Webthe fuse for the diagnostic port is usually also the fuse for the 12v aux outlet (cig lighter) There are factory spare wires that are located next to the fuse panels. Webthe fuse panel is located behind the transmission selector and air gauges.

Webnov 21, 2020 · you could also run a new wire with an inline fuse, 10 amp, to terminal b of the diagnostic connector if the issue can't be found. The wires are not live and will need. Webfind out how to identify the diagnostic port (obdii) of your truck by make, type and year. Websep 8, 2017 · fuse box and on board diagnostics locations. more. It should be a red wire.

It should be a red wire.