SEAT Workshop Service and Repair Manuals

Removing and installing power assisted steering box to model year 2000

Special tools and workshop equipment required

t	Hose clamps -3094-

t	Torque wrench -V.A.G 1331-

t	Torque wrench -V.A.G 1332-

t	Engine and gearbox jack -V.A.G 1383 A- with universal gearbox support -V.A.G 1359/2-

t	-1-Two arm puller -Kukko 20/10-

Instructions when working on the power assisted steering box t  Absolute cleanliness is required when working on the power assisted steering. t  Thoroughly clean connections and immediate vicinity before loosening. t  Place parts on a clean surface and cover if not re-installing immediately. t  Only use lint-free cloths. t  Carefully cover or seal open components if repairs cannot be carried out immediately. t  Only unpack replacement parts immediately prior to fitting. t  Only use genuine packed parts. t  When the system is open do not work with compressed air and do not move the vehicle. Removing

–  Remove steering drive shaft bolt -arrow-. –  Fold up hinge -1-. –  Remove noise insulation tray. –  Clamp suction hose on pump with hose clamp -3094-. –  Clamp return hose from steering box with hose clamp -3094-.

–  Unbolt pendulum support from gearbox -arrow-.

–  Press track rod end off steering arm. 1 -  Hook (commercial type) e.g. -Kukko 1/90- 2 -  Puller (commercial type) e.g. -Kukko 20/10-

–  Remove coupling rod from anti-roll bar -arrow-. –  Position engine/gearbox jack -V.A.G 1383 A- under subframe. –  Unbolt power assisted steering box from subframe. –  Remove bolts for assembly carrier. –  Lower subframe with engine and gearbox jack -V.A.G 1383 A-. –  Disconnect hoses from steering box (if not yet disconnected) and seal with plastic bag and adhesive tape. Seal threaded holes on power assisted steering box with plastic plugs. –  Take power assisted steering box out to rear. Installing Install in reverse order   Note t  Use new sealing rings for hose/line connections. t  Moisten steering box seals with lubricant, e.g. soft soap, before installing steering box. t  After fitting the steering box, ensure that the seal lies against the base plate without kinking and that the opening to the footwell is correctly sealed. Water ingress and/or noises may be the result. t  Ensure sealing surfaces are clean. Observe oil level in reservoir, after filling with hydraulic oil and starting engine. The oil level must sink. If this is not the case, stop engine, unscrew pressure pipe at P.A.S. box and wait until hydraulic oil discharges. –  Attach pipe again and start engine, top-up oil level. –  Check front wheel alignment and position of steering wheel.

Specified torques

Bolt	Specified torque
Universal joint shaft to steering box	25 Nm
Coupling rod to anti-roll bar	100 Nm
Anti-roll bar to subframe	55 Nm
Subframe to body t  Use new bolt	150 Nm + 90° further
Pendulum support to subframe t  Use new bolt	100 Nm
Wheel bolts to wheel hub	→ Chapter
Front exhaust pipe to subframe	→ Rep. Gr.26
Brake carrier to wheel bearing housing	→ Rep. Gr.46
Wheel bearing housing to shock absorber tube	110 Nm
Drive shaft to hub t  Use new bolt	150 Nm + 90° further

Specified torques

Bolt	Specified torque
Subframe to body t  Use new bolt	150 Nm + 90° further
Pendulum support to subframe t  Use new bolt	100 Nm
Steering box to subframe t  Use new bolts	60 Nm
Pressure line to steering box	30 Nm
Return line to steering box	12 Nm
Track rod to steering arm	55 Nm
Universal joint shaft to steering box	25 Nm