BMW DTC C1014 – Brake Booster Pressure Sensor Circuit Low
DTC C1014 meaning on BMW
DTC C1014 on a BMW refers to the Brake Booster Pressure Sensor Circuit Low. This diagnostic trouble code indicates that the brake booster pressure sensor circuit is detecting a lower than expected voltage signal, which can affect the proper functioning of the brake booster system.
BMW DTC C1014 symptoms
Symptoms of DTC C1014 on a BMW may include:
- Decreased brake assist
- Increased pedal effort required for braking
- Illumination of the brake warning light on the dashboard
BMW DTC C1014 causes
Common causes of DTC C1014 on a BMW include:
- Faulty brake booster pressure sensor
- Wiring or connector issues in the brake booster pressure sensor circuit
- Low brake fluid level
BMW DTC C1014 seriousness
The seriousness of DTC C1014 on a BMW lies in the compromised brake booster system functionality. If left unresolved, it can lead to decreased braking performance and potentially compromise vehicle safety.
How to diagnose DTC C1014 on BMW
To diagnose DTC C1014 on a BMW, you can perform the following steps:
- Use a diagnostic scanner to retrieve the fault codes and confirm the presence of DTC C1014.
- Inspect the brake booster pressure sensor and its wiring for any visible damage or corrosion.
- Check the brake fluid level to ensure it is within the recommended range.
How to fix DTC C1014 on BMW
To fix DTC C1014 on a BMW, you can try the following solutions:
- Replace the faulty brake booster pressure sensor if it is determined to be the cause of the issue.
- Repair any damaged wiring or connectors in the brake booster pressure sensor circuit.
- Top up the brake fluid to the correct level if it is low.
How to erase DTC C1014 on BMW
To erase DTC C1014 on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the vehicle’s system memory. Once the issue has been resolved and the codes cleared, the warning light should no longer illuminate.
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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