Rear Axle Level Sensor. Porsche 991.2 Carrera / Turbo 2016-19  ❭  99133303

Rear Axle Level Sensor.
The Porsche Rear Axle Level Sensor is a genuine suspension monitoring component designed to measure rear suspension position and vehicle ride height. Engineered to Porsche's exact specifications for accuracy, reliability and durability, this sensor provides critical data to the vehicle's suspension, chassis control and headlamp levelling systems.  

Fits:

• Porsche 991.2 Carrera 2 3.0L (370 Bhp) 2016-19
• Porsche 991.2 Carrera 2S / GTS 3.0L (420/450 Bhp) 2016-19
• Porsche 991.2 Carrera 4 3.0L (370 Bhp) 2016-19
• Porsche 991.2 Carrera 4S / GTS 3.0L (420/450 Bhp) 2016-19
• Porsche 991.2 Cabriolet 2 3.0L (370 Bhp) 2016-19
• Porsche 991.2 Cabriolet 2S / GTS 3.0L (420/450 Bhp) 2016-19
• Porsche 991.2 Cabriolet 4 3.0L (370 Bhp) 2016-19
• Porsche 991.2 Cabriolet 4S / GTS 3.0L (420/450 Bhp) 2016-19
• Porsche 991.2 Targa 4 3.0L (370 Bhp) 2016-19
• Porsche 991.2 Targa 4S / GTS 3.0L (420/450 Bhp) 2016-19
• Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
• Porsche 991.2 Turbo S Coupe 3.8L (580 Bhp) 2016-19
• Porsche 991.2 Turbo Cabriolet 3.8L (540 Bhp) 2016-19
• Porsche 991.2 Turbo S Cabriolet 3.8L (580 Bhp) 2016-19 

 
Diagram Ref No 18

Mounted to the rear suspension assembly, the level sensor continuously monitors suspension movement and transmits real-time ride height information to the vehicle's control modules. This data allows systems such as air suspension, adaptive chassis control and automatic headlamp levelling to make precise adjustments, ensuring optimum vehicle balance, handling stability and driving comfort.  

What This Product Does:

• Monitors rear axle ride height and suspension position.
• Provides real-time data to chassis and suspension control systems.
• Supports air suspension and ride height adjustment functions.
• Assists automatic vehicle levelling systems.
• Provides input for automatic headlamp levelling.
• Helps maintain correct vehicle stance and balance.
• Contributes to ride comfort and handling stability.
• Supports the operation of advanced electronic suspension systems.

Symptoms Of Wear Or Failure:

• Suspension warning lights illuminated on the dashboard.
• Air suspension fault messages.
• Uneven vehicle ride height.
• Rear of the vehicle sitting too high or too low.
• Vehicle leaning to one side.
• Incorrect headlamp alignment.
• Suspension failing to adjust ride height correctly.
• Fault codes relating to level sensors or chassis systems.
• Reduced ride comfort and handling performance.
• Physical damage or corrosion of the sensor linkage.

Why Replacement Matters:

• Rear axle level sensors operate in a harsh environment where they are exposed to water, dirt, road salt, vibration and constant suspension movement. Over time, the sensor mechanism, linkage arms and electrical connections can become worn, corroded or damaged, resulting in inaccurate ride height measurements.
• A faulty level sensor can prevent the suspension system from maintaining the correct vehicle height and balance, affecting handling, ride quality and tyre wear. It may also compromise automatic headlamp levelling and place additional strain on air suspension compressors and control components.
• Replacing a worn or defective rear axle level sensor restores accurate ride height monitoring and ensures proper operation of the vehicle's suspension and levelling systems. A genuine Porsche replacement provides precise calibration, factory-correct fitment and long-term reliability, helping preserve the comfort, safety and performance characteristics engineered into your Porsche.

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99133303

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