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Tiptronic & PDK Valve body / Control unit

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9G131701500/1KIT
Product Information
Product Information

PDK Valve Body Kit

Restore reliable gear selection and transmission operation with this OE Match PDK valve body and gearbox service kit for Porsche 987.2 Boxster, Cayman and 997.2 models.

Fits:

  • Porsche Boxster 987 MKII 2.9L 2009-12
  • Porsche Boxster S 987 MKII 3.4L 2009-12
  • Porsche Cayman 2.9L 987C MKII 2009-12
  • Porsche Cayman S / R 3.4L 987C MKII 2009-12
  • Porsche 997 MKII Carrera C2 3.6L 2009-12
  • Porsche 997 MKII Carrera C4 3.6L 2009-12
  • Porsche 997 MKII Carrera C2S 3.8L 2009-12
  • Porsche 997 MKII Carrera C4S 3.8L 2009-12
  • Porsche 997 MKII Turbo 2010-13

Diagram Ref No 7 and 11

The valve body controls hydraulic oil pressure within the PDK transmission, managing clutch engagement and gear selection for smooth, responsive gear changes.

Supplied with a gearbox sump, filter set and transmission oils, this kit provides a convenient solution for repairing a faulty PDK hydraulic control unit while servicing the gearbox.

Kit Contents

  • 1 x OE Match PDK valve body
  • 1 x PDK gearbox oil sump, including mounting bolts
  • 1 x PDK gearbox oil filter set
  • Gearbox transmission oil PDK hydraulic/clutch oil

The kit includes both transmission oil types required for the relevant gearbox circuits. Oil specifications and quantities must be confirmed for the supplied kit.

What Does It Do?

The PDK valve body directs pressurised oil through the transmission's hydraulic circuits to control clutch operation and gear selection.

The accompanying sump, filter and oils support gearbox lubrication, filtration and reliable transmission operation.

Why Is It Important?

A correctly functioning valve body is essential for accurate gear engagement and smooth PDK performance.

A faulty valve body may cause:

  • Harsh or delayed gear changes
  • Difficulty selecting gears
  • Transmission warning messages
  • Incorrect hydraulic pressure regulation
  • Gearbox entering a protective operating mode

Why Do PDK Valve Bodies Fail?

Common causes include:

  • Contaminated transmission oil
  • Worn hydraulic valves
  • Faulty pressure-control solenoids
  • Internal electrical faults
  • Heat and age-related deterioration

When Should It Be Replaced?

Replace the valve body when diagnostic testing confirms a hydraulic control fault that cannot be resolved through servicing or repair.

Symptoms such as irregular shifting, gear selection problems or transmission warning messages should be investigated before replacement.

Why Choose OE Match?

OE Match provides aftermarket replacement components for Porsche PDK gearbox repairs.

This kit combines a replacement valve body with gearbox servicing components, providing a practical alternative to purchasing the individual parts separately.

Key Features

  • OE Match aftermarket PDK valve body kit
  • For selected Porsche 987.2 Boxster, Cayman and 997.2 models
  • Replacement hydraulic control unit
  • Includes PDK gearbox sump with mounting bolts
  • Supplied with gearbox oil filter set
  • Includes gearbox and PDK hydraulic transmission oils
  • Supports reliable clutch and gear selection control
  • Suitable for specialist PDK transmission repairs
  • Alternative to a Genuine Porsche valve body

Installation Notes

Installation should be carried out by a Porsche PDK transmission specialist.

The PDK transmission uses separate oil circuits requiring different fluid specifications. These must not be mixed.

Follow Porsche procedures for valve body installation, gearbox oil filling, temperature-dependent level checks and any necessary diagnostic adaptations.

OE Match Porsche 987.2 & 997.2 PDK Valve Body Repair Kits

The Porsche 987.2 Boxster, Cayman and 997.2 911 use seven-speed PDK dual-clutch transmissions with hydraulic control systems responsible for clutch engagement and gear selection.

The OE Match PDK valve body kit provides an aftermarket replacement solution for compatible transmissions, combining the hydraulic control unit with a gearbox sump, filter set and transmission oils.

Designed for specialist PDK repairs, the kit helps restore reliable hydraulic operation while allowing associated gearbox maintenance to be completed.



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9G131701500
9G131701500

The product you are viewing cross references to these numbers
9G131701500/1KIT1
Product Information
Product Information

PDK Valve Body, Sump and Filter Kit

Restore reliable gear selection and transmission performance with this OE Match PDK valve body replacement kit for Porsche 987.2 Boxster, Cayman and 997.2 models.

Fits:

  • Porsche Boxster 987 MKII 2.9L 2009-12
  • Porsche Boxster S 987 MKII 3.4L 2009-12
  • Porsche Cayman 2.9L 987C MKII 2009-12
  • Porsche Cayman S / R 3.4L 987C MKII 2009-12
  • Porsche 997 MKII Carrera C2 3.6L 2009-12
  • Porsche 997 MKII Carrera C4 3.6L 2009-12
  • Porsche 997 MKII Carrera C2S 3.8L 2009-12
  • Porsche 997 MKII Carrera C4S 3.8L 2009-12
  • Porsche 997 MKII Turbo 2010-13

Diagram Ref No 7 and 11

The valve body controls hydraulic pressure within the PDK transmission, regulating clutch engagement and gear changes. Supplied with a replacement gearbox sump, mounting bolts and oil filter set, this kit provides the essential components for specialist PDK gearbox repairs.

Kit Contents

  • 1 x PDK Valve Body
  • 1 x PDK Gearbox Oil Sump, including mounting bolts
  • 1 x PDK Gearbox Oil Filter Set, including associated seals and fixings

Transmission oil is not included and must be purchased separately.

What Does It Do?

The PDK valve body directs hydraulic pressure through the transmission to control clutch engagement and gear selection.

The replacement sump and filter set help maintain clean transmission fluid and protect internal gearbox components from contamination.

Why Is It Important?

A correctly functioning valve body is essential for smooth and responsive PDK operation.

A faulty valve body may cause:

  • Harsh or delayed gear changes
  • Difficulty selecting gears
  • Transmission warning messages
  • Irregular clutch engagement
  • Gearbox entering a protective mode

Why Do PDK Valve Bodies Fail?

Common causes include:

  • Contaminated transmission fluid
  • Worn hydraulic valves
  • Faulty pressure-control solenoids
  • Internal electrical faults
  • Heat and age-related deterioration

When Should It Be Replaced?

Replacement is recommended when diagnostic testing confirms a valve body or hydraulic control fault.

It should be considered when investigating persistent shifting problems, gear selection faults or transmission warning messages.

Why Choose OE Match?

OE Match provides aftermarket replacement components for Porsche PDK transmission repairs.

This kit combines the valve body, gearbox sump and filter set in one convenient package, providing a practical alternative to purchasing individual components.

Key Features

  • OE Match aftermarket PDK valve body kit
  • For selected Porsche 987.2 Boxster, Cayman and 997.2 models
  • Includes replacement hydraulic valve body
  • Supplied with gearbox oil sump and mounting bolts
  • Includes PDK oil filter set
  • Supports accurate clutch engagement and gear selection
  • Suitable for specialist gearbox servicing and repairs
  • Alternative to Genuine Porsche replacement components

Installation Notes

Installation should be carried out by a Porsche PDK transmission specialist.

Inspect the gearbox electrical connections, seals and hydraulic components before fitting.

Use the correct Porsche-approved transmission fluids and follow the manufacturer's procedures for filling, oil-level checks and gearbox adaptations.

OE Match Porsche 987.2 & 997.2 PDK Valve Body Repair Kits

The Porsche 987.2 Boxster, Cayman and 997.2 911 use seven-speed PDK dual-clutch transmissions with hydraulic valve bodies responsible for controlling clutch operation and gear changes.

The OE Match PDK valve body kit provides an aftermarket replacement solution for compatible transmissions, combining the hydraulic control unit with a gearbox oil sump and filter set.

Replacing defective components helps restore reliable gearbox operation while allowing associated transmission maintenance to be completed.



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9G131701500
9G131701500

The product you are viewing cross references to these numbers
PDKDS
Product Information
Product Information
PDK Distance & Speed Sensor for 7-Speed PDK

A direct replacement internal PDK distance and speed sensor assembly for Porsche models equipped with the 7DT45 or 7DT70 7-speed PDK transmission. The sensor combines the distance and speed sensing components with the wiring harness and OEM-style connector in an integrated assembly, allowing the faulty original unit to be removed and replaced without modifying or splicing the wiring..

Fits:
Porsche 987.2 Boxster  2009 - 2012
Porsche 981 Boxster 2012 - 2016
Porsche 981 Boxster Spyder 3.8L 2016
Porsche 718 (982) Boxster  2017>>

Porsche 987C.2 Cayman 2009 - 2012
Porsche 981 Cayman 2013 - 2016
Porsche 718 (982) Cayman 2017>>
Porsche 718 (982) GT4 4.0L 2019>>

Porsche 997.2 2009 - 2012
Porsche 991.1 2012 - 2016
Porsche 991.2 2017 - 2019

Designed to address common internal PDK sensor failures that can cause transmission warning messages, fault codes, limp mode and loss of normal transmission operation.

What Does the PDK Distance & Speed Sensor Do?

The Porsche PDK transmission relies on internal sensors to monitor the position and movement of its shift mechanisms.

These signals allow the PDK control system to determine which gears are selected and accurately control gear engagement. If the sensor produces an incorrect, intermittent or implausible signal, the transmission control unit may no longer be able to reliably determine the position of the relevant shift rod.

This can trigger fault codes, dashboard warnings or transmission failsafe/limp mode.

Common Symptoms of PDK Sensor Failure

A failing distance or speed sensor may cause:

  • PDK transmission warning messages
  • Transmission entering limp or failsafe mode
  • Loss of normal gear selection
  • Difficulty selecting particular gears Loss of reverse gear
  • Intermittent transmission operation
  • Vehicle becoming undrivable
  • “Transm. fault Poss. no R gear…” or similar dashboard warnings
  • Stored PDK transmission fault codes

These symptoms can have other causes, so correct diagnostic testing should always be carried out before replacing the sensor.

Why Replace the Sensor Instead of the Complete PDK Transmission?

An internal sensor fault does not necessarily mean that the complete PDK gearbox has mechanically failed.

Where professional diagnosis confirms that the distance/speed sensor is responsible for the fault, replacing the defective internal sensor can provide a significantly more economical repair than replacing the complete transmission.

This makes the sensor particularly valuable for Porsche specialists and transmission repairers carrying out component-level PDK repairs.

New Integrated Sensor Assembly

The sensor is supplied as a brand-new component and is not used, salvaged or remanufactured.

Its integrated construction incorporates the sensor harness and OEM-style plug, eliminating the need to splice or modify the wiring during installation.

The housing is precision CNC-machined from aluminium alloy to provide excellent thermal stability and resistance to the high temperatures, vibration and demanding operating conditions found inside the PDK transmission.

Technical Design Features

The sensor incorporates several features designed to provide accurate and stable operation:

  • Integrated sensor and wiring harness assembly
  • No wiring modification or splicing required
  • Dual-axis induction design
  • Designed for strong resistance to electrical interference
  • Automotive-grade integrated electronics
  • Centralised chip layout for stable signal transmission
  • 0.2mm ultra-thin PEEK sensing window
  • Designed to minimise eddy-current effects
  • CNC-machined aluminium alloy housing
  • Improved resistance to heat and vibration
  • Designed to address heat-related deterioration associated with original sensors

Common Porsche PDK Fault Codes

A failed distance sensor can be associated with a number of Porsche PDK diagnostic trouble codes, including:

  • P1731 – Displacement Sensor Shift Rod Gears 4/6: Implausible Signal
  • P1732 – Displacement Sensor Shift Rod Gears 5/7: Implausible Signal
  • P1733 – Displacement Sensor Shift Rod Gears 1/3: Implausible Signal
  • P1734 – Displacement Sensor Shift Rod Gears 2/R: Implausible / Incorrect Signal
  • P1735 – Distance Sensor Shift Rod Gears 4/6: Short-Term Fault
  • P1736 – Distance Sensor Shift Rod Gears 5/7: Short-Term Fault
  • P1737 – Distance Sensor Shift Rod Gears 1/3: Short-Term Fault
  • P1738 – Distance Sensor Shift Rod Gears 2/R: Short-Term Fault

The presence of one of these codes does not automatically confirm sensor failure. The transmission should be professionally diagnosed before parts are replaced.

Compatible PDK Transmissions

  • 7DT45 7-speed PDK
  • 7DT70 7-speed PDK

Not compatible with Porsche 911 992 models, as the 992 generation does not use the 7DT45 or 7DT70 PDK transmission.

Transmission type should always be confirmed before ordering, as model designation alone does not guarantee compatibility.

Professional Installation Required

Replacement of internal PDK sensors is a specialist procedure and should not be considered a simple DIY repair.

Installation should be carried out by an experienced Porsche or PDK transmission specialist with the appropriate diagnostic equipment.

Correct diagnosis, installation, calibration and programming are essential to ensure the transmission operates correctly after replacement.

PDK Distance & Speed Sensor Replacement

PDK transmission problems can sometimes result in owners being advised that a complete gearbox replacement is required. However, when diagnostic testing identifies an internal distance or speed sensor as the source of the problem, component-level repair may provide a considerably more cost-effective solution.

Replacing the faulty sensor allows a qualified transmission specialist to repair the affected part of the PDK system without automatically replacing an otherwise serviceable transmission.

For Porsche 997, 991, 987, 981 and 718 models equipped with compatible 7DT45 or 7DT70 transmissions, this replacement sensor provides a purpose-designed solution for repairing confirmed internal PDK sensor faults.

PDKDS/1
Product Information
Product Information

911 PDK Distance & Speed Sensor

The Porsche PDK Distance and Speed Sensor is a critical component in the dual-clutch transmission system of the 911. It continuously supplies the transmission control unit (TCU) with real-time position data of the gear shift rods and wheel/turbine speed. This data ensures precise gear engagement, fast shifts and smooth driving performance in everyday and high-load conditions.

Fits:
Porsche 997 MKII Carrera C2 3.6L 2009-12
Porsche 997 MKII Carrera C4 3.6L 2009-12
Porsche 997 MKII Carrera C2S 3.8L 2009-12
Porsche 997 MKII Carrera C4S 3.8L 2009-12
Porsche 997 MKII GT3 2010-11
Porsche 997 MKII Turbo 2010-13
Porsche 997 MKII GT2 RS 2011-13
Porsche 991.1 Carrera C2 3.4L (350Bhp) 2012-16
Porsche 991.1 Carrera C2S / GTS 3.8L (400/430 Bhp) 2012-16
Porsche 991.1 Carrera C4 3.4L (350Bhp) 2012-16
Porsche 991.1 Carrera C4S / GTS 3.8L (400/430 Bhp) 2012-16
Porsche 991.1 Turbo 3.8L (520bhp) 2014-16
Porsche 991.1 Turbo S 3.8L (560Bhp) 2014-16
Porsche 991.1 R 4.0L (500 Bhp) 2016
Porsche 991.1 GT3 3.8L (475Bhp) 2014-16
Porsche 991.1 GT3 RS 4.0L (500Bhp) 2015-16
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
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
Porsche 991 GT3 Cup 2018-2019

Without accurate distance and speed sensor input, the PDK system can behave unpredictably, losing its ability to shift gears correctly. When the TCU cannot detect gear positions or speed signals, it may lock the gearbox into one gear or enter a safe “limp mode,” severely limiting vehicle performance and drivability.

Please Note
The PDKDS/1 and PDKDS/2 sensors are designed for different Porsche PDK transmission layouts. The 911 transmission is effectively a mirror image of the Boxster/Cayman gearbox, meaning the sensor is mounted in the opposite orientation.

While the Nordlicht sensor can be flipped and used in both applications, the advanced sensing technology used in the OE Match sensor requires the internal sensing elements to remain correctly positioned relative to the gearbox internals. For this reason, the PDKDS and PDKDS/1 sensors use different internal orientations and are not interchangeable.

By developing a dedicated sensor for each transmission type, the output can be calibrated far more accurately to match OEM specifications. This results in improved performance, easier calibration, and greater reliability compared to universal aftermarket sensors.

Why Distance and Speed Sensors Fail

PDK gearbox sensors are exposed to extreme heat, torque spikes and constant vibration over time. Common reasons these sensors fail include:

  • Wear from prolonged exposure to high transmission temperatures
  • Electrical issues like broken connections, short circuits or degraded wiring
  • Normal mechanical degradation from age and mileage
  • Contaminated transmission fluid affecting sensor integrity

When these sensors start to fail, the transmission control unit receives incorrect or no data, which triggers fault codes and incorrect gear shift behavior.

Common Fault Signs and Error Codes

Drivers and technicians often identify distance and speed sensor failures by diagnostic trouble codes or visible symptoms, such as:

  • PDK gearbox fault warning on dashboard
  • Gearbox stuck in a single gear or neutral Jerky or delayed gear changes
  • Error codes like P1731 to P1734 for distance sensor issues
  • Fault codes such as P0730, P1743, P1744 related to speed sensor faults

These indications show that the sensor no longer reports accurate position and speed information to the transmission control unit.

Why You May Need a Replacement Sensor

If your Porsche 911 shows gearbox faults or fails to shift smoothly, a renewed PDK distance and speed sensor can restore proper transmission operation without resorting to costly gearbox replacement. Unlike full transmission swaps, which can run into tens of thousands of pounds, replacing the internal high-quality sensor pack offers a targeted fix that restores driveability and performance.

For performance enthusiasts, frequent track use or high-mileage 911s, replacing failing sensors early can prevent further internal wear, avoid limp mode events and protect expensive transmission hardware.

Quality Replacement Parts for Porsche PDK Transmissions

At Design911, we source high-integrity PDK distance and speed sensors designed to meet or exceed OEM specifications for Porsche 911 models equipped with ZF 7DT45 or 7DT70 transmissions. These units are engineered for durability in high-heat, high-load environments and are supplied as complete assemblies with harness and connectors where applicable.

Upgrading or replacing the PDK distance and speed sensor is essential for:

  • Porsche 911 owners experiencing gearbox fault codes
  • Drivers who want reliable shifting and transmission response
  • Vehicles with high mileage or extreme usage conditions
  • Preventative maintenance before major transmission failures              
Special Order item
9G131701500
Product Information
Product Information

PDK Valve Body

The PDK Valve Body is a replacement hydraulic control component for selected Porsche Boxster, Cayman and 911 models fitted with the 7-speed PDK dual-clutch transmission.

Fits:

  • Porsche Boxster 987 MKII 2.9L 2009-12
  • Porsche Boxster S 987 MKII 3.4L 2009-12
  • Porsche Cayman 2.9L 987C MKII 2009-12  
  • Porsche Cayman S / R 3.4L 987C MKII 2009-12
  • Porsche 997 MKII Carrera C2 3.6L 2009-12
  • Porsche 997 MKII Carrera C4 3.6L 2009-12
  • Porsche 997 MKII Carrera C2S 3.8L 2009-12
  • Porsche 997 MKII Carrera C4S 3.8L 2009-12
  • Porsche 997 MKII Turbo 2010-13

Diagram Ref No 11

It controls the flow and pressure of transmission oil within the gearbox, helping operate the clutches and gear selection mechanisms for smooth, precise gear changes.

Not suitable for manual transmissions.

What Does It Do?

The PDK valve body directs pressurised transmission oil through internal hydraulic passages to control gear selection and clutch operation.

Working with the gearbox electronic control system, it helps deliver fast, accurate gear changes in both automatic and manual driving modes.

Why Is It Important?

A correctly functioning valve body is essential for smooth and reliable PDK operation.

A faulty valve body can contribute to:

  • Harsh or delayed gear changes Jerking or hesitation when selecting gears
  • Difficulty engaging Drive or Reverse
  • Transmission warning messages
  • Gear selection or hydraulic pressure faults

These symptoms can also have other causes, so diagnosis is essential.

Why Does It Fail?

Common causes of valve body problems include:

  • Contaminated or deteriorated transmission oil
  • Blocked hydraulic passages
  • Internal valve wear or sticking
  • Hydraulic pressure regulation faults
  • Electrical or solenoid-related problems

When Should It Be Replaced?

Replacement may be required if:

  • Diagnostic testing confirms an internal valve body fault
  • Gear changes remain irregular despite appropriate servicing
  • Hydraulic pressure faults are traced to the valve body
  • Internal damage or excessive wear is identified
  • A gearbox repair requires replacement of the hydraulic control assembly

Checks & Installation

Check diagnostic fault codes, transmission oil condition and hydraulic pressure before replacement.

Installation should be carried out by a Porsche PDK transmission specialist using the correct workshop procedures.

The gearbox may require fluid level adjustment, diagnostic checks and relevant adaptation procedures after installation.

Key Features

  • Replacement PDK gearbox valve body
  • Hydraulic control for gear selection and clutch operation
  • Helps regulate transmission oil pressure
  • Supports smooth and precise gear changes
  • Suitable for selected Porsche 987.2 and 997.2 PDK gearboxes
  • Replacement for a confirmed faulty valve body
  • Suitable for specialist transmission repairs

Porsche 987.2 & 997.2 PDK Gearbox Valve Bodies and Transmission Parts

The Porsche PDK valve body plays an important role in controlling hydraulic pressure, clutch engagement and gear selection within the dual-clutch transmission.

The  valve body is intended for selected Porsche 987.2 Boxster, Cayman and 997.2 911 PDK gearboxes. Replacing a confirmed faulty unit can help restore correct hydraulic operation and improve gear change consistency.



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9G131701500
9G131701500

The product you are viewing cross references to these numbers
9G131701500/1
Product Information
Product Information

PDK Valve Body

The OE Match PDK Valve Body is a replacement hydraulic control unit for selected Porsche 987.2 Boxster, Cayman and 997.2 911 models fitted with the 7-speed PDK dual-clutch gearbox.

Fits:

  • Porsche Boxster 987 MKII 2.9L 2009-12
  • Porsche Boxster S 987 MKII 3.4L 2009-12
  • Porsche Cayman 2.9L 987C MKII 2009-12
  • Porsche Cayman S / R 3.4L 987C MKII 2009-12
  • Porsche 997 MKII Carrera C2 3.6L 2009-12
  • Porsche 997 MKII Carrera C4 3.6L 2009-12
  • Porsche 997 MKII Carrera C2S 3.8L 2009-12
  • Porsche 997 MKII Carrera C4S 3.8L 2009-12
  • Porsche 997 MKII Turbo 2010-13

Diagram Ref No 11

It controls the flow and pressure of transmission oil within the gearbox, helping operate the clutches and gear selection mechanisms for smooth, precise gear changes.

Not suitable for manual transmissions.

What Does It Do?

The PDK valve body directs pressurised transmission oil through internal hydraulic passages to control gear selection and clutch operation.

Working with the gearbox electronic control system, it helps deliver fast, accurate gear changes in both automatic and manual driving modes.

Why Is It Important?

A correctly functioning valve body is essential for smooth and reliable PDK operation.

A faulty valve body can contribute to:

  • Harsh or delayed gear changes Jerking or hesitation when selecting gears
  • Difficulty engaging Drive or Reverse
  • Transmission warning messages
  • Gear selection or hydraulic pressure faults

These symptoms can also have other causes, so diagnosis is essential.

Why Does It Fail?

Common causes of valve body problems include:

  • Contaminated or deteriorated transmission oil
  • Blocked hydraulic passages
  • Internal valve wear or sticking
  • Hydraulic pressure regulation faults
  • Electrical or solenoid-related problems

When Should It Be Replaced?

Replacement may be required if:

  • Diagnostic testing confirms an internal valve body fault
  • Gear changes remain irregular despite appropriate servicing
  • Hydraulic pressure faults are traced to the valve body
  • Internal damage or excessive wear is identified
  • A gearbox repair requires replacement of the hydraulic control assembly

Checks & Installation

Check diagnostic fault codes, transmission oil condition and hydraulic pressure before replacement.

Installation should be carried out by a Porsche PDK transmission specialist using the correct workshop procedures.

The gearbox may require fluid level adjustment, diagnostic checks and relevant adaptation procedures after installation.

Key Features

  • Replacement PDK gearbox valve body
  • Hydraulic control for gear selection and clutch operation
  • Helps regulate transmission oil pressure
  • Supports smooth and precise gear changes
  • Suitable for selected Porsche 987.2 and 997.2 PDK gearboxes
  • Replacement for a confirmed faulty valve body
  • Suitable for specialist transmission repairs

Porsche 987.2 & 997.2 PDK Gearbox Valve Bodies and Transmission Parts

The OE Match Porsche PDK valve body plays an important role in controlling hydraulic pressure, clutch engagement and gear selection within the dual-clutch transmission.

The  valve body is intended for selected Porsche 987.2 Boxster, Cayman and 997.2 911 PDK gearboxes. Replacing a confirmed faulty unit can help restore correct hydraulic operation and improve gear change consistency.



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9G131701500
9G131701500

The product you are viewing cross references to these numbers
Special Order item
9G131761500
Product Information
Product Information
Wire harness for PDK valve body / hydraulic control unit. 

Fits:
Models Equipped With PDK Transmission (PR 250)
Porsche 997-2 Carrera 2009-12
Porsche 997-2 Turbo 2010-13

Diagram ref. 27.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9G131761500
9G131761500

The product you are viewing cross references to these numbers
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About Tiptronic & PDK Valve body / Control unit

Porsche Tiptronic & PDK Valve Bodies / Control Units | Precision Gear Control & Transmission Performance

The valve body or control unit is the intelligent core of your Porsche’s automatic or dual-clutch (PDK) gearbox. It regulates hydraulic pressure and controls gear selection electronically and mechanically, ensuring smooth gear shifts, rapid response, and consistent performance. A healthy valve body is essential for maintaining seamless shifting, transmission efficiency, and drivability.

At Design911, we supply precision-engineered Tiptronic and PDK valve bodies and transmission control units designed to meet or exceed original performance standards. Built using advanced materials and electronically calibrated for reliability, our valve bodies ensure precise fluid control and fault-free operation under all driving conditions.

Whether you’re resolving gear shift issues, transmission errors, or rebuilding a high-performance drivetrain, our valve bodies and control units deliver the accuracy, responsiveness, and reliability your Porsche deserves.

What Do Tiptronic & PDK Valve Bodies / Control Units Do?

The valve body or control unit is the command centre of the automatic or dual-clutch transmission, directing hydraulic fluid to activate the correct clutch packs and gear changes.

Core Functions:

  • Controls gear changes through hydraulic and electronic actuation.
  • Regulates transmission oil flow and clutch pressure.
  • Ensures smooth, accurate, and rapid gear engagement.
  • Communicates with the vehicle ECU to optimise performance and efficiency.
  • Maintains consistent shift quality under all load conditions.

Without a properly functioning valve body or control unit, the transmission may experience harsh shifting, slipping, or error codes — affecting both performance and drivability.

Why Do Tiptronic & PDK Valve Bodies Fail or Malfunction?

Over time, the valve body or control unit can wear or fail due to contamination, heat stress, or electrical faults. Fluid degradation and mechanical wear are the most common causes of shifting irregularities.

Common Causes of Failure Include:

  • Contaminated or degraded transmission fluid causing valve sticking.
  • Solenoid failure or electrical short circuits.
  • Internal wear of hydraulic channels leading to pressure loss.
  • Heat damage or corrosion to valve components.
  • Software communication faults or control module errors.

When failure occurs, symptoms can include delayed gear engagement, harsh shifts, limp mode activation, or diagnostic transmission fault codes.

Why Replace Your Porsche Tiptronic / PDK Valve Body or Control Unit?

Replacing or refurbishing a faulty valve body restores proper hydraulic control and shift precision, eliminating jerky or inconsistent gear changes. High-quality replacements or performance-calibrated units can also improve response times and overall transmission longevity.

Key Benefits:

  • Restores smooth, precise gear shifts and optimal clutch pressure.
  • Resolves gear slipping, harsh changes, and limp mode errors.
  • Improves transmission efficiency and responsiveness.
  • Extends the lifespan of clutches and internal gearbox components.
  • Suitable for Porsche Tiptronic and PDK-equipped models.
  • Ideal for transmission rebuilds, servicing, and performance upgrades.

Replacing or upgrading the valve body during transmission servicing ensures optimal performance and prevents secondary gearbox wear.

Highlights

  • Premium Porsche Tiptronic and PDK valve bodies / control units.
  • Engineered for precise fluid regulation and reliable shifting.
  • Eliminates gear slip, vibration, and shift delay.
  • Compatible with Porsche 911, Cayman, Boxster, Panamera, and more.
  • Available as direct-fit replacements or remanufactured units.
  • Essential for gearbox rebuilds, diagnostics, and performance tuning.       

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