Error code
OBD2 U0054
OBD2U0054
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Vehicle Communication Bus C (shorted to Bus C).
Severity
severeDriving may be possible but could cause further damage.
Summary
U0054 indicates that the Vehicle Area Network (VAN) data bus C (-) is shorted to data bus C (+). This issue affects communication between modules on Bus C.
Common Causes
- Short circuit in VAN data bus C
Fixes
FAQ
What does U0054 mean?
U0054 indicates a short circuit between the VAN data bus C (-) and (+), disrupting communication on Bus C.
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)