Cooling System: Service Precautions

General Information

CAUTION!
Hot steam may escape when opening expansion tank. Wear protective goggles and protective clothing to prevent damage to eyes and scalding. Cover the cap with a cloth and open very carefully.

Note:
^ When the engine is warm the cooling system is under pressure. If necessary release pressure before commencing repair work.
^ Secure all hose connections using hose clamps appropriate for the model type.
^ Hose clamp pliers V.A.G 1921 or pliers for spring clamps VAS 5024A are recommended for installing spring clamps.
^ Always replace gaskets and seals.
^ Arrows on coolant pipes and coolant hoses must line up across from each other.