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Assembly overview - Haldex coupling >
< Removing and installing four-wheel drive control unitJ492
Leon Mk1
Propshaft and rear final drive
Final drive, differential, differential lock
Four-wheel drive control unitJ492: Assembly overview, Altea?XL?2009??, Altea?XL?Freetrack?2008 ?, Altea?XL?Freetrack?2009??
Removing and installing pump for Haldex couplingV181
Removing and installing pump for Haldex couplingV181
Removing and installing pump for Haldex coupling -V181-
Removing
→ Anchor
Install
→ Anchor
.
Tightening torque
→ Anchor
Consult the equivalence table for tools and equipment according to applicability among Seat / VW / Audi / Skoda
→ Chapter
.
Special tools and workshop equipment required
t
Torque wrench 2...10 Nm -VAG 1783-
t
Drip tray for liquids -VAS 6208-
Removing
–
Switch off ignition.
–
Place the drip tray -VAS 6208- under the final group.
–
Unscrew the drain plug
-A-
and allow the high performance oil for Haldex clutches to drain.
–
Fit drain plug
-A-
with new seal and tighten to 30 Nm.
–
Loosen the attachment bolt about 7 turns
-arrow-
from the final group front support block to slightly lower the final group.
–
Disconnect the connector
-arrow-
from the pump housing in the control unit.
–
Detach wiring harness together with retainer
-A-
from housing and move clear.
–
Squeeze the locking tabs
-B-
and insert them completely into the casing hole.
–
Re-tighten securing bolt
-arrow-
finger-tight.
–
Position drip tray underneath final drive.
–
Remove securing bolts
-1-
for pump.
–
Pull out pump
-arrow-
together with the wiring protection
-2-
from Haldex coupling.
Installing
Installation is carried out in the reverse sequence; note the following:
–
Always renew O-rings
-1-
and
-2-
.
–
Apply a thin layer of high performance oil for Haldex clutches to the O-rings
-1-
and
-2-
.
–
Press pump
-arrow-
in until limit stop. When doing this, check that the cabling protection
-2-
stays properly routed.
–
Tighten bolts
-1-
to specified torque
→ Anchor
.
–
Unscrew securing bolt
-arrow-
from front mounting bracket.
–
Clip wiring harness onto top of Haldex coupling and fit connector
-arrow-
to control unit.
–
Fasten real axle drive with new bolt
-Arrow-
to assembly support
→ Chassis, Axles, Steering; Rep. gr.42
.
–
Oil level of Haldex coupling (2nd Generation), check and, top up where applicable, Altea XL 2009 ►, Altea XL Freetrack 2008 ►, Altea XL Freetrack 2009 ►
→ Chapter
.
–
Check oil level in Haldex coupling (4th Generation), check and, top up where applicable, Altea XL 2009 ►, Altea XL Freetrack 2008 ►, Altea XL Freetrack 2009 ►, Alhambra 2011 ►
→ Chapter
.
Tightening torque
Component
Nm
Pump to Haldex coupling
6
Propshaft and rear final drive
Final drive, differential, differential lock
Four-wheel drive control unitJ492: Assembly overview, Altea?XL?2009??, Altea?XL?Freetrack?2008 ?, Altea?XL?Freetrack?2009??
Removing and installing pump for Haldex couplingV181
Assembly overview - Haldex coupling >
< Removing and installing four-wheel drive control unitJ492