ChassisC1011
CautionSeverity: Caution - get it checked when you can
Tandem brake master cylinder, pressure sensor 2: Signal offset
Key terms: ABS: anti-lock braking, which stops the wheels locking · Stability control: helps stop the car skidding · Wheel speed sensor: measures how fast each wheel turns
1What it means in plain English
A chassis system has a fault, usually ABS, traction control or stability control, but some makes use this range for airbags, electric power steering or park brakes.
2Common causes
- Faulty wheel speed sensor
- Damaged sensor ring or wiring
- Faulty ABS module
- Low brake fluid
- Wheel bearing damage
3Can I drive?
The braking system may be affected. Have it checked promptly; if the pedal feels abnormal, the car pulls when braking, or a brake warning light is on, stop safely.
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 21
| Brand | Code | Description | System |
|---|---|---|---|
| BAIC Motor | C1011 | ABS Warning Lamp Malfunction Brand | Chassis |
| Mercedes-Benz | C1011 | No description available | Chassis |
| BMW | C1011 | Tandem brake master cylinder, pressure sensor 2: Signal offset Brand | Chassis |
| BYD | C1011 | Right front pressure monitor ID lost Brand | Chassis |
| Chery | C1011 | Acceleration sensor fault Brand | Chassis |
| DFFS | C1011 | Power supply voltage too low Brand | Chassis |
| Geely | C1011 | Steering wheel angle sensor initialization failed Brand | Chassis |
| Great Wall | C1011 | Battery Voltage Too Low Brand | Chassis |
| Hyundai | C1011 | No description available | Chassis |
| Isuzu | C1011 | No description available | Chassis |
| Land Rover | C1011 | Brake Pedal Feel Simulator Cut-off Pressure Sensor Brand | Chassis |
| Mahindra | C1011 | Defective reading of EEPROM (EEPROM reading data failure) Brand | Chassis |
| Maserati | C1011 | Battery voltage under 10V Brand | Chassis |
| Mitsubishi | C1011 | FL wheel speed sensor signal Brand | Chassis |
| Peugeot | C1011 | No description available | Chassis |
| Proton | C1011 | FL wheel speed sensor signal Brand | Chassis |
| MG (SAIC) | C1011 | Wheel Speed Sensor front Left - Electrical Brand | Chassis |
| Smart | C1011 | No description available | Chassis |
| Sprinter | C1011 | No description available | Chassis |
| Suzuki | C1011 | Rear Left Inner Sonar Power Supply Circuit Shorted to Ground Brand | Chassis |
| Tata | C1011 | No description available | Chassis |
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 12
These 7-character codes are manufacturer-specific variants of C1011 and may be reported by some scan tools.
| Brand | Code | Description | System |
|---|---|---|---|
| Mercedes-Benz | C101100 | Steuergerät Ventil MCI1 elektrischer Fehler Brand | Chassis |
| SsangYong | C101100 | Body acceleration sensor front right short to ground Brand | Chassis |
| Volkswagen | C101100 | Pad change mode active Brand | Chassis |
| SsangYong | C101101 | Wheel speed sensor front-LH open/short Brand | Chassis |
| Mercedes-Benz | C101107 | The left rear brake caliper has a malfunction. Counter byte when corresponding SAE Code is used more than one time Brand | Chassis |
| Mercedes-Benz | C101111 | The left rear brake caliper has a malfunction. There is a short circuit to ground. Brand | Chassis |
| Mercedes-Benz | C10114B | The left rear brake caliper has a malfunction. There is a fault due to overtemperature. Brand | Chassis |
| Mercedes-Benz | C101161 | The left rear brake caliper has a malfunction. The signal calculation is faulty. Brand | Chassis |
| Mercedes-Benz | C101177 | The left rear brake caliper has a malfunction. The commanded position cannot be reached. Brand | Chassis |
| Mercedes-Benz | C101195 | The left rear brake caliper has a malfunction. The mechanical setup is not OK. Brand | Chassis |
| Mercedes-Benz | C101196 | The left rear brake caliper has a malfunction. There is an internal component fault. Brand | Chassis |
| Mercedes-Benz | C1011E0 | The left rear brake caliper has a malfunction. Counter byte when corresponding SAE Code is used more than one time Brand | Chassis |
6Related codes
Browse Cxxx codes or C101xx codes.