1991 Johnson Evinrude 9.9 Thru 30 HP Models Service Manual P/N 507946, Page 130Get this manual

1991 Johnson Evinrude 9.9 Thru 30 HP Models Service Manual P/N 507946, Page 130

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171 D_R_26_23 'STEP- IGNITION PLATE OUTPUT TEST

04 Connect PRV meter red lead to adapter red lead and meter bIack lead to clean engine ground5 Crank engine and observe meter