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Rear Axle Level Sensor. Porsche 991.1 / 991.2 2012-21 - 99133302104
99133302104
Vehicle Group
- Porsche 991.1 Carrera C2 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Carrera C2S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Carrera C4 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Carrera C4S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Turbo 3.8L (520 Bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560 Bhp) 2014-16
- Porsche 991.1 R 4.0L (500 Bhp) 2016
- Porsche 991.1 GT3 3.8L (475 Bhp) 2014-16
- Porsche 991.1 GT3 RS 4.0L (500 Bhp) 2015-16
- 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
- Porsche 991.2 Speedster 4.0L (510Bhp) 2019
- Porsche 991.2 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp) 2017-19
- Porsche 991.2 GT2 RS 3.8L PDK (700 bhp) 2018-19
Information
Rear Axle Level Sensor.
Restore accurate rear suspension position monitoring and correct operation of associated vehicle systems with this Porsche Rear Axle Level Sensor, part number 99133302104. Designed for compatible Porsche applications, the level sensor monitors the position or movement of the rear axle/suspension relative to the vehicle body and supplies this information to the relevant electronic control systems.
Fits:
029 - Standard Chassis
601 - Xenon Lighting System
603 - Xenon Plus Dynamic Cornering Light
030 - Sports Suspension
031 - Sports Chassis With PASM And PDCC
352 - Electronic Damper Control For PASM And PDCC
475 - "PASM" Electronic Damper Control
477 - PASM W/O Lowering
Diagram Ref No 11
Symptoms Of Wear Or Failure:
Why Replacement Matters:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99133302104
The product you are viewing cross references to these numbers
Restore accurate rear suspension position monitoring and correct operation of associated vehicle systems with this Porsche Rear Axle Level Sensor, part number 99133302104. Designed for compatible Porsche applications, the level sensor monitors the position or movement of the rear axle/suspension relative to the vehicle body and supplies this information to the relevant electronic control systems.
Fits:
- Porsche 991.1 Carrera C2 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Carrera C2S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Carrera C4 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Carrera C4S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Turbo 3.8L (520 Bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560 Bhp) 2014-16
- Porsche 991.1 R 4.0L (500 Bhp) 2016
- Porsche 991.1 GT3 3.8L (475 Bhp) 2014-16
- Porsche 991.1 GT3 RS 4.0L (500 Bhp) 2015-16
- 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
- Porsche 991.2 Speedster 4.0L (510Bhp) 2019
- Porsche 991.2 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp) 2017-19
- Porsche 991.2 GT2 RS 3.8L PDK (700 bhp) 2018-19
029 - Standard Chassis
601 - Xenon Lighting System
603 - Xenon Plus Dynamic Cornering Light
030 - Sports Suspension
031 - Sports Chassis With PASM And PDCC
352 - Electronic Damper Control For PASM And PDCC
475 - "PASM" Electronic Damper Control
477 - PASM W/O Lowering
Diagram Ref No 11
The sensor typically operates through a mechanical linkage connected to the suspension. As suspension height changes due to vehicle load, acceleration, braking or road conditions, the linkage moves the sensor through its operating range. The resulting signal allows applicable control modules to determine the vehicle's rear ride-height position.
Depending on vehicle specification, this information may be used by systems such as automatic headlamp levelling and suspension/ride-height control. Accurate level information allows these systems to compensate for changes in vehicle attitude and load.
Because of its location underneath the vehicle, the sensor and linkage are exposed to water, dirt, road salt, corrosion and physical movement. Over time, the linkage can seize or break, electrical connections can deteriorate, or the sensor itself can develop inaccurate or intermittent readings.
What This Product Does:
- Monitors rear suspension/axle position relative to the vehicle body.
- Detects changes in vehicle ride height.
- Converts suspension movement into an electrical signal.
- Sends position information to applicable vehicle control systems.
- Helps compensate for changes caused by passenger or luggage loads.
- Can support automatic headlamp levelling where equipped.
- Can provide information for applicable suspension control systems.
- Helps the vehicle determine changes in body attitude.
- Works through a mechanical linkage connected to the suspension.
- Supports correct operation of systems dependent on ride-height information.
- Replaces a damaged, seized, inaccurate or failed rear level sensor.
- Restores reliable rear axle position feedback when sensor failure is the cause.
Symptoms Of Wear Or Failure:
- Suspension-related warning message.
- Headlamp levelling warning or fault.
- Automatic headlamp levelling not operating correctly.
- Headlamps pointing unusually high or low.
- Headlamp aim failing to compensate for vehicle load.
- Suspension or chassis warning light.
- Ride-height system behaving unexpectedly where applicable.
- Incorrect suspension-height information during diagnostics.
- Implausible level-sensor readings.
- Intermittent level-sensor signal.
- Sensor-related diagnostic fault codes.
- Broken or disconnected sensor linkage.
- Seized linkage joints.
- Bent linkage arm.
- Corrosion around the sensor or linkage.
- Damaged electrical connector.
- Damaged wiring near the rear suspension.
- Physical damage caused by road debris or previous suspension work.
Why Replacement Matters:
- Modern Porsche systems rely on accurate sensor information to make automatic adjustments. If the rear axle level sensor sends an incorrect signal, the relevant control module may receive inaccurate information about the vehicle's suspension position.
- For vehicles equipped with automatic headlamp levelling, this can affect headlamp aim. A heavily loaded rear axle can change the angle of the vehicle body, potentially causing the headlights to point higher than intended. The levelling system uses suspension-position information to compensate for these changes.
- A faulty sensor can therefore contribute to headlights being aimed too high or too low. Incorrectly aimed headlights may reduce useful road illumination or create excessive glare for other road users.
- Where the sensor is also used by suspension or chassis systems, inaccurate ride-height information can interfere with the correct operation or diagnosis of those systems.
- Physical linkage problems are particularly important. A seized or broken linkage can prevent the sensor from following suspension movement even if the sensor electronics remain functional.
- Replacing a faulty Porsche Rear Axle Level Sensor 99133302104 helps restore reliable position feedback and allows associated systems to operate using accurate suspension-height information.
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Information
Suspension air compressor. Porsche Taycan
Fits:
Cars with Air Suspension
Porsche Taycan
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Porsche Taycan
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- Porsche 9J1.1 Taycan Turbo Cross Turismo 2020-24
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- Porsche 9J1.1 Taycan Turbo S 2020-24
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- Porsche 9J1.1 Taycan Turbo S Sport Turismo 2020-24
Information
Air suspension solenoid valve block.
Fits:
Porsche 971.1 Panamera - 2017 to 2020
Porsche 971.2 Panamera - 2021 to 2023
Porsche 9J1 Taycan - 2020 onwards
Diagram ref no 6
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Fits:
Porsche 971.1 Panamera - 2017 to 2020
Porsche 971.2 Panamera - 2021 to 2023
Porsche 9J1 Taycan - 2020 onwards
With over 35 years of experience in manufacturing air suspension components, Arnott Suspension Products offer the best quality replacement parts.
Instead of copying OE items, we study the main causes of failure and engineer improvements to make the quality item shown here.
Diagram ref no 6
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Vehicle Group
- Porsche 971.1 Panamera V6 3.0L 2WD (330 Hp) 2017-20
- Porsche 971.1 Panamera 4 V6 3.0L 4WD (330 Hp) 2017-20
- Porsche 971.1 Panamera 4 V6 3.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4 3.0L Turbocharged V6 Sport Turismo 2017-20
- Porsche 971.1 Panamera 4S V6 3.0L 4WD (440 Hp) 2017-20
- Porsche 971.1 Panamera 4S V6 3.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4S 2.9L Twin-Turbo V6 Sport Turismo 2017-20
- Porsche 971.1 Panamera 4S Diesel V8 4.0L 4WD (422 Hp) 2017-18
- Porsche 971.1 Panamera 4S Diesel 4.0L Twin-Turbo V8 Sport Turismo 2017-18
- Porsche 971.1 Panamera 4 E-Hybrid V6 2.9L 4WD 2017-20
- Porsche 971.1 Panamera 4 E-Hybrid V6 2.9L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4 E-Hybrid 2.9L Twin-Turbo V6 Sport Turismo 2017-20
- Porsche 971.1 Panamera Turbo V8 4.0L 4WD (550 Hp) 2017-20
- Porsche 971.1 Panamera Turbo V8 4.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera Turbo 4.0L Twin-Turbo V8 Sport Turismo 2017-20
- Porsche 971.1 Panamera Turbo S E-Hybrid V8 4.0L 4WD 2017-20
- Porsche 971.1 Panamera Turbo S E-Hybrid V8 4.0L 4WD Executive 2017-20
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Information
Air suspension solenoid valve block.
Fits:
Porsche 971.1 Panamera - 2017 to 2020
Porsche 971.2 Panamera - 2021 to 2023
Porsche 9J1 Taycan - 2020 onwards
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
971616056C
The product you are viewing cross references to these numbers
Fits:
Porsche 971.1 Panamera - 2017 to 2020
Porsche 971.2 Panamera - 2021 to 2023
Porsche 9J1 Taycan - 2020 onwards
The valve block is a direct replacement for the vehicle's failing OE valve block. An air suspension solenoid valve block distributes air from the compressor to the air springs and air struts. Over time, valve block O-rings can dry rot and leak air causing the compressor to overwork or allow moisture to degrade the electrical solenoids components.
Diagram ref no 6Related reference numbers
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Price: €232.05
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