A8 Sedan V8-3.7L (AEW) (1997)
Thermostat: Service and Repair
Legend
1
Coolant Line, Rear
2
Line From Heater Core
3
Line To Heater Core
4
Return Hose
5
Cap For Expansion Tank
6
Expansion Tank
7
Filler Hose
8
Coolant Thermostat
9
Radiator
10
Coolant Hose Bracket
11
Coolant Line
12
Oil Cooler
13
Coolant Line
14
Coolant Line To Oil Cooler
NOTE: During removal and installation procedures, refer to the component location illustration above and component notes below.
Removal
Thermostat is located at the right-front of the engine, below the intake manifold.
Installation
Installation position: with vent valve facing upward (arrow).