Does placing the spark plug foulers on the secondary 02 sensor just remove the CEL or set the cat to 'readiness'? My inspection ends this month and need to get it inspected. I have readiness for all except the catalyst converter and I have a Labree HFC. I have the foulers (2 of them) drilled at 1/2" (not installed), but I have no CEL. I had it before, removed it and it never came back. But the readiness for the cat is incompliance. My question is, will the fouler mod just remove the CEL or have it pass readiness? I know I can pass with one readiness incompliance, but would rather have all components ready. And if it does have VAG Com read readiness, will I need 2 spark plug foulers or just one to get me there? Thanks!
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