Air Lines Routing Overview

Air Lines Routing Overview

• The air lines leading to the air springs/air spring dampers are tied inside the wiring harness.

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

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






1 Left Front Air Spring Shock Absorber

2 "Red" Air Line

• From the solenoid valve block to the left front air spring damper.

• Front air line routing, refer to => [ Routing: Air Line to the Front Air Spring Damper ].

3 "Green" Air Line

• From the solenoid valve block to the right front air spring damper

• Front air line routing, refer to => [ Routing: Air Line to the Front Air Spring Damper ].

4 Right Front Air Spring Shock Absorber

5 "Blue" Air Line

• From solenoid valve block to rear right air spring.

• Left rear air line routing, refer to => [ Air Line Routing to the Left Rear Air Spring ].

6 Right Rear Air Spring

7 Air Line "Brown"

• From air supply unit to solenoid valve block.

• Air line, routing to solenoid valve block, refer to => [ Routing: Air Line from the Air Supply Unit to the Outer Solenoid Valve ].

8 Solenoid Valve Block

• Line arrangement on solenoid valve block, refer to => [ Solenoid Valve Block Line Arrangement ].

9 Pressure Reservoir

10 "Purple" Air Line

• From solenoid valve block to pressure reservoir.

• Air line, routing, refer to => [ Routing: Air Line from the Air Supply Unit to the Valve Block ].

11 Air Supply Unit

12 Air Intake Line with Filter and Muffler

• Removing and installing, refer to => [ Intake Line with Filter ] Intake Line With Filter.

13 "Black" Air Line

• From solenoid valve block to rear left air spring.

• Rear air line, routing, refer to => [ Air Line Routing to the Left Rear Air Spring ].

14 Left Rear Air Spring

Solenoid Valve Block Line Arrangement





• The air lines are tied inside the wiring harness in front of the opening to the vehicle interior.

Air pipes are color-coded:

1. "Brown" air line: to the air supply unit

2. "Green" air line: to the right front air spring damper

3. "Blue" air line: to the right rear air spring

4. "Black" air line: to the left rear air spring

5. "Red" air line: to the left front air spring damper

6. "Purple" air line: to the pressure reservoir


Tightening specifications, refer to => [ Air Line Connecting Pieces Tightening Specification ] Air Line Connecting Pieces Tightening Specification.

Air line separating point, servicing, refer to => [ Separating Points Overview ] Separating Points Overview.

Routing: Air Line from the Air Supply Unit to the Outer Solenoid Valve





The air line - 4 - runs from the air supply unit - 6 - to the solenoid valve block and is tied into the wiring harness - 1 -.

2 Wiring connector end piece
3 Bracket
5 Clip

Tightening specifications, refer to => [ Air Line Connecting Pieces Tightening Specification ] Air Line Connecting Pieces Tightening Specification.

Routing: Air Line to the Front Air Spring Damper





The clip - arrow - holds the air line in the wiring harness.

• Do not loosen the residual pressure retaining valve - 2 -.

Tightening specifications, refer to => [ Air Line Connecting Pieces Tightening Specification ] Air Line Connecting Pieces Tightening Specification.

Air line separating point, servicing, refer to => [ Separating Points Overview ] Separating Points Overview.

Air Line Routing to the Left Rear Air Spring





1. Rear air spring

2. Air line

3. Clip


Tightening specifications, refer to => [ Air Line Connecting Pieces Tightening Specification ] Air Line Connecting Pieces Tightening Specification.

Air Line Routing to the Right Rear Air Spring






1. Rear air spring

2. Clip

3. Air line

4. Cable tie


Tightening specifications, refer to => [ Air Line Connecting Pieces Tightening Specification ] Air Line Connecting Pieces Tightening Specification.

Routing: Air Line from the Air Supply Unit to the Valve Block





The air line - 2 - runs to the solenoid valve block - 1 - and it attached in the wiring harness - 3 -.

Tightening specifications, refer to => [ Air Line Connecting Pieces Tightening Specification ] Air Line Connecting Pieces Tightening Specification.