Error code
OBD2 U0180
OBD2U0180
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Lost Communication With Automatic Lighting Control Module.
Severity
moderateCan continue driving, but may experience issues with automatic lighting functions.
Summary
U0180 indicates lost communication with the automatic lighting control module, which is part of the data bus system.
Common Causes
- Faulty or damaged wiring harness connecting to the automatic lighting control module
- Defective automatic lighting control module
Fixes
FAQ
What does U0180 mean?
U0180 indicates a loss of communication between the vehicle's data bus and the automatic lighting control module.
How can I fix U0180?
The issue may be resolved by repairing or replacing faulty wiring harnesses or the defective automatic lighting control module. Professional diagnosis is recommended to identify the exact cause.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- U0100Lost Communication With ECM/PCM A
- U0101Lost Communication with TCM
- U0102Lost Communication with Transfer Case Control Module
- U0103Lost Communication With Gear Shift Module
- U0104Lost Communication With Cruise Control Module
- U0105Lost Communication With Fuel Injector Control Module
- U0106Lost Communication With Glow Plug Control Module
- U0107Lost Communication With Throttle Actuator Control Module
- U0108Lost Communication With Alternative Fuel Control Module
- U0109Lost Communication With Fuel Pump Control Module
- U0110Lost Communication With Drive Motor Control Module
- U0111Lost Communication With Battery Energy Control Module 'A'