Help! Check Engine on and Codes P0411/P0422/P0432 scanned
#1
Help! Check Engine on and Codes P0411/P0422/P0432 scanned
98 A6q (AHA 30V) with 157K. I'll check the secondary air pump/relay targeting P0411. For codes P0422 and P0432, likely I have to replace O2 sensors before converters? Insights appreciated.
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