[John_AZ]

Originally Posted by blk924s

Loaded, the car passes with the specs right were they should be.
The car runs decently, and pulls strong vacuum at idle. So far i'm thinking it could be the AFM being worn out, the DME could have a fault, or mayber the throttle position sensor?? Any ideas of how to test these or other possible culprits for problems? Thanks

"Loaded the car passes..... My first suggestion is the TPS and to check all items go to www.Clarks-Garage.com for instructions.

It could be as simple as dirt and corrosion at the plug ins. Clean with contact cleaner and put some diaelectric grease in female boots.

He may have a bad "new" O2 sensor. Did he get a Bosch or an inexpensive universal? When he put it in did he have to cut the wires? If he cut the wires, did he follow the "DO NOT SOLDER RULE"?
http://reviews.ebay.com/UNIVERSAL-OXYGEN-SENSOR-INSTALLATION-INSTRUCTIONS_W0QQugidZ10000000000991989

He may also be eligable for the waiver:
http://az.gov/webapp/portal/SiteSearch?sitehome=http%3A%2F%2Fwww.azdot.gov&sitename=Dept.+of+Transportation&returnlink=http%3A%2F%2Fwww.azdot.gov%2FMVD%2F&logo=http%3A%2F%2Fwww.azdot.gov%2Fimages%2Flogo99. gif&template=http%3A%2F%2Fwww.azdot.gov%2Findex_docs%2 FSearch_Index.asp&q=cache:uk2Lzd0-w38J:www.azdeq.gov/environ/air/vei/fail.html+waiver&access=p&output=xml_no_dtd&ie=UTF-8&client=azportal&site=azdot&proxystylesheet=azportal&oe=ISO-8859-1

GL Tucson

John_AZ
1988 924S + 1987 924S