Private CAN Bus - Monitoring
WARNING: This page is about a different car, the 2018 Jaguar XE and 2017 Jaguar XE. However, it is still accessible from the selected car via links, so may be relevant.
The following components are connected to the ECM via a private CAN bus. The ECM provides a gateway, for communication to the vehicle CAN bus
- Heater control unit
- NOx sensor control unit(s)
The following CAN communication monitoring applies to these components
- Signal time-out
- Signal check sum
The DEF injector, DEF pump, temperature and level sensors are hardwired to the ECM and do not involve CAN communication