Coolant, Draining And Filling, High Temperature Circuit: Notes

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.

Special Tools And Workshop Equipment Required

Cooling System Tester - Adapter:VAG1274/8
Shop Crane - Drip Tray:VAS6208
Hose Clip Pliers:VAS6340
Cooling System Charge Kit:VAS6096
Refractometer:T10007A

CAUTION:

The coolant system must be drained if larger components (for example, engine, radiator, etc.) are going to be removed and installed. Refer to ENGINE COOLANT SYSTEM, DRAINING, HIGH TEMPERATURE CIRCUIT . Otherwise an incorrect filling will result due to air bubbles in the system. The cooling and heating systems will have temperature problems.

-- Remove the noise insulation. Refer to NOISE INSULATION .

-- Place the Shop Crane - Drip Tray:VAS6208 under engine.

WARNING:

Risk of scalding due to hot steam and hot coolant.

The coolant system is under pressure when the engine is warm.
Reduce pressure by covering the coolant reservoir cap with a cloth and carefully opening.

-- Open the coolant reservoir cap.

-- Remove the quick release -arrow- on the bottom of the radiator on the right side.

Fig 1: Identifying Radiator Connection Quick Release

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the coolant hose -arrow- from the radiator and let the coolant drain.

Fig 2: Disconnecting Coolant Hose From Oil Cooler

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.