ARNOTT C-2745 User Manual REV 1

C-2745

ARNOTT COil spRiNg CONVERsiON kiT

FOR

2007-2009

JAgUAR XJ sERiEs

Congratulations on your purchase of an Arnott® air suspension product. We at Arnott Incorporated are proud
to offer a high quality product at the industry’s most competitive pricing. Thank you for your condence in us

and our product.

Proper installation is essential to experience and appreciate the benets of this system. Please take a moment

to review these installation instructions before you begin to install these components on your vehicle. The

removal and installation of air suspension products should only be performed by a fully qualied, ASE

Certied, professional.

It is equally important to be aware of all necessary safety measures while installing your new Air Suspension

System. This includes proper lifting and immobilizing of the vehicle and isolation of any stored energy to

prevent personal injury or property damage.

"Engineered to Ride, Built to Last™"

WARNING:

and disconnect power to the air suspension system prior to disassembly. Do not allow dirt or grease to enter the system.
Always wear standard hand, ear, and eye protection when servicing the air suspension system.

The air suspension system is under pressure (up to 10 bar, or 150 lbf/in). Verify pressure has been relieved

KIT CONTAINS:

PARTS LIST

P/N QTY DESCRIPTION

21-7928 1 ARNOTT FRONT COIL SPRING CONVERSION

21-7932 1 ARNOTT REAR COIL SPRING CONVERSION

21-7927 1 ACCESSORY KIT

Arnott® is committed to the quality of its products. If you have a question or problem with any Arnott product,
please contact Arnott by calling 800-251-8993 during normal business hours or email [e-mail]

1 REV 1 06/06/2014C-2745

C-2745

ARNOTT COil spRiNg CONVERsiON kiT

FOR

2007-2009

JAgUAR XJ sERiEs

GENERAL INFORMATION:

Reading this manual signies your agreement to the terms of the general release, waiver of liability, and hold harmless agreement,
the full text of which is available at www.arnottinc.com.

• Not to be stored below 5oF (-15oC) and above 122oF (50oC).

• Avoid damage to air lines and cables.

• Removal and installation is only to be performed by fully qualied personnel.

• Use car manufacturer’s diagnostic software.

CAUTION:

in the instructions or in a different sequence.

Damage to the vehicle and air suspension system can be incurred if work is carried out in a manner other than specied

To avoid the possibility of short circuits while working with electric components consult your owner's manual on how to
disconnect your battery.

Consult your vehicle owner's manual, service manual, or car dealer for the correct jacking points on your vehicle and for
additional care, safety and maintenance instructions. Under no circumstances should any work be completed underneath
the vehicle if it is not adequately supported, as serious injuries and death can occur.

FRONT AIR STRUT REMOVAL

1. RAISE VEHICLE.

2. REMOVE FRONT WHEELS.

3. REMOVE THE SWAY BAR END LINK NUT TO DISCONNECT IT FROM THE LOWER CONTROL ARM. (FIGURE 10-1)

2 REV 1 06/06/2014C-2745

FIGURE 10-1

C-2745

ARNOTT COil spRiNg CONVERsiON kiT

FOR

2007-2009

JAgUAR XJ sERiEs

4. REMOVE THE UPPER A-ARM BALL JOINT NUT AND SEPARATE THE UPPER A-ARM BALL JOINT. (FIGURE 10-2)

FIGURE 10-2

5. REMOVE THE LOWER SHOCK MOUNT NUT/BOLT. (FIGURE 10-3)

FIGURE 10-3

6. DISCONNECT THE ELECTRICAL CONNECTOR FROM THE TOP OF THE SHOCK (PUSH ON THE SIDES OF THE
CONNECTOR TO RELEASE). TIE OFF WIRES NOT NEEDED WITH COIL CONVERSION. (FIGURE 10-4)

3 REV 1 06/06/2014C-2745

FIGURE 10-4

C-2745

ARNOTT COil spRiNg CONVERsiON kiT

FOR

2007-2009

JAgUAR XJ sERiEs

7. DISCONNECT THE AIR LINE FROM THE CHECK VALVE AND THE FOUR (4) SHOCK MOUNTING NUTS. (FIGURE 10-5)

FIGURE10-5

8. REMOVE AIR STRUT.

FRONT COIL SPRING INSTALLATION

Tighten all nuts and bolts to manufacturer's specications during the installation process.

1. INSTALLATION IS IN REVERSE ORDER OF AIR STRUT REMOVAL.

REAR AIR STRUT REMOVAL

1. REMOVE REAR WHEELS.

2. REMOVE THE LUGGAGE COMPARTMENT SIDE TRIM TO EXPOSE THE TOP SIDE OF THE AIR STRUT. (FIGURE 20-1)

4 REV 1 06/06/2014C-2745

FIGURE 20-1

C-2745

ARNOTT COil spRiNg CONVERsiON kiT

FOR

2007-2009

JAgUAR XJ sERiEs

3. DISCONNECT THE AIR LINE FROM THE CHECK VALVE TO DEFLATE THE AIR STRUT. (FIGURE 20-2)

FIGURE 20-2

4. DISCONNECT THE ELECTRICAL CONNECTOR FROM THE TOP OF THE AIR STRUT (PUSH ON THE SIDES OF
THE CONNECTOR TO RELEASE. (FIGURE 20-3)

FIGURE 20-3

5. REMOVE THE FOUR (4) AIR STRUT MOUNTING NUTS. (FIGURE 20-4)

5 REV 1 06/06/2014C-2745

FIGURE 20-4

ARNOTT COil spRiNg CONVERsiON kiT

JAgUAR XJ sERiEs

6. DETACH THE REAR TIE ROD. (FIGURE 20-5)

C-2745

FOR

2007-2009

FIGURE 20-5

7. REMOVE THE LOWER AIR STRUT MOUNTING BOLT. (FIGURE 20-6)

FIGURE 20-6

6 REV 1 06/06/2014C-2745

ARNOTT COil spRiNg CONVERsiON kiT

8. REMOVE AIR STRUT. (FIGURE 20-7)

C-2745

FOR

2007-2009

JAgUAR XJ sERiEs

FIGURE 20-7

REAR COIL SPRING INSTALLATION

Tighten all nuts and bolts to manufacturer's specications during the installation process.

1. INSTALLATION IS IN REVERSE ORDER OF AIR STRUT REMOVAL.

7 REV 1 06/06/2014C-2745

C-2745

ARNOTT COil spRiNg CONVERsiON kiT

FOR

2007-2009

JAgUAR XJ sERiEs

ELECTRONIC BYPASS MODULE INSTALLATION

1. REMOVE REAR SEAT BY PULLING LEVERS UNDER CUSHION, 2 PER SIDE AND LIFTING SEAT. (FIGURE A)

FIGURE A

2. PULL CORD TO RELEASE SEAT BACK WHILE ROTATING TOP OF SEAT FORWARD, BOTH SIDES. (FIGURE B)

FIGURE B

3. PULL INSULATION FORWARD ON PASSENGER SIDE OF VEHICLE TO ACCESS COMPUTER. (FIGURE C)

8 REV 1 06/06/2014C-2745

FIGURE C

C-2745

ARNOTT COil spRiNg CONVERsiON kiT

FOR

2007-2009

JAgUAR XJ sERiEs

4. UNPLUG ALL CONNECTORS FROM THE CONTROL MODULE. (FIGURE D)

FIGURE D

5. LOCATE THE YELLOW, 5-PIN CONNECTOR. (FIGURE E)

FIGURE E

6. INSTALL THE FOUR (4) CONNECTOR SPLICE TO MALE SPADE TERMINALS ONTO THE WIRES USING
THE DIAGRAM PROVIDED. (FIGURE F)

9 REV 1 06/06/2014C-2745

FIGURE F

C-2745

ARNOTT COil spRiNg CONVERsiON kiT

FOR

2007-2009

JAgUAR XJ sERiEs

FROM TO PIN#

RED

ELECTRONIC

BYPASS

MODULE

7. CONNECT THE EBM TO THE TERMINALS USING THE DIAGRAM PROVIDED. (FIGURE G)

BLACK BLACK 3

BLUE YELLOW 7

GREEN GREEN 8

BROWN W/ WHITE

STRIPE

1

VEHICLE’S WIRING

HARNESS

FIGURE G

8. SECURE THE EBM AND VEHICLE’S WIRING HARNESS IN A SUITABLE LOCATION. Do not plug the vehicles

wiring harness back into the air suspension’s control module.

9. REINSTALL THE SEAT.

NOTE:

If instrument cluster displays cats fault or air suspension error codes disconnect the battery for a
minimum of 30 minutes to reset and clear any stored codes.

10 REV 1 06/06/2014C-2745