BMW DTC C1012 – Brake Booster Pressure Sensor 1 Circuit Electrical
DTC C1012 meaning on BMW
The DTC C1012 on a BMW refers to an issue with the Brake Booster Pressure Sensor 1 Circuit Electrical. This diagnostic trouble code indicates that there is a malfunction in the electrical circuit related to the brake booster pressure sensor.
BMW DTC C1012 symptoms
Symptoms of the DTC C1012 on a BMW may include:
- ABS warning light illuminated on the dashboard
- Brake system warning light activated
- Loss of power assistance in the braking system
BMW DTC C1012 causes
Common causes of the DTC C1012 on a BMW include:
- Faulty brake booster pressure sensor
- Wiring or connector issues in the brake booster pressure sensor circuit
- Corrosion or damage to the sensor or its connections
BMW DTC C1012 seriousness
The DTC C1012 related to the Brake Booster Pressure Sensor 1 Circuit Electrical is a serious issue as it directly affects the proper functioning of the braking system. It is crucial to address this problem promptly to ensure the safety and performance of the vehicle.
How to diagnose DTC C1012 on BMW
To diagnose the DTC C1012 on a BMW, you can follow these steps:
- Use a diagnostic scanner to retrieve the fault codes from the vehicle’s computer
- Inspect the brake booster pressure sensor and its wiring for any visible damage or corrosion
- Test the sensor’s electrical connections for proper voltage and continuity
How to fix DTC C1012 on BMW
To fix the DTC C1012 on a BMW, you can try the following solutions:
- Replace the faulty brake booster pressure sensor with a new one
- Repair or replace any damaged wiring or connectors in the sensor circuit
- Clean any corrosion from the sensor and its connections
How to erase DTC C1012 on BMW
To erase the DTC C1012 on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the vehicle’s computer. Once the issue has been addressed and fixed, you can reset the codes to turn off the warning lights on the dashboard.
Recommended tools & DTC Scanners for BMW
Best Diagnostic App for modern BMWs: BimmerLink
Recommended Bluetooth adapter for Bimmerlink: OBDLink CX
Cable adapter for Bimmerlink: Enet Cable USB Type C
For older BMWs we recommend: Autel AutoLink AL319 (2024 version)
Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.