Scanmaster ?

KCODE

Member
Joined
Aug 1, 2012
My O2 readings at idle are 900-950ish. Before my reading would be constant at 750ish never higher than 800. The current reading seems a bit high. All other scanmaster #s are in the normal range. What could cause this problem?
 
any chance the purple wire connector from the O2 sensor got disconnected? In front for IAC valve.
 
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