2003+ Mercury Mariner 225 HP EFI 4-Stroke Service Manual, Page 114Get this manual

2003+ Mercury Mariner 225 HP EFI 4-Stroke Service Manual, Page 114

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IGNITION
METER TEST LEADS RED HIGH TENSION LEAD BLACK HIGH TENSION LEAD

METER SCALE RX1K

READING (W)

19.6 1935 kW 20 5C (68 5F)

Ignition Spark

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