BodyB2100
SeriousSeverity: Serious - have it checked soon
Front brake circuit sensor fault
Key terms: Control module: a small computer that runs one part of the car
1What it means in plain English
A sensor for the front brake circuit has reported a fault, so the front brakes or their monitoring may not work correctly.
2Common causes
- Faulty brake circuit sensor
- Damaged wiring or connector
- Low brake fluid
- Brake hydraulic fault
- Body control module fault
3Can I drive?
Have the brake system checked before driving further. If the brake warning light is on, the pedal feels abnormal, or the car pulls when braking, stop safely and have it recovered.
This page gives general information. It is not professional advice. For a definite diagnosis and a repair quote, ask a qualified mechanic to inspect the car.
4Brand data 17
| Brand | Code | Description | System |
|---|---|---|---|
| Ashok Leyland CV | B2100 | No description available | Body |
| Mercedes-Benz | B2100 | No description available | Body |
| BYD | B2100 | Front brake circuit sensor fault Brand | Body |
| Daewoo | B2100 | No description available | Body |
| DFFS | B2100 | Battery voltage too low Brand | Body |
| GM | B2100 | No description available | Body |
| Holden | B2100 | Passenger Seat Lumbar Support Horizontal Feedback Circuit Brand | Body |
| Honda | B2100 | No description available | Body |
| Hyundai | B2100 | No description available | Body |
| Isuzu | B2100 | No description available | Body |
| Opel | B2100 | No description available | Body |
| Peugeot | B2100 | No description available | Body |
| Proton | B2100 | No description available | Body |
| Saab | B2100 | No description available | Body |
| Smart | B2100 | No description available | Body |
| Subaru | B2100 | No description available | Body |
| Suzuki | B2100 | EEPROM Brand | Body |
Legend: SAE is the generic J2012 description; Brand is text taken from that manufacturer’s data. Manufacturer rows keep the wording and language of the source data, and non-English text is tagged so screen readers pronounce it correctly.
5Extended variant codes 5
These 7-character codes are manufacturer-specific variants of B2100 and may be reported by some scan tools.
| Brand | Code | Description | System |
|---|---|---|---|
| Mercedes-Benz | B210000 | Circuit 15 has a malfunction. Brand | Body |
| Mercedes-Benz | B210013 | Circuit 15 has a malfunction. There is an open circuit. Brand | Body |
| Mercedes-Benz | B210064 | Die Klemme 15 hat Funktionsstörung. Es liegt ein unplausibles Signal vor. Brand | Body |
| Mercedes-Benz | B210083 | Circuit 15 has a malfunction. The checksum for the message has an incorrect value. Brand | Body |
| Mercedes-Benz | B210085 | Circuit 15 has a malfunction. There is a signal above the permissible limit value. Brand | Body |
6Related codes
Browse Bxxx codes or B210xx codes.