Map Controlled Engine Cooling Thermostat F265 , removing and installing
WARNING: This page is about a different car, the 2009 Audi A4, 2008 Audi A4, 2007 Audi A4, 2006 Audi A4, and 2005 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.
Special tools, testers and auxiliary items required
- Drip tray for workshop crane VAS 6208
- Hose clamp pliers V.A.G 1921
- Locking Tool T40098
Removing
CAUTION:
Observe measures when connecting battery. → 27 BATTERY, STARTER, GENERATOR, CRUISE CONTROL
- With ignition switched off, disconnect Battery Ground (GND) strap - arrow -.
- Remove engine cover - arrows -.
CAUTION:
Cover cap of expansion tank with rag and open carefully, as hot steam or hot coolant may escape when opening.
- Open cap of coolant expansion tank.
- For vehicles with auxiliary heater, remove bolts - arrows - for exhaust pipe of parking heater/auxiliary heater on noise insulation.
- Loosen quick-release fasteners - 1 - and - 2 - and remove front noise insulation.
- Drain engine coolant → Cooling system, draining and filling
- Remove oil pressure sensor electrical connector - 1 -.
- Also remove lower coolant hose on coolant pipe - 2 - and allow remaining coolant to drain.
- Pull EVAP canister with connected lines upward in direction of - arrow - out of retainer and lay it aside.
NOTE:
- Before removing ribbed belt, mark the turning direction on it with chalk or a felt tip pen. A reversed turning direction can cause damage to the belt under operating conditions.
- Mark direction of rotation of ribbed belt.
- Pivot belt tensioner for ribbed belt in direction of - arrow - to relieve tension on ribbed belt.
- Secure tensioning element using Locking Tool T40098.
- Remove ribbed belt.
- Remove ribbed belt tensioner with engine lifting eye - arrows -.
- Remove Generator → 27 BATTERY, STARTER, GENERATOR, CRUISE CONTROL
- Separate connector - 1 - for wiring to air conditioning compressor clutch solenoid.
CAUTION:
The air conditioning refrigerant circuit must not be opened.
- Remove air conditioning compressor from bracket - arrows -.
NOTE:
- To prevent damage to condenser and also to the refrigerant lines/hoses, ensure that the lines and hoses are not stretched, kinked or bent.
- Hang up A/C compressor with attached lines at bottom of vehicle.
- Remove coolant hose - 2 - , thereby pull out retaining clip - 1 -.
- Remove accessory assembly bracket - bolts - 1 to 6 -.
- Disconnect electrical connector - 1 -.
- Remove Map Controlled Engine Cooling Thermostat F265 - arrows -.
Installing
Installation is in reverse order of removal, note the following:
NOTE:
- Replace O-ring.
- Clean and/or smooth O-ring sealing surface.
- Moisten new O-ring with coolant G12+.
- Install accessory assembly bracket → Accessory assembly bracket, removing and installing
- Fill with coolant → Cooling system, draining and filling .
- Install generator. → 27 BATTERY, STARTER, GENERATOR, CRUISE CONTROL
- Install A/C compressor → 87 AIR CONDITIONING
- Install ribbed belt → Ribbed belt, removing and installing
- Connect battery. Necessary measures → 27 BATTERY, STARTER, GENERATOR, CRUISE CONTROL
| Component | Nm | |
|---|---|---|
| Thermostat to engine block | 15 | |
| Accessory assembly bracket to cylinder block | 45 1) | |
| Ribbed belt tensioner to accessory assembly bracket | 23 | |
|
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