Test conditions

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2006 Volkswagen Golf, 2005 Volkswagen Jetta, 2005 Volkswagen Golf, 2004 Volkswagen Jetta, and 2004 Volkswagen Golf. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Locating Coolant Fan Control Thermal Switch

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Main fuses OK.

Fig 2: Identifying Main Fuse Panel

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The fuses must be OK.
The battery voltage must be at least 11.5 V.
All electrical consumers, e.g. lights and rear window heating must be switched off.