Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2011 Land Rover LR4 BaseFACTORY OEM SERVICE PROCEDURE
Control Diagram
WARNING: This page is about a different car, the 2012 Land Rover Range Rover Sport and 2011 Land Rover Range Rover Sport. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
A
= Hardwired; N
= Medium Speed CAN; P
= MOST; AF
= Firewire.
| Item Number | Description |
|---|---|
| 1 | Battery |
| 2 | Integrated control panel, incorporating navigation switch |
| 3 | Medium speed CAN bus connection to other vehicle systems |
| 4 | Steering wheel switches |
| 5 | Clockspring |
| 6 | IHU (integrated head unit) |
| 7 | Medium speed CAN bus connection to other vehicle systems |
| 8 | Microphone - voice recognition |
| 9 | Roof pod incorporating GPS (global positioning system) antenna |
| 10 | VICS beacon antenna - Japan only |
| 11 | 'TMC (traffic message channel tuner' or 'VICS receiver - Japan only' |
| 12 | TSD (touch screen display) |
| 13 | Navigation update socket |
| 14 | CJB (central junction box) |
| 15 | Power amplifier |
| 16 | Speakers |
| 17 | EJB (engine junction box) |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.