1996 Johnson Evinrude "ED" 40 thru 55 2-Cylinder Service Manual, P/N 507124, Page 300Get this manual
Circuit Verification, CIVIC Tester, PIN 437274 Verify the condition ofthe boat modular wiring system using OMC Tester, PIN 437274Power to the tester is supplied by: 110 VAC adapter supplied with the tester
Internal batteries (two rechargeable 6-volt batteries)To recharge batteries, move tester power switch to OFF position and plug in A.Cadapter
The circuitry in the tester is protected from an overload condition by circuit breakerVerify condition of terminals in connectors of both the instrument harness and tester harnessThen, connect the tester harness to engine end of the instrument harnessTurn the tester ON for all tests
These tests must be performed in sequence and as complete procedure to ensure that the entire system is verifiedTrim Switch Function 1With the engine key switch in OFF position, the boat trim switch should activate the tester TRIM UP light when in the UP position and activate the TRIM DOWN light when in the DOWN position If one or both tester lights do not turn on, troubleshoot the trimtilt switch as described in Remote Control section of OMC Accessory Service Manual If the switch works backward, the trim switch wiring is crossedVerify location of trim wires in connectors