Land Rover Brake Sensors & Switches

Land Rover brake light switches and brake pad wear sensor wires can cause dashboard brake warnings, stop-lamp failures, cruise-control faults, and in some automatic models gear-selector lockout. A brake light switch signals brake pedal application to the stop-lamp circuit and, on many later models, to ABS, stability control, cruise control, and transmission control systems. Brake pad wear sensors, also called pad wear indicator wires, are sacrificial components fitted on models with electronic pad wear monitoring. When the sensor tip is worn by the rotating brake disc, the warning circuit is triggered and the sensor normally needs to be replaced. This collection covers brake light switches, pad wear sensors, and indicator wires for Land Rover and Range Rover models from classic applications through to Freelander, Discovery, Defender, and all Range Rover variants.

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SEM000024G - Brake Wear Sensor – Front

- €16,00

€16,00

€16,00 - €16,00

€16,00

OEM

Available to order: 2-3 weeks delivery

Brake Wear Sensor - Front is an electrical component in the front braking system of the Discovery 3. The sensor is embedded in the brake pad and m...

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LR153547LR - Wire - Brake Pad Wear Warning by LAND ROVERElectrical Part Land Rover Range Rover

LR153547LR - Brake Pad Wear Sensor – Rear

- €61,90

€61,90

€61,90 - €61,90

€61,90

Genuine

Available to order: 2-3 weeks delivery

Brake pad wear sensor for the rear brakes, forming part of the brake pad wear warning circuit. The sensor is a wire loop carried in a moulded body...

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LR153547G - Wire - Brake Pad Wear Warning by PR2 Allmakes OEBrake Part Land Rover Range Rover

LR153547G - Brake Pad Wear Sensor – Rear

- €52,20

€52,20

€52,20 - €52,20

€52,20

OEM

Available to order: 2-3 weeks delivery

Brake pad wear sensor for the rear brakes, forming part of the brake pad wear warning circuit. The sensor is a wire loop carried in a moulded body...

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LR153546LR - Wire - Brake Pad Wear Warning by LAND ROVERElectrical Part Land Rover Range Rover

LR153546LR - Brake Pad Wear Sensor – Front

- €62,80

€62,80

€62,80 - €62,80

€62,80

Genuine

Available to order: 2-3 weeks delivery

Front Brake Pad Wear Sensor, part of the front brake pad and caliper assembly. The sensor is a sacrificial wire loop held in a moulded carrier tha...

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LR153546G - Wire - Brake Pad Wear Warning by PR2 Allmakes OEBrake Part Land Rover Range Rover

LR153546G - Brake Pad Wear Sensor – Front

- €52,20

€52,20

€52,20 - €52,20

€52,20

OEM

Available to order: 2-3 weeks delivery

Front Brake Pad Wear Sensor, part of the front brake pad and caliper assembly. The sensor is a sacrificial wire loop held in a moulded carrier tha...

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LR136706LR - Wire - Oil Level Sensor by LAND ROVERElectrical Part Land Rover Range Rover

LR136706LR - Oil Level Sensor Wire

- €112,90

€112,90

€112,90 - €112,90

€112,90

Genuine

Available to order: 2-3 weeks delivery

Oil Level Sensor Wire - wiring lead that connects the oil level sensor in the oil pan to the engine harness. Part of the oil pan and oil level indi...

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LR122455LR - Wire - Brake Pad Wear Warning by LAND ROVERElectrical Part Land Rover Range Rover

LR122455LR - Brake Pad Wear Sensor – Front

- €61,10

€61,10

€61,10 - €61,10

€61,10

Genuine

Available to order: 2-3 weeks delivery

Brake Pad Wear Sensor for the front axle, part of the brake pad wear warning circuit. The sensor is located in the brake pad and carries a wire lo...

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LR121267G - Wire - Brake Pad Wearing Warning by BOWA AutomotiveBrake Part Land Rover Range Rover

LR121267G - Brake Pad Wear Sensor Wire – Front

- €32,50

€32,50

€32,50 - €32,50

€32,50

OEM

Available to order: 2-3 weeks delivery

Front Brake Pad Wear Sensor Wire from the front brake pad wear warning circuit. The sensor wire is routed into a slot in the front brake pad frict...

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LR121267A - Brake Pad Wire by Autotec ComponentsBrake Part Land Rover Range Rover

LR121267A - Brake Pad Wear Sensor Wire – Front

- €21,90

€21,90

€21,90 - €21,90

€21,90

OEM

Available to order: 2-3 weeks delivery

Front Brake Pad Wear Sensor Wire from the front brake pad wear warning circuit. The sensor wire is routed into a slot in the front brake pad frict...

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LR115019 - Brake Wear Sensor by Autotec ComponentsElectrical Part Land Rover Range Rover

LR115019 - Brake Pad Wear Sensor – Front

- €25,70

€25,70

€25,70 - €25,70

€25,70

OEM

Available to order: 2-3 weeks delivery

Front Brake Pad Wear Sensor for the front axle brake assembly, part of the brake pad wear warning circuit. The sensor consists of a wire loop seat...

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LR115018G - Wire - Brake Pad Wear Warning by PR2 Allmakes OEBrake Part Land Rover Range Rover

LR115018G - Brake Pad Wear Sensor – Front

- €35,10

€35,10

€35,10 - €35,10

€35,10

OEM

Available to order: 2-3 weeks delivery

Front Brake Pad Wear Sensor for the front axle brake assembly, forming part of the brake pad wear warning circuit. The sensor is a wire loop carri...

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LR098988LR - Brake Pad Wear Wire

- €58,40

€58,40

€58,40 - €58,40

€58,40

Genuine

Available to order: 2-3 weeks delivery

Brake Pad Wear Wire - front brake pad wear warning wire within the braking system. Routed to the front brake pad, the wire completes a circuit tha...

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LR098988A - Brake Pad Wear Wire

- €29,30

€29,30

€29,30 - €29,30

€29,30

OEM

Available to order: 2-3 weeks delivery

Brake Pad Wear Wire - front brake pad wear warning wire within the braking system. Routed to the front brake pad, the wire completes a circuit tha...

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LR092060 - Brake Pad Wear Wire

- €16,30

€16,30

€16,30 - €16,30

€16,30

Aftermarket

Available to order: 2-3 weeks delivery

Brake Pad Wear Wire is the rear brake pad wear warning sensor, fitted to the rear brake pads within the rear disc and caliper assembly. The wire c...

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LR090709LR - Brake Pad Wear Wire

- €54,30

€54,30

€54,30 - €54,30

€54,30

Genuine

Available to order: 2-3 weeks delivery

Brake Pad Wear Wire is the rear brake pad wear warning sensor, fitted to the rear brake pads within the rear disc and caliper assembly. The wire c...

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LR090683LR - Brake Pad Wear Wire

- €57,70

€57,70

€57,70 - €57,70

€57,70

Genuine

Available to order: 2-3 weeks delivery

Brake Pad Wear Wire is the front brake pad wear warning sensor, fitted to the front brake pads within the front disc and caliper assembly. The wir...

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LR084071LR - Brake Pad Wear Warning Wire

- €55,60

€55,60

€55,60 - €55,60

€55,60

Genuine

Available to order: 2-3 weeks delivery

Brake Pad Wear Warning Wire

LR083646A - Wire - Brake Pad Wear Warning by ATEBrake Part Land Rover Range Rover

LR083646A - Brake Pad Wear Sensor – Front

- €26,70

€26,70

€26,70 - €26,70

€26,70

OEM

Available to order: 2-3 weeks delivery

Front Brake Pad Wear Sensor monitors friction-material thickness at the front axle. As the brake pads approach their wear limit, the sensor circuit...

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LR072017A - Wire - Brake Pad Wear Warning

- €37,60

€37,60

€37,60 - €37,60

€37,60

OEM

Available to order: 2-3 weeks delivery

Wire - Brake Pad Wear Warning

LR045959LR - Wire - Brake Pad Wear Warning

- €58,00

€58,00

€58,00 - €58,00

€58,00

Genuine

Available to order: 2-3 weeks delivery

Wire - Brake Pad Wear Warning

LR033295LR - Brake Pad Wear Warning Wire – Rear

- €56,90

€56,90

€56,90 - €56,90

€56,90

Genuine

Available to order: 2-3 weeks delivery

Brake Pad Wear Warning Wire for the rear brake pads, part of the brake pad wear warning circuit. The sensor wire is routed at the rear brake pad a...

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LR033275LR - Wire - Brake Pad Wear Warning by LAND ROVERElectrical Part Land Rover Range Rover

LR033275LR - Brake Pad Wear Warning Wire

- €56,90

€56,90

€56,90 - €56,90

€56,90

Genuine

Available to order: 2-3 weeks delivery

Brake Pad Wear Warning Wire for the front brake pads, part of the brake pad wear warning circuit. The sensor wire is routed at the front brake pad...

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LR032956LR - Switch - Stop Light

- €47,00

€47,00

€47,00 - €47,00

€47,00

Genuine

Available to order: 2-3 weeks delivery

Switch - Stop Light

LR019401A - Brake Pad Wear Sensor – Front

- €12,90

€12,90

€12,90 - €12,90

€12,90

OEM

Available to order: 2-3 weeks delivery

Brake Pad Wear Sensor is the front brake pad wear warning wire in the braking system's wear-indication circuit. Routed to the front pad, it comple...

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LR012824 - Wire - Brake Wear Warning Sensor by AllmakesElectrical Part Land Rover Range Rover

LR012824 - Brake Pad Wear Sensor – Front

- €9,60

€9,60

€9,60 - €9,60

€9,60

Aftermarket

Available to order: 2-3 weeks delivery

Brake Pad Wear Sensor - Front - pad wear warning sensor for the front brakes, forming part of the brake pad wear warning circuit. The sensor locat...

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LR005794LR - Switch - Stop Light by LAND ROVERElectrical Part Land Rover Range Rover

LR005794LR - Brake Light Switch

- €77,50

€77,50

€77,50 - €77,50

€77,50

Genuine

Available to order: 2-3 weeks delivery

Brake Light Switch mounted at the brake pedal. Operated by the brake pedal, this switch signals the stop lamps to illuminate when the brakes are a...

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LR005794A - Switch - Brake Light - Switches by Autotec ComponentsElectrical Part Land Rover Range Rover Discovery, Range Rover

LR005794A - Brake Light Switch – ABS

- €25,40

€25,40

€25,40 - €25,40

€25,40

OEM

Available to order: 2-3 weeks delivery

Brake Light Switch operates the stop lamps within the braking system's electrical circuit. Mounted at the brake pedal, the switch closes when the ...

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C30137-L - Brake Light Switch

- €4,60

€4,60

€4,60 - €4,60

€4,60

OEM

Available to order: 2-3 weeks delivery

Brake Light Switch - the switch that operates the stop lamps when the brakes are applied. Operated by the movement of the brake pedal, it closes t...

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575166LR - Switch by LAND ROVERElectrical Part Land Rover Range Rover Series

575166LR - Brake Light Switch – Pedal Box

- €94,80

€94,80

€94,80 - €94,80

€94,80

Genuine

Available to order: 2-3 weeks delivery

Brake Light Switch for the pedal box. It closes the stop-lamp circuit when the brake pedal is applied, switching on the brake lights. Used on brak...

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LR072017 - Wear Pad Sensor

- €22,80

€22,80

€22,80 - €22,80

€22,80

Aftermarket

Available to order: 2-3 weeks delivery

Wear Pad Sensor

LR045959 - Brake Pad Wear Sensor – Front

- €20,40

€20,40

€20,40 - €20,40

€20,40

Aftermarket

2 in stock

Brake Pad Wear Sensor - Front The electronic brake pad wear sensor for the front axle, part of the braking system's pad-wear warning circuit. It lo...

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LR032956 - Brake Light Switch

- €31,80

€31,80

€31,80 - €31,80

€31,80

Genuine

Only 1 left!

Brake Light Switch

XKB500120 - Brake Light Switch

- €23,90

€23,90

€23,90 - €23,90

€23,90

OEM

3 in stock

Brake Light Switch for the braking and signalling circuit. Mounted at the brake pedal assembly, this switch closes when the pedal is depressed, co...

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XKB100170LR - Brake Light Switch

- €49,60

€49,60

€49,60 - €49,60

€49,60

Genuine

Out of stock

Brake Light Switch, the stop lamp switch mounted at the brake pedal. When the brake pedal is depressed the switch closes the stop lamp circuit to ...

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SOE000011G - Brake Wear Sensor – Rear

- €16,90

€16,90

€16,90 - €16,90

€16,90

OEM

6 in stock

Brake Wear Sensor - Rear for the rear brake caliper assembly. This electrical sensor monitors the thickness of the rear brake pads. As the pad mat...

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PRC5910 - Brake Pad Wear Sensor Lead – Rear – RH

- €18,50

€18,50

€18,50 - €18,50

€18,50

Genuine

Only 1 left!

Brake Pad Wear Sensor Lead - the rear right-hand wear-indicator harness within the braking system. This lead connects the brake pad wear sensor at...

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LR072647 - Brake Light Switch

- €13,30

€13,30

€13,30 - €13,30

€13,30

OEM

4 in stock

Brake Light Switch mounted at the brake pedal within the stop-lamp circuit. The switch detects brake pedal application and triggers the rear brake...

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LR033275 - Brake Pad Wear Warning Wire

- €19,10

€19,10

€19,10 - €19,10

€19,10

OEM

Only 1 left!

Brake Pad Wear Warning Wire for the front brake pad wear-indication circuit. The sensor wire is routed into the friction material of the front bra...

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LR019401 - Brake Pad Wear Sensor – Front

- €10,70

€10,70

€10,70 - €10,70

€10,70

Aftermarket

4 in stock

Brake Pad Wear Sensor is the front brake pad wear warning wire in the braking system's wear-indication circuit. Routed to the front pad, it comple...

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Overview

About Land Rover Brake Sensors & Switches

This collection sits within Land Rover Brake Parts and covers the electrical components that monitor brake application and pad condition across the Land Rover and Range Rover model range. Products fall into two main categories: brake light switches (and stop-lamp switches) and brake pad wear sensors, which are also sold under names including indicator wires, warning wires, and sensor lead assemblies. Naming varies between suppliers and listings, but the underlying function is the same. Seventy products cover price points from around €6 for a standard pedal box switch to €94 for a Genuine Land Rover sensor assembly across 18 model lines.

Of the 70 products, approximately 15 are Genuine Land Rover parts, 37 are OEM-sourced from the original tier-one manufacturer without the Land Rover badge, and 18 are aftermarket alternatives. Brake light switches interact with ABS modules, automatic transmission control units, and cruise control systems and are safety-critical; OEM is the recommended minimum quality level. Brake pad wear sensors and indicator wires perform a simpler function and are more tolerant of aftermarket supply.

Buying Guide

Which Part Do You Need?

Two main product types cover this collection. Each signals a different failure mode and is ordered for a different reason.

Product Type 1

Brake Light Switch

A mechanical or electronic switch at the brake pedal or in the hydraulic line that signals brake application to the stop-lamp circuit. On many later models it also communicates with the ABS module, cruise control, stability control, and automatic transmission control unit.

Two switch types exist across the Land Rover range: pedal box switches (mounted at the pedal mechanism, triggered by pedal movement) and hydraulic pressure switches (mounted in the brake line, triggered by hydraulic pressure). Most modern Land Rovers use a pedal-mounted electronic switch.

Symptoms of failure: Brake lights permanently on or not illuminating. Cruise control not engaging or not cancelling on brake application. Automatic gear selector locked in park. ABS or stability control warning on dashboard.

Product Type 2

Brake Pad Wear Sensor / Indicator Wire

A sacrificial sensor clip with an integrated wire lead that plugs into the vehicle chassis loom. When the brake pad wears to minimum thickness, the sensor tip is exposed to the rotating brake disc, triggering the dashboard pad warning circuit. On most modern Land Rovers the sensor clip and wire lead are a single assembly. Separate wire harnesses are available for some classic applications where the chassis loom connector remains intact.

These are sold under various names across suppliers: pad wear sensor, indicator wire, warning wire, sensor lead. Check the product listing for your model to confirm compatibility.

Symptoms: Pad warning light on dashboard. Light remaining on after brake pad change if sensor was not replaced. If the warning has not triggered and the sensor clip, wire, and connector are undamaged, the sensor may be refitted with the new pads.

Model Fitment

Brake Light Switch Types by Model

The brake light switch type changed significantly across Land Rover model generations. Confirming the correct switch type before ordering avoids compatibility issues, particularly on models where the switch also communicates with the ABS module or automatic transmission control circuit.

Model Group	Switch Type	Notes
Series 2 & 3	Pedal box mechanical	PRC4297 / 575166 family; simple single-pole switch at the pedal box
Range Rover Classic	Pedal box mechanical	PRC4297 / 575166 family; confirm exact fitment for ABS-equipped variants
Classic Defender (all years)	Pedal box or hydraulic	Pedal box type (575166 / PRC4297 family) or hydraulic pressure switch (STC1689) depending on braking system variant; confirm which type your vehicle uses before ordering
Discovery 1	Pedal box mechanical	Confirm build date as early and late variants differ
Discovery 2 / Freelander 1	Pedal-mounted stop-light switch	XKB100170 family; confirm exact unit with VIN or chassis number
Range Rover P38	Pedal-mounted stop-light switch	XKB100170 family; confirm exact unit with VIN or chassis number
Discovery 3 / Discovery 4 / Range Rover Sport L320 (2005 to 2016)	Model-specific electronic	LR116714 is the current supersession for this mid-size platform generation; a common service item across these models. Switch fault on this platform can trigger multi-system warnings including HDC, suspension, and gearbox faults
Range Rover L322	Model-specific electronic	Confirm build year as early and late models carry different units
Freelander 2	Model-specific electronic	Confirm model year before ordering
Range Rover L405 / New Defender / Discovery 5 / Evoque / Velar / L461	Model-specific electronic	Current-generation switches; use the model and year filter in product listings to confirm the correct unit

Brake pad wear sensors and indicator wires apply only to models fitted with electronic pad wear monitoring. Many older Land Rover braking systems, including Series 2 and 3 and early Classic Defenders, do not use electrical pad wear sensors. Not all disc-brake Land Rovers include an electronic pad wear warning circuit; check the product listings for your model.

Fitting

Fitting Notes

Disconnect the battery before working on brake light switches. On many models the switch feeds directly into the ABS module and transmission control unit. Connecting or disconnecting the switch with the ignition live can store fault codes that require a diagnostic tool to clear, including hard CAN-bus faults in the ABS module.
Test immediately after fitting. With the battery reconnected, press the brake pedal and confirm the brake lights illuminate before reassembling any trim or under-dash panels. On automatic models, confirm the gear selector moves normally out of park.
Pedal box switch adjustment. Mechanical switches on Series, Range Rover Classic, Defender, and Discovery 1 are adjustable at the mounting point. If brake lights stay on after fitting a correct-specification switch, check plunger travel against the pedal stop before assuming a faulty part. A poorly adjusted switch is a common cause of brake lights that will not extinguish.
Sensor inspection at every brake service. If the pad warning light has triggered, the sensor has been worn by the disc and must be replaced before fitting new pads. If the warning has not triggered and the sensor clip, wire, and connector are undamaged, the existing sensor assembly may be refitted. Never clear the pad warning light without replacing the triggered sensor.
Check the sensor connector before refitting. The sensor wire terminates in a connector that plugs into the vehicle chassis loom. If the connector is corroded, the wire sheathing brittle, or the clips broken, replace the sensor assembly even if the warning has not triggered. A degraded connector will cause an intermittent warning light even with new pads and an undamaged sensor.

Technical Guides

Diagnostics

Land Rover Fault Codes Explained

How to read EOBD fault codes triggered by brake sensor and switch faults, what the codes indicate, and how to diagnose brake and stability control system warnings.

Discovery 4

Discovery 4 Limp Mode: Electrical Causes

Covers the electrical faults on Discovery 4 that trigger limp mode and multi-system warnings, including brake switch failures that affect transmission and suspension control.

Related Categories

ABS Sensors Brake Pads Brake Calipers Brake Discs Handbrake Parts

FAQ

Frequently Asked Questions

What is the difference between a brake light switch and a pad wear sensor?

A brake light switch is a mechanical or electronic switch at the brake pedal or in the hydraulic line. It signals brake application to the stop-lamp circuit and, on many later Land Rover and Range Rover models, to the ABS module, cruise control, stability control, and automatic transmission control systems. A brake pad wear sensor, also called a pad wear indicator wire or warning wire, is a sacrificial component fitted on models with electronic pad wear monitoring. When the brake pad wears to minimum thickness, the sensor tip is exposed to the rotating brake disc, triggering the dashboard warning circuit. Naming varies across parts listings and suppliers, with the same physical component sometimes described as a pad wear sensor, indicator wire, or sensor lead assembly. On most modern Land Rovers the sensor clip and wire lead are an integrated single assembly, not two separate parts.

Which type of brake light switch does my Land Rover need?

The correct switch type depends on the model and generation. Series 2 and 3, Range Rover Classic, Discovery 1, and Classic Defender models use a pedal box mechanical switch; some Defender variants also use a hydraulic pressure switch (STC1689) in the brake line rather than at the pedal. Discovery 2, Freelander 1, and Range Rover P38 use a pedal-mounted stop-light switch from the XKB100170 family. Discovery 3, Discovery 4, and Range Rover Sport L320 models from 2005 to 2016 share a common mid-size platform switch, with LR116714 being the current supersession that covers the full generation; a failure on these models can trigger multi-system warnings beyond the stop lamps. Range Rover L322, Freelander 2, and all later models each use generation-specific switches. The fastest way to confirm the correct part is to use the model and year filter in the product listings, or quote the chassis number to our team.

What are the symptoms of a failed brake light switch?

Common symptoms of a failed brake light switch include brake lights that stay on permanently regardless of whether the pedal is pressed, brake lights that fail to illuminate when the pedal is applied, and cruise control that will not engage or that fails to cancel when the brake pedal is pressed. On automatic transmission models, a failed brake light switch can also prevent the gear selector from moving out of park, since many Land Rover automatics require a confirmed brake signal to release the park lock. On Discovery 3, Discovery 4, Range Rover Sport L320, and Range Rover L322, where the switch is integrated into multi-system vehicle control networks, a failed switch can trigger ABS warnings, suspension warnings, or cause the vehicle to enter limp mode. Any of these symptoms warrants testing the brake light switch as a first diagnostic step.

Do I need to replace the pad wear sensor every time I change brake pads?

Not always. If the pad warning light has triggered, the sensor has been worn by the brake disc and must be replaced before fitting new pads. If the warning has not triggered and the sensor clip, wire, and connector are undamaged, the existing sensor assembly may be refitted with the new pads. Inspect the sensor during every brake service: if the connector is corroded, the wire sheathing is brittle or cracked, or the retaining clips are broken, replace the sensor assembly even if the warning has not been triggered. A degraded connector will cause an intermittent or permanent pad warning light even with new pads and an undamaged sensor tip. In practice, many technicians replace the sensor as a matter of course during a pad change to avoid a return trip if the connector condition is borderline.

What is the difference between Genuine, OEM and aftermarket brake switches and sensors?

Genuine parts carry the Land Rover brand and are manufactured to the original equipment specification. OEM parts are produced by the same tier-one supplier that makes the Genuine part for the production line, sold without the Land Rover badge at a lower price. For brake light switches, well-known OEM suppliers in this product range include Delphi and Febi Bilstein. Aftermarket parts meet the functional specification but may be produced by a different manufacturer to a cost-optimised standard. For brake light switches, which interact with ABS modules, transmission control units, and cruise control systems, OEM is the recommended minimum quality level. Aftermarket pad wear sensors and indicator wires are generally acceptable, since these components perform a simpler triggering function and the technical requirements are less demanding than for the brake light switch itself.

Technical content by the Budget Parts workshop team. Supplying Land Rover and Range Rover parts from the Netherlands since 1990.

Land Rover Brake Sensors & Switches

Filters

About Land Rover Brake Sensors & Switches

Which Part Do You Need?

Brake Light Switch

Brake Pad Wear Sensor / Indicator Wire

Brake Light Switch Types by Model

Fitting Notes

Technical Guides

Land Rover Fault Codes Explained

Discovery 4 Limp Mode: Electrical Causes

Related Categories

Frequently Asked Questions