Volkswagen Golf Mk7 Service & Repair Manual: Coolant circuit
This section covers the e-Golf/GTE high-voltage coolant circuit: incorporating the PTC heater -Z115- and HV battery heat exchanger, plus the coolant valve -N688-, coolant pump -V590- and the PTC heater removal itself.
- Incorporation of high-voltage heater (PTC) - Z115- into coolant circuit
- Incorporation of heat exchanger for high-voltage battery into coolant circuit of high-voltage system
- Removing and installing coolant valve for high-voltage battery -N688-
- Removing and installing coolant pump for high-voltage battery -V590-
- Removing and installing high-voltage heater (PTC) -Z115- / high-voltage heater (PTC) -J848
Questions & answers
Coolant circuit — Volkswagen Golf Mk7
What coolant circuit topics does the Golf Mk7 HV manual cover?
Integration of PTC heater -Z115- and HV battery heat exchanger into the coolant circuit, coolant valve -N688-, coolant pump -V590- and PTC heater removal.
Removing and installing air duct for centre dash panel vent
Removing
–
Remove dash panel
→ General body repairs, interior; Rep. gr.70.
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Incorporation of high-voltage heater (PTC) - Z115- into coolant circuit
Note
In vehicles with a high-voltage system, the high-voltage
heater (PTC) -Z115- is used as a supplementary heater.
In ve ...
Other materials:
- Incorporation of heat exchanger for high-voltage battery into coolant circuit of high-voltage system
- Removing and installing coolant pump for high-voltage battery -V590-
- Removing and installing high-voltage heater (PTC) -Z115- / high-voltage heater (PTC) -J848
- Removing and installing coolant valve for high-voltage battery -N688-
- Incorporation of high-voltage heater (PTC) - Z115- into coolant circuit