as far as stop) and engage audibly.   WARNING The battery must be connected with the ignition switched on. If pyrotechnic components (e.g. airbag or belt tensioner) are inexpertly repaired, this may result in unwanted triggering after connecting the battery. There must not be anyone in the vehicle while you are connecting the battery. –  With ignition switched on, connect battery earth wire → Electrical system; Rep. gr.27.   Note If the airbag warning lamp -K75- indicates a fault following installation, you must interrogate, erase and then re-interrogate the event memory → Vehicle diagnostic tester. Tightening torques → Chapter