Technical Q&A

Welcome to PCA's source of expert advice, where our PCA National Technical Committee experts answer your questions about all things technical.

Starting & Shifting problems with 2011 Cayman PDK out of Park into any other gear based on amount of brake pedal pressure.

Sunday 12/14/2025 | 2011 | Cayman | Transmission/Clutch

Experiencing a very sensitive brake pedal. With the slightest pressure - everything is fine, car will start and can be shifted out of Park gear. If brake is depressed too much, car may not engage starter or if it does, gear is locked in Park. Vacuum was changed on brakes about 2K miles back. Porsche Dealer kept car for a week but could not replicate the issue. Where it's a bit intermittent - terribly aggravating when it occurs. ...

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Hi Peter the code for my 2012 cayenne is:P261COO

Saturday 12/13/2025 | 2012 | Cayenne | Other

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Location of aux coolant pump 2

Saturday 12/13/2025 | 2012 | Cayenne | Other

Hello, my car tripped a code dealing with the Aux coolant pump 2 ground issue. after some research I wasn’t able to locate it on the car? It’s a 2012 v6 cayenne . Any help please?

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best coolant for 981 boxster s

Saturday 12/13/2025 | 2013 | Boxster S | Heating and Ventilation

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Where is the aux #2 coolant pump located

Friday 12/12/2025 | 2012 | Cayenne | Other

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What is causing what appears to be an intermittent control board failure?

Friday 12/12/2025 | 2014 | Cayman S | Electronics

At seeming random times, a control board (I think) has a failure that disables PASM and adaptive cruise control (and one other selectable feature I do not remember). The problem has existed for some years. The problem can be cleared by stopping, turning off the car and engine by removing the key and restarting. My guess is that this "reboots" the faulty board.Typically, the car then operates fine for some time, but the fault always recurs given enough time. It sometimes occu ...

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I'm considering buying a 1998 Boxster that seller says needs a new clutch "right away." How much should I expect to pay for a new clutch? Is a Kevlar clutch recommended? Should other parts, such as the flywheel and pressure plate, be replaced at the same time as a reasonable precaution? Thx.

Friday 12/12/2025 | 1998 | Boxster | Transmission/Clutch

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Recommendations for reliable shop to conduct a PPI in/near Halifax PA

Wednesday 12/10/2025 | 2007 | 911 GT3 | Other

Hi,First time asking a question with PCA group. I own an SC and am looking at a 997.1 GT3 that’s listed in Halifax, Pennsylvania. Spoke to the salesman and would like to get an independent PPI but don’t know the landscape there.Would be great if there’s a list of shops that comes recommended.Thanks,Tony

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Is the fuel pump on a 1988 924S outside/external to the fuel tank and thereby easier to replace?

Wednesday 12/10/2025 | 1987 | 924S | Fuel System

I'm considering buying a 1988 924S that the seller says "only needs a fuel pump...ran when parked." Besides the fuel pump, what else should I be looking carefully at to get it running? Thanks!

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Do I need any extra parts besides Original Porsche AOS when replacing?

Wednesday 12/10/2025 | 2002 | Boxster S | Engine

I had heard that the factory part was changed and a different hose was needed due to length. Thanks.

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Window frame rubber guide install

Tuesday 12/09/2025 | 1988 | 911 Carrera Cabriolet | Other

Id like to replace my window frame rubber guides. I see the top 2 Allen nuts but theres 2 more behind the window seal but they are just odd looking flat circles. How do I remove these guides!?

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What are the best options for pads and rotors for

Tuesday 12/09/2025 | 2004 | Boxster S | Brakes

Street driven only, but I drive the car with some spirit

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Part#: 944-512-463-00-OEM Rear Wing Rubber Gasket Rear Wing Rubber Gasket(between glass and spoiler)

Monday 12/08/2025 | 1988 | 944 Turbo S | Body

Hello,I’m having trouble installing my new Genuine Porsche rear wing rubber gasket. Please note that I am not referring to the thick rubber hatch gasket. From what I see from the old one, each end of the gasket has a flap to cover the screw once installed. The gasket I received has ends that appear solid, whereas my old one has visible flaps. Additionally, I don’t see a separate split that would allow me to insert the screw and cover it with the flap. I tried to separate th ...

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I have a code 4440. The psm light is on also the brake light. I turned the wheel in both directions to reset the steering. I have the tool icarsoft followed the steps but the lights won't go out. Can you please help ?

Saturday 12/06/2025 | 2005 | Boxster S | Electronics

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Is there a recommend mobile mechanic or shop in my area

Saturday 12/06/2025 | 2008 | Cayenne S | Electronics

my cayenne needs a cam sensor 1 and spark plugs but has a problem with the radio powering down so it continues to drain the battery

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Hi, does anyone have a rough estimate of how many 997.2 launch edition cars were painted Porsche Racing Green? Thank you.

Friday 12/05/2025 | 2009 | 911 Carrera S | Paint

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I am removing my 3.2 engine from my 86 Carrera and would appreciate some instructions on how to build or where to purchase a rolling engine cradle.

Thursday 12/04/2025 | 1986 | 911 Carrera | Accessories

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I bought a 2024 Cayman base last year with the usual summer tires on it. It's winter now in upstate NY, and I'd still like to drive the car around as a daily driver; however, the local dealer says that it isn't possible to put either all season or M & S tires on this model. 1) Is this true? and 2) if it isn't, what is my best option--assuming there is one. Thanks in advance.

Thursday 12/04/2025 | 2024 | 718 Cayman | Wheels and Tires

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What sort of oil is recommended for a 1987 924S? Pelican Parts has an oil change kit with semi-synthetic Liqui-Moly oil. I was surprised that full synthetic oil was not used.

Thursday 12/04/2025 | 1987 | 924S | Engine

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Best bang for the buck exhaust for 997.1C4S

Wednesday 12/03/2025 | 2008 | 911 Carrera 4S | Engine

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