garajizOBD-II code · manufacturer-specific
U2009
Audio Front Control Module (ACM) is Not Responding
- System
- U — In-vehicle network
- Severity
- Moderate (3/5)
- Can I keep driving?
- Drive with caution
What does U2009 mean?
U2009 is defined as “Audio Front Control Module (ACM) is Not Responding”.
Drive gently and only as far as you need to; have it checked as soon as possible.
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This page is general information; an exact diagnosis needs measurements and a technician’s check.