Error code
OBD2 U0063
OBD2U0063
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Vehicle Communication Bus D (shorted to Bus D).
Severity
severeDriving may be possible but could cause further damage to the vehicle's electrical system.
Summary
U0063 indicates that there is an issue with Vehicle Area Network (VAN) data bus D, specifically a short circuit between the negative (-) and positive (+) sides of Bus D.
Common Causes
- Short circuit between VAN data bus D (-) and (+)
- Faulty wiring or connector in VAN data bus D
Fixes
FAQ
What does U0063 mean?
U0063 indicates a short circuit in VAN data bus D, which is part of the vehicle's communication network.
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)