DTC B10A2-27: Crash Input - Signal rate of change above threshold: Action
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:
- The crash signal is a pulse width modulated voltage signal with a frequency between 9 and 550 Hz and a duty cycle of 50%.
- The FlexRay wiring harness must not be repaired by making a localized wiring repair. A new wiring harness should be installed.
- Vehicle Conditions to Enable DTC Logging Strategy
- Ignition on for greater than 60 seconds
- Prioritised Checks to Perform
- Using the Jaguar Land Rover approved diagnostic equipment, check the restraints control module for related DTCs and refer to the relevant DTC index
- Refer to the appropriate system wiring diagram and check the crash signal circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary
- Using the Jaguar Land Rover approved diagnostic equipment, perform a CAN network integrity test. Refer to the appropriate system wiring diagram and check the high speed CAN bus (chassis) circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary
- Refer to the appropriate system wiring diagram and check the FlexRay bus circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary
- Refer to the appropriate system wiring diagram and check the restraints control module power and ground circuits for open circuit, high resistance. Repair the wiring harness as necessary