Connection Diagram - Coolant Hoses, AWD

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Voltage Converter -A19-
High-Voltage Battery Charger 1 -AX4-
- With High-Voltage Battery Charger Control Module -J1050-
Three-Phase Current Drive -VX54-
- With Electric Drive Power and Control Electronics -JX1-
Coolant Hose
- Dependent on vehicle equipment/version
High-Voltage Battery 1 -AX2-
High-Voltage Battery Coolant Pump -V590-
Low Temperature Circuit Coolant Pump -V468-
Mixing Valve for High-Voltage Battery Warming -V683-
Electric Drive Power and Control Electronics 2 -JX4-
High-Voltage Heater (PTC) 3 -Z132-
Radiator
High-Voltage Battery Heat Exchanger
Thermostat
Coolant Expansion Tank