Johnson 90 wiring diagram - Moderated Discussion Areas The two square connectors should be connected to the engine wiring harness on the port side of the engine under a black cover held on by two screws. If the cover isn't there you should see them between the cylinder head and the starter. The black battery cable should be attached to the engine block with a 3/8" hex bolt just behind the starter. 1997 Johnson 90-HP Wiring Diagram - Moderated Discussion Areas Topic: 1997 Johnson 90-HP Wiring Diagram. flboy0638. posted 06-29-2011 09:38 PM ET (US) I just put my 1997 Johnson 90-HP back on my boat after painting. I bought a marine mechanic book for my [1997 Johnson 90-HP] in an effort to help me with the wiring harness. [Seeks] an on-line print-out or pamphlet for sale that shows what wires go where. EVINRUDE JOHNSON Outboard Wiring Diagrams - MASTERTECH Please verify your wiring before doing any work. 18-25 HP STARTER SYSTEM THRU 1972. 18-25 HP ELECTRIC START 1973-76. 25-35 HP ELECTRIC START REMOTE 1982-83. 20-30 HP EARLY 90's. 35-40 HP 1957-1960. 40 HP ELECTRIC SHIFT 1961-1966. 40 HP ELECTRIC SHIFT 1967-1968. 40-50 HP with UFI Ignition. 1999 Outboard 90 [J90PLEEB] - Parts Lookup | Crowley Marine View parts diagrams and shop online for J90PLEEB : 1999 Outboard 90. Offering discount prices on OEM parts for over 50 years. FAST $4 shipping available. 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) EVINRUDE/JOHNSON COMMON WIRING COLOR CODES. (Some Wires May Have Additional Specialized Functions) Wiring and Harnesses - Basic Power Industries Wiring Harness, Johnson, Evinrude 88-90 150-175 HP Outboards Wiring Harness for Johnson/Evinrude Outboards Fits 1988-1990 150, 155 and 175 HP engines. Replaces: 413-3852 583852 Additional Info: 1989-1990.. Related searches for johnson 90 wiring diagram house wiring diagramwiring diagram for carsfree automotive wiring diagramselectrical wiring diagram pdf4 way switch wiring diagramwiring diagram symbolstrailer lights wiring diagram