COOLING SYSTEM, DRAINING AND FILLING
Special tools and workshop equipment required
- Adapter V.A.G 1274/8
- Cooling System Charge Unit VAS 6096 with VAS 6096/1
- Drip Tray VAS 6208
- Hose Clip Pliers VAS 6362
- Refractometer T10007
- Engine Bung Set VAS 6122
- Protective eyewear
- Protective gloves
Draining
Note. Collect escaping coolant in a clean container for disposal or reuse.
| WARNING | Risk of scalding due to hot steam and hot coolant. When the engine is warm the cooling system is under pressure. To reduce pressure, cover coolant reservoir cap with cloth and carefully open. |
Open coolant reservoir cap.
Remove the noise insulation -1-. Refer to Removal and Installation .
Scheme 3
Loosen the hose clamp -2-, lift the retaining clamp -1- and remove the air guide hose.
Scheme 4
Note. Seal the connection on the charge air cooler with clean plugs from the VAS 6122 to prevent coolant from getting in.
Place VAS 6208 under engine.
Scheme 5
Open the clamp, drain the coolant and then remove the lower coolant hose -arrow- from the radiator.
Vehicles with an EGR Cooler Pump -V400
Loosen the hose clamp -arrow-, drain the coolant and remove the lower coolant hose for the EGR Cooler Pump.
Scheme 6
All Vehicles
Remove the engine cover -arrows-.
Scheme 7
Remove the air filter housing. Refer to Removal and Installation .
Scheme 8
Loosen the hose clamp -arrow-, drain any remaining coolant and remove the additional coolant hose from the engine oil cooler.
