34.55 EUR
Bosch 0986594513 Wheel-Speed Sensor
A high-quality wheel-speed sensor designed to provide accurate vehicle speed data for optimal performance and safety.
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Bosch 0986594513 Wheel‑Speed Sensor
The Bosch 0986594513 Wheel‑Speed Sensor is a precision component engineered to deliver reliable wheel speed data for automotive safety systems such as ABS, ESP, and traction control. Designed with stringent quality standards, this sensor plays a pivotal role in maintaining vehicle stability and braking performance.
Key Functionalities
• Accurate Wheel Speed Measurement: Utilizes an inductive or magnetic sensing principle to convert wheel rotation into electrical signals with high fidelity.
• Real‑Time Data Transmission: Provides instantaneous speed data to the vehicle’s electronic control unit (ECU), enabling rapid response during braking and cornering.
• Robust Signal Integrity: Features built‑in filtering to suppress noise from road vibrations, ensuring consistent signal quality even under harsh operating conditions.
Design & Construction
The sensor’s housing is constructed from high‑strength alloy and thermally resistant plastics, protecting internal components against temperature extremes, moisture, and mechanical shock. The integrated cable assembly is shielded to prevent electromagnetic interference (EMI) from adjacent electrical systems.
Inductive Sensing Technology
This sensor employs a magnetic core with a coil that detects changes in magnetic flux caused by the rotating wheel. The resulting voltage pulses are proportional to wheel speed, allowing precise calculation of rotational velocity.
Compact Footprint
Its small form factor facilitates seamless integration into rear axle assemblies without compromising space for other components such as brake calipers or suspension elements.
Compatibility & Applications
The 0986594513 Wheel‑Speed Sensor is specifically engineered for use in certain BMW 3 Series models, notably the E46 generation. It is compatible with both left and right rear wheel positions, ensuring symmetrical performance across the vehicle’s braking system.
- Model Compatibility: BMW 3 Series (E46) – Rear Wheel
- Systems Supported: ABS, ESP, Traction Control, Stability Management
- Installation Type: OEM replacement with cable assembly
Performance Characteristics
The sensor delivers a high signal-to-noise ratio (SNR), essential for accurate wheel speed detection. Its response time is measured in microseconds, allowing the ECU to process data and adjust braking force within milliseconds.
| Parameter | Specification |
|---|---|
| Operating Temperature Range | -40 °C to +120 °C |
| Signal Output | Pulse Width Modulation (PWM) or Analog Voltage |
| Cable Length | Up to 2.5 meters |
| Mounting Torque | Specified by OEM guidelines |
Installation Guidelines
Proper installation is critical for optimal sensor performance:
- Remove the existing wheel speed sensor using a suitable socket or wrench set, ensuring no damage to the axle housing.
- Inspect the sensor mounting surface for corrosion or debris; clean with a non‑abrasive cloth and appropriate solvent.
- Align the new sensor precisely with the wheel hub’s magnetic pattern, securing it with the OEM torque specification.
- Connect the cable assembly to the vehicle’s ECU connector, verifying correct polarity and secure seating.
- Test the system by checking for proper ABS/ESP activation during a controlled braking test.
Maintenance & Troubleshooting
While the sensor is designed for durability, routine checks can preempt failures:
- Visual Inspection: Look for cracks or wear in the housing and cable insulation.
- Signal Verification: Use a diagnostic scanner to confirm wheel speed data integrity.
- Cable Integrity: Inspect for fraying, especially near connectors where stress is highest.
If the ABS light illuminates or braking performance degrades, replace the sensor promptly to restore safety functions.
Quality Assurance & Reliability
The 0986594513 Wheel‑Speed Sensor undergoes rigorous testing at Bosch’s manufacturing facilities. Each unit is subjected to:
- Temperature cycling between -40 °C and +120 °C.
- Vibration tests simulating road irregularities.
- Electrical noise immunity assessments.
- Long‑term durability trials exceeding 100,000 km of simulated operation.
These procedures ensure that the sensor consistently delivers accurate wheel speed data throughout its service life.
Conclusion
The Bosch 0986594513 Wheel‑Speed Sensor exemplifies engineering excellence in automotive safety technology. Its precise measurement capabilities, robust construction, and seamless integration with BMW’s rear axle systems make it an indispensable component for maintaining optimal braking performance and vehicle stability.
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| Tags | Oe replacement Wheel Speed Abs wheel speed sensor Rear bosch Wheel speed for BMW Sensor BMW Rear wheel speed Sensor |
| Identifiers | |
| Brand |  Bosch is a brand of power tools and appliances. The company was founded in 1886 and produces a wide range of power tools, appliances, and accessories. Bosch tools are known for their quality and durability, and the company is a leader in innovation and design. |
| Model | Bosch 0986594513 |
| MPN | Bosch 0986594513 |
| ID | 6974089 |
| Dimensions / Weight | |
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