U00xx codes — Network communication

116 generic network trouble codes from U0001 to U009E. Each links to its page: what it means, how serious it is, and how to fix it.

• 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
• U0013Medium Speed CAN Communication Bus (+) Low
• U0014Medium Speed CAN Communication Bus (+) High
• U0015Medium Speed CAN Communication Bus (-) Open
• U0016Medium Speed CAN Communication Bus (-) Low
• U0017Medium Speed CAN Communication Bus (-) High
• U0018Medium Speed CAN Communication Bus (-) shorted to Bus (+)
• U0019Low Speed CAN Communication Bus
• U0020Low Speed CAN Communication Bus Performance
• U0021Low Speed CAN Communication Bus (+) Open
• U0022Low Speed CAN Communication Bus (+) Low
• U0023Low Speed CAN Communication Bus (+) High
• U0024Low Speed CAN Communication Bus (-) Open
• U0025Low Speed CAN Communication Bus (-) Low
• U0026Low Speed CAN Communication Bus (-) High
• U0027Low Speed CAN Communication Bus (-) shorted to Bus (+)
• U0028Vehicle Communication Bus A
• U0029Vehicle Communication Bus A Performance
• U0030Vehicle Communication Bus A (+) Open
• U0031Vehicle Communication Bus A (+) Low
• U0032Vehicle Communication Bus A (+) High
• U0033Vehicle Communication Bus A (-) Open
• U0034Vehicle Communication Bus A (-) Low
• U0035Vehicle Communication Bus A (-) High
• U0036Vehicle Communication Bus A (-) shorted to Bus A (+)
• U0037Vehicle Communication Bus B
• U0038Vehicle Communication Bus B Performance
• U0039Vehicle Communication Bus B (+) Open
• U0040Vehicle Communication Bus B (+) Low
• U0041Vehicle Communication Bus B (+) High
• U0042Vehicle Communication Bus B (-) Open
• U0043Vehicle Communication Bus B (-) Low
• U0044Vehicle Communication Bus B (-) High
• U0045Vehicle Communication Bus B (-) shorted to Bus B (+)
• U0046Vehicle Communication Bus C
• U0047Vehicle Communication Bus C Performance
• U0048Vehicle Communication Bus C (+) Open
• U0049Vehicle Communication Bus C (+) Low
• U0050Vehicle Communication Bus C (+) High
• U0051Vehicle Communication Bus C (-) Open
• U0052Vehicle Communication Bus C (-) Low
• U0053Vehicle Communication Bus C (-) High
• U0054Vehicle Communication Bus C (-) shorted to Bus C (+)
• U0055Vehicle Communication Bus D
• U0056Vehicle Communication Bus D Performance
• U0057Vehicle Communication Bus D (+) Open
• U0058Vehicle Communication Bus D (+) Low
• U0059Vehicle Communication Bus D (+) High
• U0060Vehicle Communication Bus D (-) Open
• U0061Vehicle Communication Bus D (-) Low
• U0062Vehicle Communication Bus D (-) High
• U0063Vehicle Communication Bus D (-) shorted to Bus D (+)
• U0064Vehicle Communication Bus E
• U0065Vehicle Communication Bus E Performance
• U0066Vehicle Communication Bus E (+) Open
• U0067Vehicle Communication Bus E (+) Low
• U0068Vehicle Communication Bus E (+) High
• U0069Vehicle Communication Bus E (-) Open
• U0070Vehicle Communication Bus E (-) Low
• U0071Vehicle Communication Bus E (-) High
• U0072Vehicle Communication Bus E (-) shorted to Bus E (+)
• U0073Control Module Communication Bus A Off
• U0074Control Module Communication Bus B Off
• U0075Control Module Communication Bus C Off
• U0076Control Module Communication Bus D Off
• U0077Control Module Communication Bus E Off
• U0078Control Module Communication Bus F Off
• U0079Control Module Communication Bus G Off
• U007AControl Module Communication Bus H Off
• U007BControl Module Communication Bus I Off
• U007CControl Module Communication Bus J Off
• U007DControl Module Communication Bus K Off
• U007EControl Module Communication Bus L Off
• U007FControl Module Communication Bus M Off
• U0080Vehicle Communication Bus F
• U0081Vehicle Communication Bus F Performance
• U0082Vehicle Communication Bus F + Open
• U0083Vehicle Communication Bus F + Low
• U0084Vehicle Communication Bus F + High
• U0085Vehicle Communication Bus F - Open
• U0086Vehicle Communication Bus F - Low
• U0087Vehicle Communication Bus F - High
• U0088Vehicle Communication Bus F - Shorted to Bus F +
• U0089Vehicle Communication Bus G
• U008AVehicle Communication Bus G Performance
• U008BVehicle Communication Bus G (+) Open
• U008CVehicle Communication Bus G (+) Low
• U008DVehicle Communication Bus G (+) High
• U008EVehicle Communication Bus G (-) Open
• U008FVehicle Communication Bus G (-) Low
• U0090Vehicle Communication Bus G (-) High
• U0091Vehicle Communication Bus G (-) shorted to Bus G (+)
• U0092Vehicle Communication Bus H
• U0093Vehicle Communication Bus H Performance
• U0094Vehicle Communication Bus H (+) Open
• U0095Vehicle Communication Bus H (+) Low
• U0096Vehicle Communication Bus H (+) High
• U0097Vehicle Communication Bus H (-) Open
• U0098Vehicle Communication Bus H (-) Low
• U0099Vehicle Communication Bus H (-) High
• U009AVehicle Communication Bus H (-) shorted to Bus H (+)
• U009BVehicle Communication Bus I
• U009CVehicle Communication Bus I Performance
• U009DVehicle Communication Bus J
• U009EVehicle Communication Bus J Performance

All code ranges