BMW DTC C1019 – Brake Booster Pressure Sensor Test Pulse Low
DTC C1019 meaning on BMW
DTC C1019 on a BMW refers to a fault with the Brake Booster Pressure Sensor Test Pulse Low. This diagnostic trouble code indicates that the signal from the brake booster pressure sensor has fallen below the expected threshold, signaling a potential issue with the brake booster system.
BMW DTC C1019 symptoms
Symptoms of DTC C1019 on a BMW may include:
- Illuminated ABS warning light on the dashboard
- Decreased brake assist functionality
- Increased pedal effort required for braking
BMW DTC C1019 causes
Common causes of DTC C1019 on a BMW include:
- Faulty brake booster pressure sensor
- Wiring or connection issues in the brake booster pressure sensor circuit
- Low brake fluid level
BMW DTC C1019 seriousness
The seriousness of DTC C1019 on a BMW lies in the compromised brake booster system, which can affect the vehicle’s braking performance and safety. It is important to address this issue promptly to ensure proper brake operation.
How to diagnose DTC C1019 on BMW
To diagnose DTC C1019 on a BMW, you can follow these steps:
- Use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s system
- Inspect the brake booster pressure sensor and its wiring for any visible damage or corrosion
- Test the brake booster pressure sensor using a multimeter to check for proper voltage and resistance
How to fix DTC C1019 on BMW
To fix DTC C1019 on a BMW, you can try the following solutions:
- Replace the faulty brake booster pressure sensor
- Repair any damaged wiring or connections in the brake booster pressure sensor circuit
- Ensure the brake fluid level is adequate and top up if necessary
How to erase DTC C1019 on BMW
To erase DTC C1019 on a BMW, you can clear the fault codes using a diagnostic scanner. After addressing the underlying issue and making the necessary repairs, you can reset the system to remove the fault code and reset the ABS warning light.
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
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