Your Land Rover’s computer has lost communication with the Restraints Control Module (RCM) – the brain that controls the airbags and seatbelt pretensioners. The “-31” means the signal it is receiving is incomplete or invalid.
Failed RCM module, damaged CAN bus wiring, water intrusion, or power/ground issue. land rover u0151-31
Lost communication with airbag control module (RCM). Signal invalid. Your Land Rover’s computer has lost communication with
Airbag system disabled. SRS light on. No airbag deployment in a crash. damaged CAN bus wiring
= Lost Communication with Restraints Control Module (RCM) – Invalid/Incomplete Signal
Based on the diagnostic trouble code (DTC) , this typically indicates a communication issue between the vehicle’s modules.