Quote:
Originally Posted by Vza
Hi All, Going to try and finally resolve my issue. 1999 Box Base throws a CEL P1123-1125 every 600 miles or so. Engine Leaned out cause of rich mix. I've been just clearing it lately....car runs GREAT throughout. New Plugs/AOS/ MAF/Fuel Filter/Fuel Press Reg/Cleaned and checked output of all injectors/Air Filter/Cleaned TB and Plenum.
Only items not changed is purge valve for the charcoal canister and fuel pump. I believe my Fuel pressure tested at 3.3Bar Engine off and 3.1Bar at idle which I think is on the low side but still within specs. Any thoughts on fixing this?? Thanks V
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give us a little background info.
How many miles???
Any mods including air filter??
Any codes in the past other then the P1123-P1125???
Do you have an OBDII scanner such as a Durametric????
Do you have a way to get the freeze frame info related to the codes???
Do you have a vacuum gauge????Or access to one???