PDK Valve Body. Porsche 981 / 718 Boxster / Cayman / 991.1 / 991.2 › 9G131701505

PDK Valve Body

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

Fits:

• Porsche Boxster 981 2.7L 2012-16
• Porsche Boxster 981 S / GTS 3.4L 2012-16
• Porsche Boxster 718 2.0L PDK (300 Bhp) 2017>>
• Porsche Boxster S 718 2.5L PDK (350 Bhp) 05/2017>>
• Porsche Boxster T 718 2.0L PDK (300 Bhp) 01/2019>>
• Porsche Boxster GTS 718 2.5L PDK (365 Bhp) 05/2017>>
• Porsche Boxster GTS 718 4.0L PDK (400 Bhp) 01/2019>>
• Porsche Boxster 25 Years 718 4.0L PDK (400 Bhp) 01/2020>>
• 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 GT3 3.8L (475 Bhp) 2014-16
• Porsche 991.1 GT3 RS 4.0L (500 Bhp) 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 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 Cayman 718 2.0L PDK (300 Bhp)
• Porsche Cayman S 718 2.5L PDK (350 Bhp)
• Porsche Cayman T 718 2.0L PDK (300 Bhp)
• Porsche Cayman GTS 718 2.5L PDK (365 Bhp)
• Porsche Cayman GTS 718 4.0L PDK (400 Bhp)
• Porsche Cayman GT4 718 4.0L / GT4 RS 718 4.0L

Diagram Ref No 11

It regulates hydraulic pressure and directs transmission oil to control clutch engagement and gear selection, helping deliver smooth, fast and accurate gear changes.

What Does It Do?

The PDK valve body controls the flow and pressure of transmission oil through the gearbox's hydraulic circuits.

Working with the electronic transmission control system, it operates the clutch and gear selection mechanisms to provide quick, consistent gear changes.

Why Is It Important?

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

A faulty unit may cause:

• Harsh or delayed gear changes Jerking or hesitation during acceleration
• Difficulty selecting Drive or Reverse
• Irregular clutch engagement
• Gearbox warning messages
• Transmission hydraulic pressure faults

Why Does It Fail?

Common causes include:

• Contaminated or deteriorated transmission oil
• Blocked hydraulic passages
• Worn or sticking internal valves
• Hydraulic pressure regulation problems
• Electrical or solenoid faults
• Internal component wear

When Should It Be Replaced?

Replacement may be required when:

• Diagnostic testing confirms a valve body fault
• Gear changes become consistently harsh or irregular
• Hydraulic pressure faults are traced to the unit
• Internal damage or excessive wear is identified
• Gearbox repairs require a replacement hydraulic control assembly

Always diagnose the transmission before replacing the valve body.

Checks & Installation

Check gearbox fault codes, transmission oil condition and hydraulic pressure before installation.

Replacement should be carried out by a Porsche PDK specialist following the correct workshop procedures.

Transmission oil servicing, diagnostic checks and gearbox adaptation procedures may be required after fitting.

Key Features

• Replacement PDK gearbox valve body
• Hydraulic control of clutch engagement and gear selection
• Regulates transmission oil pressure
• Supports smooth and precise gear changes
• Suitable for selected Porsche 981, 718 and 991 PDK gearboxes
• Replacement for a confirmed faulty hydraulic control unit

Porsche 981 / 718 / 991 PDK Valve Bodies & Transmission Repair Parts

The PDK valve body is an essential part of the Porsche dual-clutch transmission, controlling hydraulic pressure, clutch operation and gear selection.

The  hydraulic control unit is suitable for selected Porsche 981 Boxster and Cayman, 718 Boxster and Cayman, and 991.1 / 991.2 Carrera PDK gearboxes. Replacing a faulty unit can help restore correct transmission operation and consistent gear changes.

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

9G131701505

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