SEAT Workshop Service and Repair Manuals

Removal of bevelled gear, vehicles with Diesel engine with particulate filter Consult the equivalence table for tools and equipment according to applicability among Seat / VW / Audi / Skoda → Chapter.

Special tools and workshop equipment required

t	Socket wrench e/c 22 -T20202A-, see equivalent → Anchor

t	Socket wrench e/c 17 -T20211-, see equivalent → Anchor

t	Articulated wrench e/c 17 -T20212-, see equivalent → Anchor

t	"Ratchet 1/2"" x 9-12" -VAG 1331/1-, see equivalent → Anchor

Special tools and workshop equipment required

t  Torque wrench kit -SAT 8010-, see equivalent → Anchor

t  counterhold -T20111-, see equivalent → Anchor

–  Uniformly detach outer -1- and inner -2- engine cover upward.

–  Unscrew oxygen sensor -G39--3- with 22 mm socket wrench -T20202A- and "1/2" ratchet" x 9-12" -VAG 1331/1-. –  Unscrew temperature sensor in front of particulate filter -G448--5- with 17 mm socket wrench -T20211- and ""1/2" ratchet" x 9-12" -VAG 1331/1-. –  Unscrew bracket -2- for pressure lines. –  Unscrew pressure line -4- in front of particulate filter using 17 mm socket wrench -T20211- and "1/2" ratchet" x 9-12" -VAG 1331/1-. –  Loosen and remove clamp -1- for particulate filter.

–  Unscrew pressure line -2- with 17 mm flexible head spanner -T20212-. –  Unscrew temperature sensor in back of particulate filter -G527--1- with 17 mm flexible head spanner -T20212-.

–  Remove the switching valve for the radiator for the exhaust gas recirculation -N345-- Pos. 2- from its bracket. –  Disconnect electrical connector -1- and expose electrical line. –  Unscrew bolts -arrows-. –  Remove pressure sensor 1 for exhaust gas -G450- together with pressure hoses.   Note Disregard: -Items 3, 4, 5, 6-. –  Raise the vehicle. –  Remove centre sound insulation → Bodywork, exterior installation work; Rep. gr.50. –  Remove the right half shaft → Running gear, axles, steering; Rep. gr.40

–  Unbolt the exhaust system bracket -arrows-.

–  Remove the bracket for the particulate filter -arrows A and B-.   Note The vibration damper on the front section of the exhaust pipe with particle filter should not be bent by more than 10° otherwise there is a risk of damage. –  Partially remove front section of exhaust pipe with particulate filter and position on timing case.

–  Detach clamping sleeve -1-. –  Remove the front section of the cardan shaft → Final drive 0AV; Rep. gr.39.   Note When moving the engine assembly to the rear, take care that the electric cables and flexible lines are not exposed to excessive tensioning.

–  Slightly move the subframe to the rear using the retaining tool -T20111-.

–  Pull out and the connector -1- and remove the cable fastener on the subframe.

–  Remove pendulum support from gearbox.   Note

Slackening off securing bolts for pendulum support causes engine/gearbox assembly to swing forwards slightly (towards front end). Make sure that the seal -arrow- in the flange of the propshaft is not damaged when removing and installing.

–  Push oil return line to side by loosening bolts -2- and -3-.

–  Unscrew the heat protection plate for the right cardan shaft from the anchorage on the bevel gear -arrow-.

–  Unscrew the fixing bolts of the bevel gear on the engine -arrows 1... 3-. –  Remove the bracket of the bevelled gear.

–  Draining the oil from the bevel box -A-. –  Remove the flange -arrow- and seal on the right side → Chapter.

–  Unscrew the bottom bolts -arrows- for fixing the bevel gear to the gearbox. –  Unscrew the top bolts for fixing the bevel gear to the gearbox.

A heat shield -arrow A- is installed on top of bevel box in some vehicles. The bolt -arrow B- can be reached from the lower side of the heat protection plate. The bolt -arrow C- can be reached from the upper side of the heat protection plate. –  Carefully remove the bevel gear from the gearbox and secure against falling down. –  Take out bevel box.

–  When the bevel gear has to be replaced, a check should be made if the heat protection plate -A- has been removed.