That's the combined mileage. All along I'd been getting error codes every now and then. I removed the O2 extenders and haven't had a code since. I recommend NOT using them.
Senior Member
That's the combined mileage. All along I'd been getting error codes every now and then. I removed the O2 extenders and haven't had a code since. I recommend NOT using them.
1998 Explorer 4x4, 4.0
14 cell / 2 stack 6x9" drycell reactor 28%KOH dual EFIE, MAF enhancer, IAT & ECT controllers, 2.4 LPM @ 30 amps. 6.35 MMW http://reduceyourfuelbill.com.au/forum/index.php
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