BMW DTC C1023 – Brake Booster Pressure Sensor Pulse Test
DTC C1023 meaning on BMW
DTC C1023 on a BMW refers to an issue with the brake booster pressure sensor. This diagnostic trouble code indicates that there is a problem with the sensor’s pulse signal.
BMW DTC C1023 symptoms
Symptoms of DTC C1023 on a BMW may include a spongy brake pedal feel, inconsistent brake performance, or the illumination of the brake warning light on the dashboard.
BMW DTC C1023 causes
The most common causes of DTC C1023 on a BMW are a faulty brake booster pressure sensor, wiring issues, or a problem with the brake booster itself.
BMW DTC C1023 seriousness
DTC C1023 should be taken seriously as it can affect the proper functioning of the brake system, potentially compromising vehicle safety. It is recommended to address this issue promptly.
How to diagnose DTC C1023 on BMW
To diagnose DTC C1023 on a BMW, a diagnostic scan tool can be used to retrieve the fault code and further investigate the brake booster pressure sensor and related components. A visual inspection of the sensor and its wiring can also help identify any visible issues.
How to fix DTC C1023 on BMW
Fixing DTC C1023 on a BMW typically involves replacing the faulty brake booster pressure sensor or repairing any damaged wiring. It is important to use genuine BMW parts and follow proper repair procedures to ensure the issue is resolved effectively.
How to erase DTC C1023 on BMW
Once the underlying issue causing DTC C1023 on a BMW has been addressed, the fault code can be cleared using a diagnostic scan tool. This will reset the system and turn off the warning light 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
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