JOHNSON, EVINRUDE, AND OMC STANDARD WIRING COLOR 16 rowswiring color codes Here is a listing of common color codes for EVINRUDE and JOHNSON outboard motors. These codes apply to later-model motors (approximately early 80's to present)WIRE COLOR(S)FUNCTIONBlackGROUNDLight Blue with White Stripe (may also be solid blue)Trim UP SwitchLight Green with White Stripe (may also be solid green)Trim DOWN SwitchWhite with Light Brown StripeTrim Sender to Trim GaugeSee all 16 rows on maxrules Outboard Motor Control Wiring Part 6 - Tachometer Wiring Click to view on Bing5:10The wiring basics of connecting a Tachometer / RPM gauge to an outboard motor. 1996 Evinrude 40HP parts used in this test. Outboard Engine Wiring series Links: Outboard Motor Control Wiring Part 1Author: Hello EveryoneViews: 12K Amazon: evinrude wiring harness 0176340 176340 SystemCheck 15ft Main Modular Wiring Harness Cable for Evinrude Johnson OMC Outboard Motor Remote Control Box 5006180. 5.0 out of 5 stars 2. $142 $ 142. 98. FREE Shipping by Amazon. Amazon's Choice for evinrude wiring harness. Evinrude Johnson Wiring Kit 1996 & evinrude tachometer | eBay Find great deals on eBay for evinrude tachometer and omc tachometer. Shop with confidence. omc tachometer evinrude tach outboard tachometer johnson evinrude tachometer boat tachometer johnson tachometer. Evinrude Johnson OMC Tachometer Tach Gauge Wiring Harness 174732 0174732. C $40; Buy It Now +C $15 shipping; 111 Sold.