U02A2

DTC U02A2, sometimes indicated as U02A200 is an OBD diagnostic trouble code indicating a generic fault with the vehicle user network.

DTC Trouble Code Search

Bulletins

Bulletins are notices put out by manufacturers in conjunction with the NHTSA to notify the public of manufacturing issues or changes.

SSM 52299 - POWER TRAIN
FORD: Some 2023-2024 f-super duty vehicles equipped with a 6.7l engine may exhibit an illuminated malfunction indicator lamp (mil) with diagnostic trouble codes (dtc) U02A2, P206B, P203B, P208A, P20FA, P20FD, and/or P20FC stored in the powertrain
SSM 51891 - ENGINE AND ENGINE COOLING
FORD: Some 2023 f-super duty vehicles equipped with a 6.7l engine may exhibit an illuminated malfunction indicator lamp (mil) with diagnostic trouble codes (dtc) U02A2, P206B, P203B, P208A, P20FA, P20FD, and/or P20FC stored in the powertrain cont
SSM 51889 - ENGINE AND ENGINE COOLING
FORD: Some 2024 f-650/f-750 vehicles equipped with a 6.7l engine may exhibit an illuminated malfunction indicator lamp (mil) with diagnostic trouble codes (dtc) U02A2, P206B, P203B, P208A, P20FA, P20FD, and/or P20FC stored in the powertrain contr
SB-15-030 - EQUIPMENT
HINO: Dtc U02A2 def sensor communication error. On subject vehicles, the mil (malfunction indicator lamp) may illuminate with dtc (diagnostic trouble code) U02A2 stored in the engine ecu. This may be due to a malfunction of the def (diese exhaus
U02A200 - EQUIPMENT:ELECTRICAL
VOLVO BUS: Repair instructions to address fault codes. U02A200 lost communication with reductant quality module
U02A200 - ELECTRICAL SYSTEM
PREVOST: Repair instructions to address fault codes U02A200 lost communication with reductant quality module
TSB 19-2315 - ELECTRICAL SYSTEM
FORD: Some 2017-2019 f-super duty vehicles built on or before 1-aug-2018 equipped with a 6.7l engine may exhibit an illuminated malfunction indicator lamp (mil) with diagnostic trouble codes (dtcs) P21DD, P204C, P21CD and/or U02A2 in the powertra
167-B1527-12 - EQUIPMENT:ELECTRICAL
HINO: Sb-15-030 on subject vehicles, the mil (malfunction indicator lamp) may illuminate with dtc (diagnostic trouble code) U02A2 stored in the engine ecu. This may be due to a malfunction of the def (diesel exhaust fluid) tank sensor assembly. P