Volkswagen Golf Service & Repair Manual: Supplementary heating mode

Volkswagen Golf Service & Repair Manual / Auxiliary heater / Aux. heater/heater booster / Regulation of auxiliary and supplementary heater / Supplementary heating mode

Once the coolant temperature has reached approx. 84 °C, the control unit switches to energy-saving control mode. If the coolant temperature continues to rise above approx. 88 °C, the control unit switches to the controlled waiting period. If the coolant temperature does not drop below approx. 76 °C within 15 minutes during the controlled waiting period, the heater unit will initiate the start procedure into the standard control mode when the coolant temperature does drop below approx. 76 °C.

Functional description

The auxiliary and supplementary heater can be started by means of the remote control, the instant heating button or appropriate programming in the central monitor. Th ...

Auxiliary heater mode

Switching on auxiliary heater mode in vehicles with manual air conditioning: – Press instant heating button-1-. ...

Other materials:

Test prerequisites
Radiator and condenser must be clean (clean them if necessary). The heat insulation on expansion valve is OK and properly installed. See vehicle-specific repair manual → Rep. gr.87. The poly V ...

Repairing suspension strut
Special tools and workshop equipment required Torque wrench -V.A.G 1332- Spring compressor -V.A.G 1752/1- Spring retainer -V.A.G 1752/4- Shock absorber set -T10001- Commercially available ratchet handle ...

Cleaning injectors
Special tools and workshop equipment required Ultrasonic cleaner -VAS 6418- Mounting plate for injection modules -VAS 6418/1- Cleaning fluid → Electronic Parts Catalogu ...