Engine code: ALH (with manual transmission)

Fig 1: Coolant Hose Connection Diagram - Engine Code: ALH (with Manual Transmission)

Courtesy of VOLKSWAGEN UNITED STATES, INC.

1 - Radiator 

2 - Oil cooler 

3 - Coolant pump/thermostat 

4 - Cylinder block 

5 - Reservoir 

6 - Intake manifold 

7 - Heater unit heat exchanger 

8 - Coolant line 

9 - Transmission oil cooler 

• In vehicles with automatic transmission
• Engine code ALH Engine code ALH  under Engine code ALH 

10 - Upper coolant hose 

11 - Lower coolant hose