Lost Communication With Automated Driving System Control Module B

Where it lives

For U015D, the part to look at first is the module named here.

Check these first

• A failed automated driving system control module B
• Loss of power or ground at module B
• Damaged pins in the module B connector
• A CAN bus fault dropping module B off the network
• Water or heat damage to the automated driving module

What to do next

1. Check power and ground at automated driving control module B
2. Inspect the module B connector pins for damage
3. Check CAN bus communication to module B
4. Update or reprogram module B
5. Replace automated driving control module B if it stays silent
6. Clear the code and retest

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