The Land Rover B1412-96 fault code indicates a “Permanent Quiescent Relay Box – Component Internal Fault.” This error can be associated with other issues, such as an “SOS limited functionality” warning light. This article will discuss this fault code, its potential causes, and guide you through locating the quiescent relay box in a late 2017 Range Rover Sport SVR.
Understanding the B1412-96 Fault Code
The B1412-96 code points to a problem within the quiescent relay box itself. This box is responsible for controlling various electrical systems in the vehicle, ensuring they power down correctly when the car is off to conserve battery power. A fault within this box can lead to a range of problems, from minor inconveniences to significant system malfunctions. In this particular case, it’s linked to the SOS system malfunction. Other related error codes often found alongside B1412-96 include:
- P060A-08: Internal Control Module Monitoring Processor Performance – Bus Signal/Message Faults
- U0055-87: Vehicle Communication Bus D – Missing Message
These accompanying codes suggest communication issues within the vehicle’s network, likely stemming from the faulty quiescent relay box.
Locating the Quiescent Relay Box in a Late 2017 Range Rover Sport SVR
Finding the quiescent relay box in a late 2017 Range Rover Sport SVR can be challenging, as its location may differ from earlier models. While some documentation suggests it’s on the right side of the boot under the fuse box, this isn’t always the case.
The image above shows a typical fuse box layout, but it doesn’t pinpoint the quiescent relay box. The necessary component, part number 14A067A, needs to be located. Further investigation and consultation with Land Rover technical documentation or a qualified technician are often required to pinpoint its exact location in this specific model year. It’s essential to use the correct diagrams and part numbers for your specific vehicle to avoid confusion.
Addressing the B1412-96 Fault
Resolving the B1412-96 fault typically involves replacing the faulty quiescent relay box. Due to the complexity of the vehicle’s electrical system and the potential for further damage, it’s recommended to have this repair performed by a qualified Land Rover technician. They possess the necessary expertise, tools, and access to the correct parts to diagnose and rectify the issue safely and effectively.
Conclusion
The Land Rover B1412-96 fault code indicates a serious issue with the quiescent relay box. Locating this component in a late 2017 Range Rover Sport SVR requires careful consultation of technical documentation. Professional repair is strongly advised to ensure the problem is resolved correctly and prevent further complications. Addressing this issue promptly will restore the proper functioning of your vehicle’s electrical systems and ensure your safety on the road.
