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P218862 - mixture in cylinder bank 1 too rich

2138 Views 0 Replies 1 Participant Last post by  Herbert M
Hi family,

My 2016 GLE450 AMG SUV shows a check engine light - diagnosis reveals error code P218862 - bank 1 mixture too rich at idle speed (signal comparison faulty).

Please advise on how to correct that.

Herbert M.
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