With A Engine Pre-Warmer

WARNING: This page is about a different car, the 2010 Volkswagen Jetta and 2009 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Coolant Hose Connection Diagram With Engine Pre-Warmer

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Coolant Expansion Tank
- With the cap.
- Pressure relief valve in cap, checking. Refer to PRESSURE RELIEF VALVE IN CAP, CHECKING .
Cylinder Head/Cylinder Block
- Change the coolant after replacing.
Exhaust Gas Recirculation (EGR) Cooler
- Change the coolant after replacing.
- Assembly overview, refer to EXHAUST GAS RECIRCULATION SYSTEM COMPONENT OVERVIEW .
Heater Core
- With quick couplings.
Transmission Oil Cooler
- Only on vehicles with the Direct Shift Gearbox (DSG®).
Engine Oil Cooler
Engine Pre-Warmer
- Assembly overview, refer to ENGINE PRE-HEATER OVERVIEW .
- Removing and installing, refer to ENGINE PRE-WARMER .
Radiator
Coolant Pump/Thermostat