Fault code lookup

Results for “U120”

Fault codes 38

Results match keywords in the stored descriptions. Codes you typed are shown first.

CodeDescriptionBrandsSystem
U1200Loss of serial communications for class 2 devices23Network
U1201Communication error21Network
U1202MCU CAN communication error 220Network
U1203Loss of serial communications for class 2 devices23Network
U1204Loss of serial communications for class 2 devices21Network
U1205No communication with the steering angle sensor23Network
U1206Loss of serial communications for class 2 devices18Network
U1207Lost communication with hybrid power management electronic control unit 115Network
U1208No communication with engine control unit11Network
U1209No communication with automatic transmission electronic control unit11Network
Show 15 more matches on this page
CodeDescriptionBrandsSystem
U120CNo description available3Network
U120FStarter/Generator Control Module Communication Timeout1Network
U120101Brake Safety Control (BSC) communication failure1Network
U120188P-CAN Bus-off1Network
U120200CAN Bus-Off1Network
U120201Active Grille Shutter (AGS) communication failure1Network
U120288CAN communication: E-CAN no communication - bus off1Network
U120308LIN communication: no communication - timeout1Network
U120400Die Kommunikation mit dem Steuergerät 'Nachtsicht-Assistent' hat Funktionsstörung.2Network
U120402General Signal Failure1Network
U120487Communication with control unit 'Night View Assist' has a malfunction. Missing Message.1Network
U120500I2C communication: arbitration error (serial data line stuck low)1Network
U120587Die Kommunikation mit dem AIRSCARF hinten hat Funktionsstoerung. Botschaft fehlt.1Network
U120608I2C communication: bus error1Network
U120747Watchdog disable reject1Network
CodeDescriptionBrandsSystem
U120CNo description available3Network
U120FStarter/Generator Control Module Communication Timeout1Network
U120101Brake Safety Control (BSC) communication failure1Network
U120188P-CAN Bus-off1Network
U120200CAN Bus-Off1Network
U120201Active Grille Shutter (AGS) communication failure1Network
U120288CAN communication: E-CAN no communication - bus off1Network
U120308LIN communication: no communication - timeout1Network
U120400Die Kommunikation mit dem Steuergerät 'Nachtsicht-Assistent' hat Funktionsstörung.2Network
U120402General Signal Failure1Network
U120487Communication with control unit 'Night View Assist' has a malfunction. Missing Message.1Network
U120500I2C communication: arbitration error (serial data line stuck low)1Network
U120587Die Kommunikation mit dem AIRSCARF hinten hat Funktionsstoerung. Botschaft fehlt.1Network
U120608I2C communication: bus error1Network
U120747Watchdog disable reject1Network
Advanced: scanner vehicle and live-data matches

Vehicles 0

No matching vehicles.

Live data 0

No matching live-data parameters.

These tables come from diagnostic data. They are useful for advanced users and can be ignored for a normal code lookup.

OpenDTC - independent fault code reference