JCB U059E-02: U059E-02 - CAN bus message error for NO2 level from upstream NOx sensor module number 2

The system has detected a CAN bus message error related to the NO2 level reading from the upstream NOx sensor module number 2. This indicates a communication issue with the sensor or its associated circuit.

1. 1

   The connection and wiring of the upstream NOx sensor module number 2

2. 2

   The integrity of the CAN bus communication to the upstream NOx sensor module number 2

3. 3

   The functionality of the component identified by this code

1. 1

   Inspect

   Inspect the wiring and connections of the upstream NOx sensor module number 2 for damage, corrosion, or loose contacts.

2. 2

   Test

   Test the CAN bus communication to the upstream NOx sensor module number 2 using diagnostic tools to confirm the presence of a communication fault.

3. 3

   Replace

   If the fault persists after inspection and testing, replace the component identified by this code.