1996 Johnson Evinrude "ED" 90 LV 125C, 130, 200, 225, 250 Service Manual, P/N 507128, Page 101Get this manual
Vacuum Switch ServicingV4 Comm V6, Function Test
1All electrical connections should be complete and the engine's battery should be connected
rn 2Remove the vacuum switch hoseto thethe fuel distribution from manifold and connect vacuum tester hoseAvoid accidental starting of engine; twist and remove all spark plug leads3Turn key switch to ON position
rn 4Slowly, gaugea"CHECK ENGINE" light should turn onThe draw vacuum on the vacuum switch hoseSystem Check as
the vacuum approaches the switch's preset limitRefer to the chart below for your engine's limitModel 125WT Housing Color Gray or Black Gray Black Limit (inHg) 5112 7112 12 112
V6, V8 V6,V8
5If "CHECK ENGINE" light does not turn on, check warning system as described in Section 7, System Check Engine Monitor