Separating engine and 8-speed automatic gearbox 0C8 — AUDI

Audi
Audi Q7
2007
Power unit
6-cylinder TDI engine (3.0 ltr. 4-valve common rail, SCR), mechanics
Edition
06.2014
Separating engine and 8-speed automatic gearbox 0C8
Special tools and workshop equipment required
Support set for Audi
VAS 6131/10
, supplementary set
VAS 6131/12
,
VAS 6131/13
and
gearbox support
VAS 6131/14
Support bridge
30 - 211 A
Adapter
T40058
Bolt M10x35 with washer
Bolt M10x45 and nut
Procedure
Engine/gearbox assembly removed and secured to
scissor-type assembly platform
VAS 6131 A
Set up
scissor-type assembly platform
VAS 6131 A
with
support set for Audi
VAS 6131/10
, supplementary sets
VAS 6131/12
and
VAS 6131/13
, and
gearbox support
VAS 6131/14
as follows:
Note
The other support elements remain unchanged.
Platform coordinates
Parts of
support set for Audi
VAS 6131/10
, supplementary set
VAS 6131/12
,
VAS 6131/13
and
gearbox support
VAS 6131/14
E1
/13-7
B10
/10-1
/10-2
/10-5
/14
G10
/10-1
/10-2
/10-5
/14
G10
/10-1
/12-2
/10-5
/13-3
Secure support
VAS 6131/13-7
in threaded hole at front of engine with bolt M10x45
item 1
and nut
2
.
Secure support to
scissor-type assembly platform
VAS 6131 A
and tighten to 20 Nm.
Position support elements from
VAS 6131/10
,
VAS 6131/12
,
VAS 6131/13
and
gearbox support
VAS 6131/14
at front of gearbox, as illustrated.
Prepare support elements from
VAS 6131/12
and
VAS 6131/13
to support propshaft, as shown in illustration.
Secure
VAS 6131/12-2
with M10x35 bolt
arrow
and washer.
Remove bolts
arrows
securing bracket for particulate filter.
Remove bolt
arrow
at bracket for starter catalytic converter.
Take electrical connector
2
(brown) for
exhaust gas temperature sender 3
G495
out of bracket and unplug.
Move electrical wiring clear.
Note
Disregard
item 1
.
Unscrew bolts
1
and
2
and detach heat shield for turbocharger.
Unscrew nuts
arrows
and remove starter catalytic converter with particulate filter.
Move coolant hoses clear
arrow
.
Release hose clip
2
, lift retaining clip
4
and detach coolant hoses.
Move clear breather hose
arrow
for gearbox.
Remove bolts
1
and
3
and detach coolant pipe (left-side) at rear of gearbox.
Remove bolts
arrows
securing front propshaft to transfer box
Transfer box 0BU, front final drive 0BM, 0C1 and rear final drive 0BN, 0BP
Rep. gr.
39
.
Note
Lay a cloth under the separating point to catch escaping ATF.
Observe rules for cleanliness when working on automatic gearbox
Rep. gr.
00
.
Remove bolts
1
and
2
and detach ATF lines from gearbox.
Remove bolt
arrow
and detach ATF lines.
Remove alternator
1
Electrical system
Rep. gr.
27
.
Remove starter
Electrical system
Rep. gr.
27
.
Insert guide pin of adapter
T40058
as follows:
The larger-diameter section
arrow 1
faces towards the engine.
The smaller-diameter section
arrow 2
faces the adapter.
Counterhold crankshaft using
adapter
T40058
when slackening bolts for torque converter.
Caution
Irreparable damage can be caused if the camshaft timing chains slip.
When performing the next step, turn the crankshaft only in the normal direction of rotation
arrow
.
Detach cover
arrow
.
Remove 6 bolts
arrows
for torque converter through opening for starter (turn crankshaft 120° in direction of engine rotation each time).
Remove bolts
3 ... 10
securing gearbox to engine.
Loosen clamping bolts
1
on sides of
scissor-type assembly platform
VAS 6131 A
and pull rear section of platform together with gearbox slightly towards rear.
Reach through aperture for removed starter motor and press torque converter off drive plate.
Secure the torque converter in the gearbox using
support bridge
30 - 211 A
to prevent it falling out.