SpareRadar OBD-II Code Lookup

U0621

Lost Communication With Exhaust Gas Temperature Sensor Bank 2 Sensor 1

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Code structure U0621
U
Network
communication between control modules
0
Standardised
Defined by the OBD-II standard, so it means the same on any compliant vehicle.
6
2
1
Fault index
identifies the specific fault
Lost Communication With Exhaust Gas Temperature Sensor Bank 2 Sensor 1
Network Standardised
Nearby codes in the U0 range
U061D Lost Communication With Reductant Temperature Sensor B U061E Lost Communication with Battery Isolation/Voltage Stabilization Control Module U061F Lost Communication With Exhaust Gas Temperature Sensor Bank 1 Sensor 1 U0620 Lost Communication With Exhaust Gas Temperature Sensor Bank 1 Sensor 2 U0622 Lost Communication With Exhaust Gas Temperature Sensor Bank 2 Sensor 2 U0623 Lost Communication With Coolant Pump A U0624 Lost Communication With Coolant Pump B U0625 Lost Communication With Fuel Rail Pressure Sensor Bank 1

Fault code meanings from lennykean/OBDII.DTC (master), used under the MIT licence. Copyright (c) 2023 Lenny Kean. SpareRadar is not affiliated with the dataset's authors.