1990 Ford F250 "headlight relay" Questions

headlight lowbeam is out even with new bulb Try a new Relay. Sometimes Ford uses the same part in other sockets. The horn relay may be interchangeable for testing. Relays are shown in the help section

Have a 1990 Ford F350 Diesel have no headlights put new head light switch in and I have tail lights just no head lights there is a headlight relay in the fuse panel check this first

...headlight socket and make sure that it is properly connected. Check if the relay of the headlights are still in good condition and make sure the the wires are still in good shapes. If you having ...

Headlights do not turn on at the light switch. I have a 2002 F250, my headlights do not work in the normal switched on mode. Running lights run fine, and when I switch to only parking light, running ...

I lost all my lights on a F-250 year 2003 except headlights. There is no license plate lights,no marker lights,or tail lights and light switch is on. your headlights  are  on a different ...

...headlight relay in the powerbox. One contact may be dirty or burned down for the wire it feeds. Unless you have a single wire feeding both low beams to the headlights, I would bet the left and right ...

1979 ford f 250 parking lights and tail lights work. no headlights and no brake lights. fuses are good. Your head light switch is the only other thing besides a relay if you have one in your vehicle. ...

[email protected]( Diesel ) Ford F250 Ran great until turned on headlights... now dead.. Suggestions? Have power to positive terminals of both starter relays but turning key doesn't energize ...

2002 silverado no bright headlights, no tail lights & no instrument lights This all has to tie into one relay or fuse. If that is not it then I would check your body computer.

Replaced Multifunction switch and I still do not have low beam headlights. I do have high beam and all other lights work fine. All fuses I have checked are good. Is there a relay that would control ...