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Home >> Infiniti >> 2005 >> Q45 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS U1000 To P0430 >> DTC P0420, P0430: Three Way Catalyst Function >> DIAGNOSTIC TROUBLE CODES Confirmation Procedure >> Notes
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DIAGNOSTIC TROUBLE CODES Confirmation Procedure: Notes

NOTE: If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
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