54.73 GBP
ABS 30418 Wheel Speed Sensor
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ABS 30418 Wheel Speed Sensor
The ABS 30418 Wheel Speed Sensor is a critical component in modern vehicle safety systems. It monitors the rotational speed of each wheel and transmits this data to the Anti‑Lock Braking System (ABS) controller, enabling precise brake modulation during emergency stops and enhancing overall vehicle stability.
Core Functionality
This sensor operates on an inductive principle: a magnetic field is generated by a rotating wheel tooth pattern. As each tooth passes the sensor’s pickup coil, it induces a voltage pulse proportional to wheel speed. The ABS controller interprets these pulses to calculate instantaneous velocity and detect wheel lock‑up conditions.
Key Technical Specifications
- Model Number: 30418
- Type: Inductive Wheel Speed Sensor
- Operating Voltage: 12 V DC (typical automotive battery supply)
- Signal Output: Pulse‑width modulated digital signal
- Temperature Range: –40 °C to +125 °C (ensures reliable operation in extreme climates)
- Mounting Interface: Standard ABS sensor bracket compatible with most front and rear wheel assemblies
- Compatibility: Designed for integration with Volvo models such as the S80, but also adaptable to a wide range of vehicles that use the 30418 sensor architecture.
Installation Overview
Installing the ABS 30418 Wheel Speed Sensor involves several precise steps:
- Safety First: Disconnect the vehicle’s battery to prevent accidental electrical discharge.
- Remove Existing Sensor: Unscrew the sensor bracket and gently detach the old sensor from the wheel hub. Note any wiring harness connections for re‑attachment.
- Prepare New Sensor: Verify that the new sensor’s mounting flange aligns with the hub’s tooth pattern. Clean the area to remove debris that could interfere with signal integrity.
- Mounting: Secure the sensor onto the bracket using the supplied screws, ensuring a snug fit without over‑tightening.
- Reconnect Wiring: Attach the harness connector, making sure contacts are fully seated and free of corrosion.
- Re‑engage Battery: Restore power to the vehicle’s electrical system.
- Diagnostic Check: Use an OBD‑II scanner or dedicated ABS diagnostic tool to confirm that the sensor is transmitting correct wheel speed data and that no fault codes are present.
Performance Highlights
The ABS 30418 sensor delivers high‑precision wheel speed readings even under challenging driving conditions. Its robust construction resists vibration, shock, and temperature extremes, ensuring consistent performance over the vehicle’s lifespan. By providing accurate data to the ABS controller, it helps maintain traction during hard braking, reduces stopping distances on slippery surfaces, and prevents wheel lock‑up that could lead to loss of control.
Maintenance Tips
Regular inspection of the sensor and its wiring harness is recommended. Look for:
- Visible corrosion or damage on connectors.
- Loose mounting screws that may vibrate loose over time.
- Accumulation of dirt or debris around the sensor’s pickup coil.
Cleaning with a soft brush and applying a small amount of dielectric grease to connector pins can extend sensor life. Replace the sensor promptly if diagnostic tools flag irregular wheel speed signals or ABS fault codes.
Integration with Vehicle Systems
The ABS 30418 Wheel Speed Sensor is engineered to work seamlessly with the vehicle’s Electronic Stability Program (ESP) and traction control modules. By feeding real‑time wheel velocity data, it enables these systems to modulate brake pressure and engine torque, thereby enhancing overall vehicle stability during cornering, acceleration, and emergency maneuvers.
Why Choose the ABS 30418?
- Reliability: Proven track record in high‑performance vehicles.
- Compatibility: Fits a wide range of models, especially Volvo S80 and similar platforms.
- Durability: Designed to withstand harsh operating environments.
- Precision: Delivers accurate wheel speed data essential for effective ABS/ESP operation.
Conclusion
The ABS 30418 Wheel Speed Sensor is an indispensable component that plays a pivotal role in vehicle safety. Its precise measurement of wheel rotation speeds allows the ABS and related stability systems to function optimally, ensuring safer braking performance and improved handling across diverse driving conditions.
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Category
This product is cataloged in our store in these categories
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- Wheel Speed |
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International
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 19.80 EUR  22.43 EUR  19.38 EUR  21.58 EUR |
| Colors
Predominant colors of the product |
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| Tags | ABS 30418 Wheel |
| Identifiers | |
| Brand |  ABS All Brake Systems is a brake system manufacturer that produces high-quality brake systems for cars, trucks, and motorcycles. The company is known for its innovative products, excellent customer service, and competitive prices. |
| Model | ABS All Brake Systems 30418 |
| MPN | ABS All Brake Systems 30418 |
| ID | 7008741 |
| Dimensions / Weight | |
| Key Features | |
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