BMW DTC P1206 – Brake Booster Pump Shutoff Valve Circuit Low
DTC P1206 meaning on BMW
DTC P1206 on a BMW refers to the Brake Booster Pump Shutoff Valve Circuit Low. This diagnostic trouble code indicates that there is a low voltage condition detected in the circuit responsible for controlling the brake booster pump shutoff valve.
BMW DTC P1206 symptoms
Symptoms of DTC P1206 on a BMW may include:
- Check Engine Light illuminated on the dashboard
- Brake system warning light may be illuminated
- Decreased brake assist functionality
- Hard brake pedal feel
BMW DTC P1206 causes
The common causes of DTC P1206 on a BMW include:
- Faulty brake booster pump shutoff valve
- Wiring or connector issues in the circuit
- Low voltage supply to the brake booster pump shutoff valve
BMW DTC P1206 seriousness
DTC P1206 should be addressed promptly as it relates to the brake booster pump shutoff valve circuit. Ignoring this issue can lead to potential brake system malfunctions, compromising the safety and effectiveness of the braking system.
How to diagnose DTC P1206 on BMW
To diagnose DTC P1206 on a BMW, a mechanic would typically perform the following steps:
- Use a diagnostic scanner to retrieve the fault code and related data
- Inspect the wiring and connectors associated with the brake booster pump shutoff valve circuit
- Test the voltage supply to the valve
- Check the functionality of the brake booster pump shutoff valve
How to fix DTC P1206 on BMW
To fix DTC P1206 on a BMW, the following steps may be taken:
- Replace the faulty brake booster pump shutoff valve
- Repair or replace any damaged wiring or connectors in the circuit
- Ensure proper voltage supply to the valve
- Clear the fault code and perform a test drive to confirm the issue is resolved
How to erase DTC P1206 on BMW
To erase DTC P1206 on a BMW, the fault code can be cleared using a diagnostic scanner. After the necessary repairs have been made to address the underlying issue, the code can be cleared to reset the system and ensure the fault does not reoccur.
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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