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Checking map-controlled engine cooling thermostat F265 >
< Thermostat housing - exploded view of components
A4 Cabriolet Mk2
Power unit
4-cylinder direct petrol injection engine (2.0 ltr. 4-valve), mechanics
Engine cooling / Removing and installing parts of cooling system
Removing and installing thermostat housing with map-controlled engine cooling thermostat F265
Removing and installing thermostat housing with map-controlled engine cooling thermostatF265
Removing and installing thermostat housing with map-controlled engine cooling thermostat -F265-
Removing
Caution
Observe notes on procedure for disconnecting the battery
→ Electrical system; Rep. Gr.27
.
–
Disconnect earth wire at battery with ignition switched off.
–
Drain off coolant
→ Chapter
.
–
Remove intake manifold
→ Rep. Gr.24
.
–
Remove poly V-belt
→ Chapter
.
–
Remove alternator
→ Electrical system; Rep. Gr.27
–
Remove coolant pipe (small)
→ Chapter
.
–
Unplug electrical connector
-5-
.
–
Detach coolant hoses
-1-
and
-4-
.
–
Unscrew bolts
-2-
and
-3-
and detach thermostat housing.
–
Remove bolts
-1-
.
–
Remove the thermostat
-2-
with O-ring
-3-
from the thermostat housing
-4-
.
Installing
Installation is carried out in the reverse order; note the following:
Note
t
Renew O-rings.
t
Secure all hose connections with the correct type of hose clips (same as original equipment)
→ Parts catalogue.
–
Install coolant pipe (small)
→ Chapter
.
–
Install alternator
→ Electrical system; Rep. Gr.27
–
Install poly V-belt
→ Chapter
.
–
Install intake manifold
→ Rep. Gr.24
.
–
Observe notes on procedures required after connecting battery
→ Electrical system; Rep. Gr.27
.
–
Fill cooling system
→ Anchor
.
Tightening torques
Component
Nm
Thermostat to housing
10
Thermostat housing to cylinder block
15
Power unit
4-cylinder direct petrol injection engine (2.0 ltr. 4-valve), mechanics
Engine cooling / Removing and installing parts of cooling system
Removing and installing thermostat housing with map-controlled engine cooling thermostat F265
Checking map-controlled engine cooling thermostat F265 >
< Thermostat housing - exploded view of components