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Old 09-02-2007   #2
gbrtng
 
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Join Date: Feb 2006
Location: San Antonio area
Posts: 1,182
Default Re: Help!! 91 missing/underpower issue

Quote:
Originally Posted by SDZR-1
Ok...been experiencing this for about 3 days now...pulled codes and only found throttle position sensor to be too high but it was only showing .3 volts. service engine light came on twice today for about 5 seconds each time. to describe it best there is a clattering sound (sounds similar to a lifter clattering) that comes from underside of engine (maybe tranny, I cant tell for sure) that goes away with a bit of throttle. it is also missing and has less than superior power, although I can feel the secondaries open up at full power. I have spark to all plugs. I dont know what else to check, any tips would be greatly appreciated. Also, fuel mileage seems to have dropped quite significantly.

thank you
Jarvis Bruhn
Pull the spark plugs - bet you find a bad one ...
What is/are the SES code(s) ?
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