No I installed it on the rear and I had that problem.
Quote:
Originally Posted by ej25power
washyu-Did you install it on the front O2 sensor? Doing anything to the rear sensor should have absolutely no effect on the car besides a CEL.
Also, the Pony Express seems to only work for some people.
Is there any way to just erase the PO420 code from the ecu? That would be the perfect solution in my book.
Geoff
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