Possible Causes
WARNING: This page is about a different car, the 2018 Land Rover Range Rover, 2017 Land Rover Range Rover, and 2016 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
This DTC may be induced by a vehicle collision.
- Purpose of the DTC
- To indicate that the hardware signal received from the restraints control module is unreliable
- Electrical Cause
- Yes
- Mechanical Cause
- Yes
- Control Module Cavity
- Circuit reference - I_F_INS -
- Monitor Description
- Checks the duty cycle and frequency of the crash signal transmitted by the restraints control module
- Prioritised List of Possible Causes
- Supplementary restraint system fault
- Crash signal circuit short circuit to ground, short circuit to power, open circuit, high resistance
- High speed CAN bus (chassis) circuit short circuit to ground, short circuit to power, open circuit, high resistance
- FlexRay bus circuit short circuit to ground, short circuit to power, open circuit, high resistance
- Restraints control module power or ground circuit open circuit, high resistance