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Now What!!

Posted: Fri Jun 15, 2007 10:15 pm
by Philws4
Pulled the DTC's this evening and got;

17539 O2 Sensor B2 S1 Internal resistance too high

17521 O2 Sensor B1 S1 Internal resistance too high

(P 1131-35-10)

This has only appeared in the last 10 days! :?

Could it be a problem with the internal heating elements?
Not noticed any difference in performance, but could it cause trouble?

I replaced both the lambda sensors a few weeks back, so any one got any idea's?