Refrigerant Expansion Valve 1, Refrigerant Expansion Valve 2, Refrigerant Expansion Valve 3

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

N636 

Refrigerant Expansion Valve 1

N637 

Refrigerant Expansion Valve 2

N638 

Refrigerant Expansion Valve 3

T4au 

4-Pin Connector, Black

T4av 

4-Pin Connector, Black

T4aw 

4-Pin Connector, Black

112 

Ground Connection 2 (in A/C Wiring Harness)

D233 

Connection 2 (LIN Bus) (in Engine/Motor Compartment Wiring Harness)

L10 

Connection 2 (in A/C System Wiring Harness)

L11 

Connection 3 (in A/C System Wiring Harness)

* 

For Vehicles with UNECE Cyber Security