Code
U1900
Other
U — Network/User
CAN Communication Bus Fault
Detailed description is in progress
We are still preparing an extended AI description for this code, including causes, symptoms, checks, and a diagnostic algorithm. It will appear on this page soon.
Repair manuals
Brands with available manuals
10,628
The library contains 10,628 repair and diagnostic manuals. Choose a brand to open the full manual tree by year, model and trim.
ALFA ROMEO
89
AUDI
1,243
BMW
479
CADILLAC
206
CHEVROLET
917
CHRYSLER
193
DAEWOO
75
FIAT
26
GENESIS
207
HUMMER
138
HYUNDAI
371
ISUZU
229
JEEP
479
KIA
155
LAND ROVER
413
LEXUS
280
LINCOLN
166
MERCEDES-BENZ
856
MERCURY
296
MITSUBISHI
406
PORSCHE
136
TESLA
81
TOYOTA
2,209
TRIUMPH
131
VOLKSWAGEN
626
VOLVO
221
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