Error code
OBD2 U0050
OBD2U0050
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Vehicle Communication Bus C (High).
Severity
highDriving may be possible but could cause further damage to vehicle systems.
Summary
U0050 indicates that the voltage on Vehicle Communication Bus C is too high. This bus is part of the vehicle's network system for communication between different modules.
Common Causes
- High voltage on the VAN data bus C (+)- line
- Faulty wiring or connectors in the VAN data bus C
Fixes
FAQ
What should I do if my car has the U0050 code?
Consult a professional mechanic to diagnose and repair the issue with the VAN data bus C voltage. They can help identify any faulty wiring or connectors.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- U0001High Speed CAN Communication Bus
- U0002High Speed CAN Communication Bus (Performance)
- U0003High Speed CAN Communication Bus (Open)
- U0004High Speed CAN Communication Bus (Low)
- U0005High Speed CAN Communication Bus (High)
- U0006High Speed CAN Communication Bus (Open)
- U0007High Speed CAN Communication Bus (Low)
- U0008High Speed CAN Communication Bus (High)
- U0009High Speed CAN Communication Bus (shorted to Bus)
- U0010Medium Speed CAN Communication Bus
- U0011Medium Speed CAN Communication Bus (Performance)
- U0012Medium Speed CAN Communication Bus (Open)