Land Rover Discovery 2013–2018 — technical service bulletin
Bulletin SSM73421 · NHTSA communication 10125230 · issued Jul 20, 2017
Technical service bulletin
communication type
Back Over Prevention
component
2013–2018
model years
11
vehicle entries
Official summary
Issue: Land Rover has received reports where during diagnosis of the surround camera system the Diagnostic Trouble Code (DTC) B12BD-31 "Rear Camera - No Signal" and or U1A4B-49 "Control Module Processor B - Internal Failure" stored in the Image Processing Module B (IPMB). The DTC is a false flagging code that can lead to incorrect diagnosis of any camera related issue reported by the customer.
Vehicles covered
- 2017 Land Rover Discovery
- 2018 Land Rover Discovery
- 2013 Land Rover Range Rover
- 2014 Land Rover Range Rover
- 2015 Land Rover Range Rover
- 2016 Land Rover Range Rover
- 2017 Land Rover Range Rover
- 2014 Land Rover Range Rover Sport
- 2015 Land Rover Range Rover Sport
- 2016 Land Rover Range Rover Sport
- 2017 Land Rover Range Rover Sport
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.