Why does my headlights dim when I use my turn signals ?

Roxanne Thomas

Asked by Sep 24, 2014 at 07:39 PM about the 1991 Toyota Tercel 2 Dr STD Coupe

Question type: Maintenance & Repair

When I turn the signal on the headlights dim when the turn signal is off the headlights
stay dim if I tape the signal switch sometimes it brights them but not always

4 Answers


You might have a headlight switch getting ready to go bad, a poor wire connection in the lighting circuit, bad headlight and park light ground pathway.

1 out of 1 people think this is helpful.
Best Answer
Roxanne Thomas

Thank you I thats very helpful I will change them switch and look at the connections and change the headlight bulds


I would not change the headlights as they are working, you are just getting a voltage drop when you use the combo switch.

Roxanne Thomas

I want change the headlights.

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