Air Lines Overview

Air Lines Overview






1 Front Right Suspension Strut (Air Suspension)

2 "Green" Air Line

• From solenoid valve block to front right suspension strut (air suspension).

• Air pipe line, servicing, refer to => [ Air Pipe Line, Servicing ] Air Pipe Line, Servicing.

• Connecting piece, replacing, refer to => [ Connector Piece, Replacing ] .

3 "Yellow" Air Line

• From solenoid valve block to rear right air spring.

• Air pipe line, servicing, refer to => [ Air Pipe Line, Servicing ] Air Pipe Line, Servicing.

• Connecting piece, replacing, refer to => [ Connector Piece, Replacing ] .

4 Rear Right Suspension Strut (Air Suspension)

5 "Red" Air Line

• From solenoid valve block to rear left air spring

• Air pipe line, servicing, refer to => [ Air Pipe Line, Servicing ] Air Pipe Line, Servicing.

• Connecting piece, replacing, refer to => [ Connector Piece, Replacing ] .

6 Pressure Reservoir in Luggage Compartment

• Component location: At left in luggage compartment, underneath spare wheel cover.

7 Rear Left Suspension Strut (Air Suspension)

8 Connector for Air Pipes

• Component location: Rear left in vehicle interior behind the rear seat bench.

9 "Blue" Air Line

• From solenoid valve block to pressure reservoir.

• Air pipe line, servicing, refer to => [ Air Pipe Line, Servicing ] Air Pipe Line, Servicing.

• Connecting piece, replacing, refer to => [ Connector Piece, Replacing ] .

10 Front Left Pressure Reservoir to Underbody

• Component location: Left front, on underbody.

11 "Purple" Air Line

• From solenoid valve block to front left suspension strut (air suspension).

• Air pipe line, servicing, refer to => [ Air Pipe Line, Servicing ] Air Pipe Line, Servicing.

• Connecting piece, replacing, refer to => [ Connector Piece, Replacing ] .

12 Front Left Suspension Strut (Air Suspension)

13 "Black" Air Line

• From air supply unit to solenoid valve block.

• Air pipe line, servicing, refer to => [ Air Pipe Line, Servicing ] Air Pipe Line, Servicing.

• Connecting piece, replacing, refer to => [ Connector Piece, Replacing ] .

14 Air Supply Unit with Solenoid Valve Block

• Component location: Right front, on underbody.

• If the air supply unit is being replaced, then the level control system compressor relay (J403) must also be replaced.

Solenoid Valve Block Line Arrangement






Air pipes are color-coded:

1. Black, internal air line between solenoid valve block and compressor.

2. Green, air line toward right front air spring shock absorber.

3. Red, air line toward left rear air spring shock absorber.

4. Violet, air line to left front air spring damper.

5. Blue, air line toward pressure reservoirs.

6. Yellow, air line toward right rear air spring shock absorber.