OBD2 trouble code reference
8,157 codes across 1 prefix groups on this page.
U0xxx
- U0044Vehicle Communication Bus B (-) Highnetwork
- U0045Vehicle Communication Bus B (-) shorted to Bus B (+)network
- U0046Vehicle Communication Bus Cnetwork
- U0047Vehicle Communication Bus C Performancenetwork
- U0048Vehicle Communication Bus C (+) Opennetwork
- U0049Vehicle Communication Bus C (+) Lownetwork
- U004ALost Communication with Body Control Module 'A'network
- U004BLost Communication with Vehicle Control Modulenetwork
- U004CLost Communication with Vehicle Control Modulenetwork
- U004DLost Communication with Battery Energy Control Module 'A'network
- U004ELost Communication with Battery Energy Control Module 'A'network
- U004FISO/SAE Reservednetwork
- U0050Vehicle Communication Bus C (+) Highnetwork
- U0051Vehicle Communication Bus C (-) Opennetwork
- U0052Vehicle Communication Bus C (-) Lownetwork
- U0053Vehicle Communication Bus C (-) Highnetwork
- U0054Vehicle Communication Bus C (-) shorted to Bus C (+)network
- U0055Vehicle Communication Bus Dnetwork
- U0056Vehicle Communication Bus D Performancenetwork
- U0057Vehicle Communication Bus D (+) Opennetwork
- U0058Vehicle Communication Bus D (+) Lownetwork
- U0059Vehicle Communication Bus D (+) Highnetwork
- U005ALost Communication with Vehicle Control Modulenetwork
- U005BLost Communication with Vehicle Control Modulenetwork
- U005CLost Communication with Vehicle Control Modulenetwork
- U005DLost Communication with Vehicle Control Modulenetwork
- U005ELost Communication with Vehicle Control Modulenetwork
- U005FISO/SAE Reservednetwork
- U0060Vehicle Communication Bus D (-) Opennetwork
- U0061Vehicle Communication Bus D (-) Lownetwork
- U0062Vehicle Communication Bus D (-) Highnetwork
- U0063Vehicle Communication Bus D (-) shorted to Bus D (+)network
- U0064Vehicle Communication Bus Enetwork
- U0065Vehicle Communication Bus E Performancenetwork
- U0066Vehicle Communication Bus E (+) Opennetwork
- U0067Vehicle Communication Bus E (+) Lownetwork
- U0068Vehicle Communication Bus E (+) Highnetwork
- U0069Vehicle Communication Bus E (-) Opennetwork
- U006AControl Module Communication Bus 'A' Offnetwork
- U006BControl Module Communication Bus 'A' Offnetwork
- U006CControl Module Communication Bus 'A' Offnetwork
- U006DControl Module Communication Bus 'A' Offnetwork
- U006EControl Module Communication Bus 'A' Offnetwork
- U006FISO/SAE Reservednetwork
- U0070Vehicle Communication Bus E (-) Lownetwork
- U0071Vehicle Communication Bus E (-) Highnetwork
- U0072Vehicle Communication Bus E (-) shorted to Bus E (+)network
- U0073Control Module Communication Bus A Offnetwork
- U0074Control Module Communication Bus B Offnetwork
- U0075Control Module Communication Bus "C" Offnetwork