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Instructions for Replacing the Thermostat on Volkswagen Golf 4 1.9 TDI

Model: Volkswagen Golf Golf IV, MK 4, Golf 4 - Years 1997-2003
Part: Thermostat

In this video, we will see the main instructions for removing and replacing the thermostat on a Volkswagen Golf 1.9 TDI, fourth generation. First, open the engine bonnet and disconnect the coolant hose to drain all the fluid into a container. Next, simply unscrew the bolts securing the thermostat using a ratchet spanner. Remove the thermostat and replace it with the new one, applying the reverse procedure of disassembly; finally, refill the radiator with coolant.

Updated on 3 April 2026 by ScegliAuto

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