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Recommended Posts

Posted

I live in SD and have a 99' C2, which just recently had the orange check engine light turn on... I went back and tightened all the caps "hand tight" and restarted the engine a few times and still no change. It seems to run fine, no leaks or fliud on the ground...but the light won't go away.

One thing that I found odd was when you first turn the key one click to the right... normally the oil pressure guage counts down from 5,4,3,2,1...& then displays your oil level. I noticed after a few tries of turning the ignition off-n-on, the time changed to a 9:00 minute count down, to 40 second countdown and back to a 5 second countdown randomly.... I also hear clicking under my dash or in my trunck region when this is analyzing upon start up....

I must confess... I just bought the car and am an idiot when it comes to this stuff...

I must also confess I was racing my friend's 2001 C4 last night up the 5 freeway to Del Mar... We never went faster than 102... but were doing a fair share of lets just say...."merging with traffic and the occasional down shifting into 4th..."

thansk for your help...

Paul :unsure:

  • Admin
Posted

In order to reset the ce light you will need a scan tool or disconnect the battery for 5 minutes. If you do the later then you will need the radio code and also need to reset the clock.

If after a reset the light comes on again then you have not solved the problem and likely need to use a scan to readout the "Pcode". From that you should be able to zoom in on potential causes.

Posted

Our local Autozone stores will run the OBDII scan for free, and the guys tere are usually pretty excited about doing it on a Porsche! Worked for me, and they even turned off the CEL light for me. :thumbup:

Dean

Posted

:( Took it to Pioneer Porsche in San Diego and it turned out to be the mass air flow sensor or something .... Good news it that $615 later my car runs like a top...

When I spoke with the service tech "Sean Puno" he said :

The part was only $200-$300 but the labor resetting all the computerized air/engine/compression settings was what is so costly...

Along with that they took two post installation test drives and re-adjusted the settings twice for optimum performance.

I asked if it was my crazy driving or possibly the previous owner's fault, think poor upkeep, he said..."Nope, It just goes..." It wasn't you or anyone elses fault....

So then I asked him if I unplug the battery for 5+ minutes, would that turn of the light and/or clear the computer... He said no and that trick only applies to different year models... not my 99'

Paul

Let me know your thoughts... As I said before I am kinda naive as to this stuff.

  • 4 years later...
Posted
:( Took it to Pioneer Porsche in San Diego and it turned out to be the mass air flow sensor or something .... Good news it that $615 later my car runs like a top...

When I spoke with the service tech "Sean Puno" he said :

The part was only $200-$300 but the labor resetting all the computerized air/engine/compression settings was what is so costly...

Along with that they took two post installation test drives and re-adjusted the settings twice for optimum performance.

I asked if it was my crazy driving or possibly the previous owner's fault, think poor upkeep, he said..."Nope, It just goes..." It wasn't you or anyone elses fault....

So then I asked him if I unplug the battery for 5+ minutes, would that turn of the light and/or clear the computer... He said no and that trick only applies to different year models... not my 99'

Paul

Let me know your thoughts... As I said before I am kinda naive as to this stuff.

yeah, I've had other problems with Pioneer and the fellow you mentioned! That's why I love to drive by there and honk after reading how to DIY right here.

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