Mercury Mercruiser GM V-8 305 CID / 350 CID Engines Service Manual., Page 472Get this manual

Mercury Mercruiser GM V-8 305 CID / 350 CID Engines Service Manual., Page 472

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SERVICE MANUAL NUMBER 24
KNOCK SENSOR CIRCUITRY (MEFI-3 MODELS ONLY)
The MEFI-3 ECM is used with the knock sensor to control spark knockThe KS module circuitry is within the MEFI-3 ECMWhen