Work Procedure

WARNING: This page is about a different car, the 2014 Volkswagen Touareg, 2013 Volkswagen Touareg, 2012 Volkswagen Touareg, and 2011 Volkswagen Touareg. However, it is still accessible from the selected car via links, so may be relevant.

Engine at operating temperature.

WARNING:

The coolant system is under pressure when the engine is warm.

Risk of scalding due to hot steam and hot coolant.

Reduce pressure by covering coolant reservoir cap with a cloth and carefully opening.

-- Open the coolant reservoir cap.

-- Position the :VAG1274B with the :VAG1274/8 on the coolant reservoir.

Fig 1: Identifying V.A.G 1274 B With Adapter V.A.G 1274/8

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Generate approximately 1.0 bar (14.5 psi) pressure using the cooling system tester hand pump.

-- If pressure falls, search for leaks and correct problem.