1972 Evinrude StarFlire 125 HP Outboards Service Manual, PN 4822, Page 101Get this manual
hIf switch should be defective and replacement necessary, pry off forward, neutral, and reverse buttonsLift off springs
iRemove two screws attaching switch to bracketponents to new switch
Reassemble com-
Figure 8-6Hot Horn Location
jDisconnect diode connector to cable assemblyConnect an ohmmeter lead to the ignition terminal on the key switchhigh ohms scale, and the other test lead to the diode connectorNote meter reading, reverse test leads and check againA normal diode will show reading in one direction and no reading in the other directionSee Figure 8-5
TESTING "HOT" HORN