Honda BF115A, BF130A Outboard Motors Shop Manual., Page 107Get this manual
HONDA BF115A130A
From P5-20
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1) Turn the ignition switch OFF2) Connect the MAP sensor 3P connector3) Connect the test harness to the ECM and the connector4) Turn the ignition switch ON5) Measure the voltage between the test box's positive (t) A6 terminal and the negative (-) A33 terminal
TEST HARNESS