U0190
Lost Communication With Digital Disc Player/Changer Module D
Communication network (infotainment)
Generic OBD-II
Low
What it means
U0190 means the audio system has lost communication with a digital disc player/changer module. It's an infotainment-only fault — the CD/DVD unit won't work or won't be recognized — and has no effect on how the car drives. It's usually a power, ground, or wiring problem at the module.
Low
Can I keep driving? Safe to drive — this only affects the disc player/changer in the audio system and has no effect on how the car runs.
Common symptoms
What you'll notice
- Disc player or changer not working or not recognized
- Audio-system error message about the disc module
- Disc player/changer module not responding to a scan tool
- Intermittent operation of the CD/DVD unit
Common causes
Most likely first
- Loss of power or ground to the disc player/changer moduleLikely
- Blown fuse feeding the moduleCommon
- Corroded, damaged, or loose connectors and wiringCommon
- Infotainment/CAN bus wiring fault isolating the moduleLess often
- Failed disc player/changer moduleLess often
How to diagnose & fix
Work through it in order
- Scan the infotainment modules and confirm the disc player/changer module is unreachable.
- Check battery voltage and the module's fuse, power, and ground feeds first.
- Inspect the module's connectors and wiring for corrosion, damage, or looseness.
- Test the bus wiring between the module and the head unit for opens or shorts.
- If power, grounds, and wiring are good, suspect the module — replace and program it as required, then clear and re-test.
FAQ
Quick answers
Is it safe to drive with U0190?+
Yes — this only affects the disc player. The car runs normally, so you can fix it at your convenience.
Can I just clear U0190?+
You can, but it returns unless the module's power, ground, wiring, or the unit itself is repaired.
Related codes
Often seen with U0190
Read & clear U0190 yourself
Scan your car, confirm the code, and clear it once it's fixed — with OBD DashX on your phone.
✓ Verified name — SAE J2012 / ISO 15031-6Guidance reviewed by OBD DashX