Error code

OBD2 U0188

OBD2U0188
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Lost Communication With Digital Disc Player/Changer Module 'B'.

Severity

lowCan keep driving, but audio system functions may be affected.

Summary

U0188 indicates that there is no communication between the car's diagnostic system and the digital disc player/changer module B.

Common Causes

  • Faulty or disconnected digital disc player/changer module B
  • Data bus issues affecting communication with module B

Fixes

  • Check connections and wiring to the digital disc player/changer module B. Replace faulty components if necessary.

FAQ

What does U0188 mean?

U0188 means there is a communication issue with the digital disc player/changer module B.

How do I fix U0188?

Start by checking all connections and wiring related to the digital disc player/changer module B. If issues persist, consider replacing faulty components.

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.