COVER WIRING DIAGRAM BOOK CONTENTS, 1986 - 1990 1986 - 1990 XLH All models Late 1985 & 1986 FXWG, FXST/C 1986 1/2 FLST 1987 & 1988 FXST/C, FXSTS 1987 - 1988 FLSTC 5 1987-1988 FLST 6 1989-1990 FXST/C/S ,1990 FLSTF 1989-1990 FLSTC 1989-1990 FLST 1986-1990 FXR 1986 & 1987 FLHT/C Fairing 1987 - 1990 FXLR 1986 & 1987 FLTC Fairing 1986 FXRD1986.. 1987 Harley Flh Wiring Diagram The Importance of Harley Flh Wiring Diagrams For Motorcycle Maintenance Maintaining a motorcycle is a multifaceted process that requires proper care and attention. Plugging spark plugs, replacing tires, and changing fluids are all jobs that need to be done in order to keep a bike running optimally. But, perhaps one of the most important aspects of motorcycle.
All 1984-1996 FLH and FLT series models except 1984-1996 FLHT and FLHTC Refer to Figure 66. I. Disconnect the negative battery cable as described in Chapter Nine, CAUTION When removing the instrument panel in Step 2, do not turn the panel upside down because damping oil in the fuel gauge will run onto the gauge face and stain it.. This document provides wiring diagrams for all Harley-Davidson motorcycle models from 1986 to 1990. The wiring diagrams can be used to help with troubleshooting electrical issues or installing aftermarket accessories. The diagrams are available through Harley-Davidson's service information portal, which also offers help resources and a way to search for additional technical documentation.