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- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
The OE Match Brake Pad Wear Sensor is a high-quality replacement braking system component designed to monitor brake pad wear and provide a warning when the brake pads reach their minimum service thickness. Manufactured to OE specifications for fit, function and reliability, this sensor helps ensure brake maintenance is carried out at the correct time, protecting both braking performance and associated brake components.
Fits:
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
Installed directly into the brake pad assembly, the wear sensor continuously monitors the remaining friction material. When the brake pads wear to a predetermined limit, the sensor activates the dashboard brake wear warning light, alerting the driver that brake pad replacement is required.
What This Product Does:
- Monitors brake pad wear throughout the life of the brake pads.
- Activates the brake wear warning light when pads reach their service limit.
- Provides early notification of required brake maintenance.
- Helps prevent excessive brake pad wear.
- Protects brake discs from damage caused by worn brake pads.
- Supports safe and effective braking performance.
- Assists with preventative brake system maintenance.
Symptoms Of Wear Or Failure:
- Brake wear warning light remaining illuminated.
- Intermittent brake wear warning messages.
- False brake wear warnings despite adequate brake pad thickness.
- No warning light when brake pads are excessively worn.
- Damaged, broken or frayed sensor wiring.
- Corrosion or physical damage to the sensor body.
- Brake system fault codes relating to the wear monitoring circuit.
- Warning light remaining active after brake pad replacement.
Why Replacement Matters:
- Brake pad wear sensors operate in demanding conditions and are constantly exposed to brake dust, heat, moisture, road debris and vibration. In many applications, the sensor is designed to wear alongside the brake pads and should be replaced whenever new brake pads are fitted to ensure continued monitoring accuracy.
- A damaged or malfunctioning sensor can provide inaccurate wear information, potentially leading to unnecessary warning lights or failure to alert the driver when brake pads require replacement. If brake pads are allowed to wear beyond their service limit, braking performance may be compromised and costly damage to the brake discs can occur.
- Replacing a worn brake pad wear sensor restores accurate brake monitoring, ensures proper operation of the warning system and helps maintain safe braking performance. An OE Match replacement provides factory-style fitment, dependable operation and long-term reliability, making it an essential component during brake servicing and maintenance.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95561236552
The product you are viewing cross references to these numbers
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 TURBO 2000-05
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
Front & Rear Brake Pad Wear Sensor
Sold each
Maintain the safety and performance of your Porsche braking
system with this OE Match Brake Pad Wear Sensor. Suitable for front
and rear brake applications on selected Porsche 986 Boxster, Porsche 996,
Porsche 996 turbo and Porsche 997 models, this sensor forms a vital part of the
factory brake wear monitoring system.
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 TURBO 2000-05
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
The brake pad wear sensor continuously monitors brake pad thickness and alerts the driver when replacement is required. By providing an early warning before the friction material becomes excessively worn, the sensor helps protect brake discs, maintain braking performance and prevent costly repairs.
For high-performance Porsche sports cars, maintaining the brake wear monitoring system is essential to ensure optimum braking efficiency and vehicle safety.
What Does a Brake Pad Wear Sensor Do?
The brake pad wear sensor is fitted directly into the brake pad and monitors the remaining friction material.
As the brake pad wears down, the sensor eventually contacts the brake disc and completes an electrical circuit that activates the brake wear warning light on the dashboard.
A properly functioning sensor helps:
- Monitor brake pad condition
- Provide early brake wear warnings
- Prevent excessive brake pad wear
- Protect brake discs from damage
- Improve maintenance planning
- Support safe braking performance
- Maintain factory brake monitoring functionality
The sensor serves as an important preventative maintenance tool, helping owners replace brake pads before braking performance is affected.
Why Do Brake Pad Wear Sensors Fail?
Brake wear sensors operate in a demanding environment exposed to heat, vibration, moisture and road contamination.
Common causes of failure include:
- Normal brake pad wear
- Sensor activation after pad wear reaches its limit
- Damaged wiring
- Corrosion in electrical connections
- Heat-related deterioration
- Physical damage during brake servicing
- Water ingress
- Age-related material degradation
Because the sensor is designed to operate alongside the brake pads, it is often recommended to replace the sensor whenever new brake pads are installed.
When Should a Brake Pad Wear Sensor Be Replaced?
Brake wear sensors should be replaced whenever they have been activated, damaged or when brake pads are renewed.
Common signs include:
- Brake wear warning light illuminated
- Intermittent brake warning messages
- Broken or damaged sensor wiring
- False brake wear warnings
- Corroded sensor connectors
- Sensor damage during brake servicing
- Brake pad replacement due to wear
Replacing the sensor during brake maintenance helps ensure the brake monitoring system continues to function correctly.
Why Replacement Matters
A functioning brake wear sensor helps protect your braking system while maintaining safety and reliability.
Benefits include:
- Accurate brake pad monitoring
- Reliable warning light operation
- Improved vehicle safety
- Protection of brake discs
- Reduced maintenance costs
- Better service planning
- Improved braking system reliability
- Long-term braking system protection
For Porsche owners, maintaining the brake wear monitoring system helps preserve the performance, safety and confidence expected from the marque.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99661236501
The product you are viewing cross references to these numbers
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 TURBO 2000-05
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
Porsche 996 C2 / C4 / C4S Front & Rear Caliper
Porsche 996 Turbo Front & Rear Caliper
Porsche 986 Boxster 1997-2004 Front Caliper
Porsche 997 C2 / C4 MKI Rear Caliper
Price shown is for each wire sensor.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99661236501
The product you are viewing cross references to these numbers