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<h2 data-pm-slice="1 1 []">ABS Speed Sensor: Why Wheel Speed Data Matters for Safe Braking</h2>An ABS speed sensor (also called a wheel speed sensor or abs or wheel sensor) is a critical input for the anti lock braking system. It measures wheel speed and sends a signal to the ABS computer so the system can detect rapid deceleration, predict wheel lockup, and regulate brake pressure during hard braking. When the sensor&rsquo;s signal output performance is stable, the ABS can keep the wheels from locking, helping you maintain steering control and improving stability on wet, dusty, or uneven roads.Most sensors rely on a magnetic circuit and a changing magnetic field as a target wheel (tone ring/reluctor) passes the sensor tip. Correct air gap and proper mounting are essential: even small variations in installation height or alignment can affect output wave form, output voltage, and pulse width, which directly impacts ABS response.<h2>ABS System Failure Symptoms and What Usually Causes Them</h2>When a sensor becomes a failing sensor, the most visible sign is an ABS warning lamp. You may also notice traction-related intervention changes, longer stopping distances on slippery surfaces, or ABS activation that feels abnormal. An abs system failure can be triggered by several practical issues: damaged sensor harness, loose or corroded connectors, broken wire clips, or contamination at the sensor tip.Because sensors sit near the wheel hub and underbody, they&rsquo;re exposed to harsh elements&mdash;water, road salt, and temperature swings. Brake dust and metallic debris can collect near the sensor tip and disrupt the magnetic field, leading to low voltage output or inconsistent readings. In some rear-wheel-drive layouts, the sensor may be associated with rear differential or rear differential generally speed measurement in certain rear wheel drive applications, so physical location and routing can vary by vehicle.<h2>Choosing a Wheel Speed Sensor That Matches OE Fit and Signal Quality</h2>For conversion-focused shopping, selection should prioritize matching OE fitment: correct critical sensor dimensions, correct connector style (oe connectors), and correct mounting geometry so you can ensure proper mounting and maintain the designed air gap. A good sensor should have a stable magnetic field and consistent electrical behavior&mdash;proper wire winding, sealed housings, and a reliable, water tight connection to protect signal integrity over time.Quality and durability matter because the ABS sensor is a critical function component. Inferior materials or inadequate quality inspection can lead to early failure, weak signal output, or fitment issues like sensor tip hitting a rotating target. For best results, choose a sensor engineered for your vehicle&rsquo;s make/model and confirm the exact install position (front/rear), connector type, and routing points to prevent wires from rubbing or stretching during suspension movement.

2023 Audi Q2 ABS Speed Sensor

ABS Speed Sensor

Accelerator Cable

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Air Cleaner

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Air Filter Box

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Mass Air Flow Sensors/Car MAF Sensors | A-Premium

Air Flow Sensor

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Air Intake Duct

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Air Intake Hose

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Air Intake Manifold Actuator Control Solenoid

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Air Intake Manifold Flap Adjuster

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Air Intake Manifold Runner Control Sensor

Air Intake Resonator

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Electric Vacuum Pump

Engine & Cabin Air Filter

Engine Air Duct Assembly

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Engine Air Filter

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Intake Manifold

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Intake Manifold Flap Actuator

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Intake Manifold Repair Bracket

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Intake Manifold Runner Control Valve

Intake Manifold Seal Gasket

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Intercooler

Intercooler Hose

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Oxygen Sensor

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Pressure Sensor

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Supercharger Pulley Drive Unit

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Supercharger Snout Rebuild Kit

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Throttle Body

Throttle Cable

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Throttle Position Sensor

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Turbocharger

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Turbocharger Gasket Kit

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Turbocharger Oil Line

Turbocharger Wastegate Actuator

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Vacuum Pump

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Air Filters & Intake Systems

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Camshaft Adjuster

Camshaft Adjuster Cover

Camshaft Kit

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Camshaft Timing Gear

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Camshafts

Chain Tensioner Adjuster

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Cylinder Head

Cylinder Head Assembly

Eccentric Shaft Actuator

Engine Timing Belt

Engine Timing Cover Gasket

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Engine Valve Cover

Engine Valve Cover Gasket

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Harmonic Balancer

Rocker Arm

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Rocker Arm Shaft Lifter Assembly

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Timing Belt Kit

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Timing Chain Gear

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Timing Chain Kit

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Timing Cover

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Timing-Control Valve Solenoid

Valve Cover Gasket

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Valve Lifter Guides

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Valve Lifters Tappet

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Cams, Timing & Valvetrain

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Belt Tensioner

Coolant Level Sensor

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Crank Installer Tool

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Crankcase Breather Hose

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Crankcase Breather Valve

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Crankshaft Position Sensor

Crankshaft Pulley

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Engine Oil Dipstick

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Engine Oil Dipstick Tube

Engine Oil Filter

Engine Oil Pan Gasket

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Flywheel

Harmonic Balancer Crankshaft Hub

Knock Sensor

Oil Baffle

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Oil Cooler

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Oil Cooler Line

Oil Drip Pan

Oil Filler Cap

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Oil Filter

Oil Filter Base

Oil Filter Cover

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Oil Filter Housing

Oil Filter Housing Cover

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Oil Level Sensor

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Oil Pan

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Oil Pump

Oil Pump Drive Gear Shaft

Oil Pump Pickup Tube

Oil Separator

Serpentine Belt

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Cranks, Pistons, Oil & Components

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Camshaft Position Sensor

Camshaft Position Sensor & Magnet Kit

Connector Plug

Distributor Cap

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Electronic Ignition System

Engine Valve Covers & Ignition Coils Kits

Glow Plug

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Glow Plug Relay Module

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Ignition Coil

Ignition Coils & Spark Plugs & Wires Kits

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Ignition Coils & Spark Plugs Kits

Ignition Coils & Wires Kits

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Ignition Distributor

Ignition Lock Cylinder

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Ignition Starter Switch

Ignition Switch Actuator

Kill Switch

Knock Detonation Sensor

Relay

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Spark Plug

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Spark Plug Wire

Electronic Control Modules, Ignition & Distributors

Engine Wiring Harness

Intake Manifold Repair Kit

Pulley

Engine Components & Accessories

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Active Grille Shutter Actuator

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Auxiliary Water Pump

Drive Motor Inverter Cooler

Electric Engine Water Pump

Engine Coolant Air Bleeder Valve

Engine Coolant Pipe

Engine Coolant Shut Off Valve

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Expansion Tank

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Expansion Tank Mounting Plate

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Engine Cooling

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The engine comprises many essential elements such as the lower cylinder block, upper cylinder head(s), and the cooling & lubricating systems. With A-Premium aftermarket engine components, you can expect that your engine deliver years of reliable performance. We offer a diverse selection of engine components from air filters and ignition coils (kits) to fuel pumps to cater to your needs.

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