Mercury Mercruiser GM V-8 305 CID / 350 CID Engines Service Manual., Page 709Get this manual

Mercury Mercruiser GM V-8 305 CID / 350 CID Engines Service Manual., Page 709

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DIAGNOSTICS
Code 44 (2 of 3): Knock Sensor (KS) Circuit
Step Action Was the "On-Board Diagnostic" (OBD) System Check Performed? Do you have MEFI ECM? aDisconnect 5-wire KS module connector