Results for “B121”
Fault codes 112
Results match keywords in the stored descriptions. Codes you typed are shown first.
| Code | Description | Brands | System |
|---|---|---|---|
| B1210 | Right Front Exterior Antenna | 24 | Body |
| B1211 | Driver safety belt retractor pretensioner deployment control | 24 | Body |
| B1212 | Driver Seatbelt Buckle Pretensioner Deployment Control | 21 | Body |
| B1213 | PTC heating component fault | 22 | Body |
| B1214 | Passenger Seatbelt Retractor Pretensioner Deployment Control | 21 | Body |
| B1215 | External Memory Card | 22 | Body |
| B1216 | Tailgate latch close microswitch | 19 | Body |
| B1217 | Passive Key-in Ignition Output | 19 | Body |
| B1218 | No data flow in electronic stability program | 18 | Body |
| B1219 | Semi-automatic parking system electric power steering (EPS) status information failure | 19 | Body |
Show 15 more matches on this page
| Code | Description | Brands | System |
|---|---|---|---|
| B121A | Keypad Illumination Output | 16 | Body |
| B121B | IGBT 2 drive function failure | 12 | Body |
| B121C | IGBT 3 drive function failure | 8 | Body |
| B121D | Rear HVAC Mode Control Input | 15 | Body |
| B121E | Mute Switch | 11 | Body |
| B121F | Automatic vehicle speed adjustment request status and received information failure | 11 | Body |
| B121000 | If abnormal Front Left Sensor operation signal is detected, BCM sets DTC | 2 | Body |
| B121001 | Die Sitzbelftung 'Sitzlehne' hat Funktionsstörung. Es liegt ein allgemeiner elektrischer Fehler vor. | 1 | Body |
| B121019 | Right spindle motor overcurrent | 1 | Body |
| B121100 | If abnormal Front Left Sensor operation signal is detected, BCM sets DTC | 2 | Body |
| B121101 | Die Sitzbelftung 'Sitzflche' hat Funktionsstörung. Es liegt ein allgemeiner elektrischer Fehler vor. | 2 | Body |
| B121111 | Driver Knee Airbag - Short To Ground | 1 | Body |
| B121112 | Driver Knee Airbag - Short To Battery | 1 | Body |
| B121113 | Driver Knee Airbag - High Resistance | 1 | Body |
| B121119 | Driver Knee Airbag - Cross Connect | 2 | Body |
| Code | Description | Brands | System |
|---|---|---|---|
| B121A | Keypad Illumination Output | 16 | Body |
| B121B | IGBT 2 drive function failure | 12 | Body |
| B121C | IGBT 3 drive function failure | 8 | Body |
| B121D | Rear HVAC Mode Control Input | 15 | Body |
| B121E | Mute Switch | 11 | Body |
| B121F | Automatic vehicle speed adjustment request status and received information failure | 11 | Body |
| B121000 | If abnormal Front Left Sensor operation signal is detected, BCM sets DTC | 2 | Body |
| B121001 | Die Sitzbelftung 'Sitzlehne' hat Funktionsstörung. Es liegt ein allgemeiner elektrischer Fehler vor. | 1 | Body |
| B121019 | Right spindle motor overcurrent | 1 | Body |
| B121100 | If abnormal Front Left Sensor operation signal is detected, BCM sets DTC | 2 | Body |
| B121101 | Die Sitzbelftung 'Sitzflche' hat Funktionsstörung. Es liegt ein allgemeiner elektrischer Fehler vor. | 2 | Body |
| B121111 | Driver Knee Airbag - Short To Ground | 1 | Body |
| B121112 | Driver Knee Airbag - Short To Battery | 1 | Body |
| B121113 | Driver Knee Airbag - High Resistance | 1 | Body |
| B121119 | Driver Knee Airbag - Cross Connect | 2 | Body |
Advanced: scanner vehicle and live-data matches
Vehicles 2
Vehicle data covers only some brands. These matches come from scanner data, not from a full vehicle index, so treat them as approximate.
| Brand | Model / variant | Details |
|---|---|---|
| Smart | After rectifying a Hall sensor fault (B1200 to , B1210) no normalizing was performed | code B1204 |
| Sprinter | After rectifying a Hall sensor fault (B1200 to , B1210) no normalizing was performed | code B1204 |
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.