Low beams headlights not working
What happens when your RV place can't find the issue after hours of looking? High beams work, low beams do not. The high/low beam switch has been checked, the lights have been checked by a direct co...
Forum Discussion
tderonne wrote:
Daytime Running Lights don't work either I assume? If that's the case, it pretty much has to be the low beam fuses. Odd, but not impossible.
Most DRL systems that use the headlight bulbs at reduced power (rather than having dedicated lamps) use the high beams. You don't really want the low-beam cutoff for DRLs, as that somewhat works contrary to their intended purpose of making the vehicle more visible.
I don't know how the Ford chassis specifically does this, nor whether it may somehow route the DRL current through the low-beam fuses. Goodness knows that vehicle manufacturers sometimes do rather counter-intuitive things when designing the wiring.
