The Quick Answer above is the generic definition. What follows is what is documented for the BMW models that log P0501, checked against manufacturer data and owner reports.
DTC/P0501·BMW
P0501 on BMW: Causes, Symptoms and Fix Cost
Quick Answer
Moderate SeverityNot safe to driveBMW
P0501 on a BMW means the vehicle speed sensor signal is present but does not fall within the range the ECU expects, or it does not correlate with other inputs such as the ABS wheel speed sensors or engine load. On most modern vehicles the speed signal comes from the ABS wheel speed sensors and is shared over CAN, so this code is often a wiring or ABS sensor issue rather than a dedicated transmission sensor fault.
Repair cost on BMW€60 - €650
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BMW 3 Series
2005-2024E90 and F30 3 Series commonly trigger P0501 from a failing rear ABS wheel speed sensor at around 120,000 km. The sensor tip collects iron debris from the rear bearing and starts producing a noisy signal. Replacing the sensor is straightforward but BMW often recommends inspecting the bearing at the same time.
What causes P0501 on a BMW?
Beyond the generic causes listed on the main P0501 page, these are the documented BMW-specific patterns:
BMW 3 SeriesRear ABS wheel speed sensor failure at high mileage on E90/F30
BMW 3 SeriesRear bearing wear contaminating the sensor tip
How to diagnose P0501 on a BMW with OBD2
Follow these steps to pinpoint the root cause of P0501:
- Read all stored codes. P0501 frequently appears with ABS-specific wheel speed codes (C-codes) that point directly to the affected wheel
- Use a scan tool to monitor live data for each wheel speed sensor while driving slowly in a safe area. The faulty wheel will read zero, intermittent, or noisy values
- Inspect the suspect wheel speed sensor connector for water ingress, corrosion, and pin tension. Wiggle the harness while watching live data to catch intermittent breaks
- Remove the suspect sensor and inspect the tip for metallic debris from the bearing and the reluctor ring for missing teeth or rust scaling
- If all four wheel signals look healthy, check the CAN wiring between the ABS module and the ECU and scan the ABS module for internal faults
How much does P0501 cost to fix on a BMW? (EUR)
Estimated repair costs for P0501 in EUR, compiled across makes. Expect BMW parts and labour towards the upper end of each range.
Prices estimated as of March 2026. Costs vary by region, vehicle, and shop.
Related codes that often appear with P0501 on BMW
These codes commonly cluster with P0501 on BMW vehicles:
Looking for the full P0501 reference (all makes, full diagnosis flow, complete repair cost matrix)?
See the main P0501 guideSkanyx · BMW
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