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01 vw passt check eng light code reads po112 on 2001 Volkswagen Passat

replace mass air flow sencor and air temp sencor check eng light still on and when i start it up it runs rough for about one minute then smooth out

Asked by for the 2001 Volkswagen Passat
When during that process were the codes 'cleared'?
yes all codes cleaed
Was it the same code , both before and after sensors were replaced? was any DIAGNOSTICS done to verify the cause of the code?
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check wiring and connection