Central Junction Box
WARNING: This page is about a different car, the 2011 Jaguar XKR, 2011 Jaguar XK, 2010 Jaguar XKR, and 2010 Jaguar XK. However, it is still accessible from the selected car via links, so may be relevant.
The central junction box (CJB) is mounted at the base of the left-hand (LH) A pillar and secured by two nuts/studs. Access to the central junction box (CJB) can be gained through a removable panel located below the left-hand (LH) side of the instrument panel.
The central junction box (CJB) receives electrical power from the battery junction box (BJB) via a 175 A megafuse. A second power supply lead 'daisy chains' off the central junction box (CJB), providing electrical power to the power distribution box. For more information on the circuits and systems served by the central junction box (CJB), refer to the Electrical Guide.
The central junction box (CJB) also controls the functionality of a number of vehicle systems. These include:
- Electric steering column lock. Refer to Steering Column information.
- Instrument cluster and panel illumination. Refer to Instrument Cluster and Panel Illumination information.
- Exterior lighting systems. Refer to Exterior Lighting information.
- Interior lighting systems. For additional information, Refer to: Interior Lighting information.
- Active anti-theft alarm system. Refer to Anti-Theft - Active information.
- Passive anti-theft alarm system. Refer to Anti-Theft - Passive information.
- Electric seats. Refer to Seats information.
- Electric windows. For additional information, refer to: Glass, Frames And Mechanisms information.
- Wipers and washers. For additional information, refer to: Wipers And Washers information.