Thread: O2 sensors showing 0 voltage.
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      01-31-2023, 07:06 AM   #25
Andystobbs
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Drives: E91 Lci, Vectra B V6
Join Date: Sep 2019
Location: Chester, South Wirral

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What kind of stupid app is that? First two rows are arranged
B1, B2
Then the third is
B2, B1.

Unplug post cat B1 and see how the fuel trim responds. Drive around for a bit.
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