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Old Sep 24, 2005 | 07:16 AM
  #95 (permalink)  
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weverb
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Mine did not go so well. My car seems to be plagued with problems again. This time it seems to be an electrical problem. Scott was doing a great job smoothing out the A/F ratio to almost a perfectly flat line. Once he was happy with it, he started on the boost map. That is when the car decided not to behave. It was fine until about 3200 rpm and then it started to sputter and not make boost. Scott thought at first a boost leak, but everything checked out tight. He noticed he was only getting 9.8 to 12.2 volts. Normally he should be reading 13.8 volts. So maybe it is a bad battery. We tryied cleaning the terminals and only got a small improvement.

I had changed the plugs (1 degree colder copper for 1 degree colder platinums) the day before, so we thought maybe bad plug. Maybe even bad coil pack. I have not gotten any misfire CELs. I brought the car pack to the shop that changed the plugs (and some fluids). He metered the battery at 13.8 volts and put the old platinum plugs back in (they still looked ok). The plugs once again made a very small improvement. The mechanic did mention the filter was very dirty. So today's tasks are to clean the battery terminals and air filter really good. Also to check the volts at the cigarette lighter to see if the volts are getting to the car. I am also going to put the old map that I showed up with back in and see if the problem goes away.

At this point, I am very discourged with the car. Scott has done a great job trying to road tune a 109k+, big turbo, WRX with a Utec. I think he has sworn off Utec and high mileage Subies from now on.

Last edited by weverb; Sep 24, 2005 at 07:22 AM.
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