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Old 05-28-2010, 09:46 AM   #1
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Quote:
Originally Posted by Tranlm
Before you do! I've become really interested in your problem and did a google search online for possible issues (looked up "car won't go above 3000 rpm"). Here are some possible problems: Bad coil pack, bad gas, killed cylinder, bent valves, miswired ecu, error with MAF sensor.

For some reason, I really think the MAF is the culprit. One guy was able to fix it just by deleting the error code for the MAF (http://my.is/forums/f88/car-wont-go-over-3-000-rpms-fixed-185321/). The code wouldn't reset on its own via disconnecting the battery.

With that in mind, please try and ask the mechanic to use his diagonstic testing reader. Maybe the code will pop up. If it does, then he can delete it and hopefully it'll solve the problem.

tran
Thanks! I'm still leaning a bit towards MAF, but I don't want to keep throwing money at it just to find out it's something beyond my scope (such as a fuel pump). I highly doubt bent valves or killed cylinder would be it as they're cause a catastrophic failure.

That being said, if it is only the MAF, I'm only being charged for a diagnostic fee that's under $100, and it's about time to have a good 1 over by a pro since I've put 30k on it since the last time anyone other than myself has done any work on it.

Keep your fingers crossed that it IS just the MAF.
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Jonny Wonder
1999 Porsche Boxster 5 Spd
Stock, with GAHH A5 Glass top.
Previous Toys:
2005 RX-8, RIP
1989 GTA, 5 Speed, Procharger Supercharger and 2 Core Intercooler, 1 3/4" headers, 3" Flomaster Exhaust, cat-delete, digital ignition, bigger fuel injectors
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Old 05-28-2010, 05:38 PM   #2
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Well I brought the 986 into Bauer's in Oakland, and we looked it over for a couple hours. They ran the voltage, and it seems unlikely to be the alternator. The fuel readouts are all good, so unlikely to be the fuel pump. There's no single cylinder not getting spark. Conclusion? Best case, MAF. Worst case? They're thinking the flywheel possibly is misaligned. Said they've seen it before.

Tomorrow we find out if it's the MAF; they have an extra one for testing purposes.

Jon
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Jonny Wonder
1999 Porsche Boxster 5 Spd
Stock, with GAHH A5 Glass top.
Previous Toys:
2005 RX-8, RIP
1989 GTA, 5 Speed, Procharger Supercharger and 2 Core Intercooler, 1 3/4" headers, 3" Flomaster Exhaust, cat-delete, digital ignition, bigger fuel injectors
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Old 05-29-2010, 08:41 AM   #3
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I've used Bauer Porsche Repair for 5 years . Your car is in good hands. Tell Brian and Chris hi from Lee
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Old 06-01-2010, 08:27 AM   #4
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Quote:
Originally Posted by leeedwards
I've used Bauer Porsche Repair for 5 years . Your car is in good hands. Tell Brian and Chris hi from Lee
You're right; they are good. MAF swapped in, and they double checked everything, and my ride is ready for pickup this afternoon. One hour of labor, and were extremely honest and straightforward. I'll be using them moving forward for anything of the complex variety (though this wasn't hard, it's nice to know that everything's all good).

Jon
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Jonny Wonder
1999 Porsche Boxster 5 Spd
Stock, with GAHH A5 Glass top.
Previous Toys:
2005 RX-8, RIP
1989 GTA, 5 Speed, Procharger Supercharger and 2 Core Intercooler, 1 3/4" headers, 3" Flomaster Exhaust, cat-delete, digital ignition, bigger fuel injectors
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