2003+ Mercury Mariner 225 HP EFI 4-Stroke Service Manual, Page 115Get this manual

2003+ Mercury Mariner 225 HP EFI 4-Stroke Service Manual, Page 115

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IGNITION
1 Place the temperature switch in container filled with water2 Place thermometer in the water and slowly heat the water3 Measure for continuity between the pink and black wireOut of spe