Fault Code U0194
Code meaning, symptoms, possible causes, part number, and estimated cost.
U0194
Lost Communication With Digital Audio Control Module B
Code U0194 indicates a loss of communication with Digital Audio Control Module B. This can affect additional digital audio sources or advanced audio functions.
Part Details
Part Name
Digital Audio Control Module B
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪600 - ₪2500
Engine Location
Center console or trunk
Symptoms
- No sound from secondary audio sources
- Advanced audio functions (e.g., surround sound) not working
- Additional audio controls unresponsive
- Infotainment system error messages
Possible Causes
- 1Faulty Digital Audio Control Module B
- 2Wiring issue or loose connector
- 3Damaged CAN Bus
- 4Insufficient power supply to audio module
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