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What are the symptoms of a broken headlight in a car?

2023-02-04

Summary:

One is that the headlights don't come on. The reasons for this are

What are the symptoms of a broken headlight in a car?

One is that the headlights don't come on. The reasons for this are

1. poor grounding.

2. A burnt bulb.

3. Loose or rusty connectors can increase contact resistance.

The other is that all the headlights do not light up. The reasons for this are

1. A shorted or grounded power wire in front of the light switch.

2. The headlight safety light is triggered or burnt out.

3. The bimetal contact on the light switch is poor or not closed.

4. The light switch is damaged.

5. Part of the light wire is grounded after switching on a position of the light switch, causing the bimetal contact to break.

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