check engine light on today
06-16-2007, 01:57 PM
1st Gear Member
Thread Starter
Join Date: Dec 2006
Posts: 83
check engine light on today
I got my first check engine light after used my new Xcal2. I dump the code and its: P1151 Lack of HO2S21 SWT LEANS.
What it mean?
06-16-2007, 02:24 PM
5th Gear Member
Join Date: Jan 2006
Posts: 2,504
RE: check engine light on today
i would start by checking for vacuum anyleaks or leaks in the intake tube after the MAF, if you don't find any youmay have a faulty sensor so swap the sensors around, clear the code and see if it returns
06-16-2007, 02:32 PM
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Join Date: Dec 2006
Posts: 83
RE: check engine light on today
ok... thanks!
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