Inboard Motors Mercury Mercruiser 1964-1991 service manual, Page 211Get this manual

Inboard Motors Mercury Mercruiser 1964-1991 service manual, Page 211

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TROUBLESHOOTING DISTRIBUTOR
DIGITAL DISTRIBUTORLESS IGNITION SYSTEM
In 1990, Digital Distributorle.ss Ignition System (DDIS), installed as standard on Ihe 181 CID 3.0 LX 4-cylinder in-line