Just bought a new to me 97 Discovery 1 (4.0 Liter) and noticed the rear brake lights don't work. The third brake light on the top end of the door works great but the 2 lower lights do not. I tested the bulbs and they are good. I'm assuming the brake switch is good as the third light is working and I can get out of park. Checked the fuses I could find and they are good to.
At a loss for what to check next.... All the other lights are working in the cluster (although I haven't checked the reverse lights yet).
I don't actually know where the brake lights are supposed to light up in the cluster but I assume they share the bottom portion with the rear fog lights.
If anyone has any ideas I'm all ears!
Lower Brake Lights Not Working
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harv
- Maxi Drive
- Posts: 310
- Joined: Mon Oct 22, 2007 9:49 am
- Location: Kelowna, BC
Re: Lower Brake Lights Not Working
Mines a D2, but I’d start looking for plugs or grounds that are loose
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ANDYD
- Defender of the World
- Posts: 3075
- Joined: Tue Mar 09, 2004 10:45 pm
- Location: Sunny Steveston BC
Re: Lower Brake Lights Not Working
Hi.
I agree with Harv, most likely a bad ground or corroded connection. Was there any corrosion on the bulb bases when you checked them.
While you are cleaning up the connections use a test lamp or multi-meter to confirm 12v at the bulb socket when the brake pedal is pushed and test the ground connection between the bulb holder and the chassis.
If you have a Trailer socket, check that too, sometimes if they have been installed after market, they chop into the existing wiring.
Let us know how you get on ...
-Andy
I agree with Harv, most likely a bad ground or corroded connection. Was there any corrosion on the bulb bases when you checked them.
While you are cleaning up the connections use a test lamp or multi-meter to confirm 12v at the bulb socket when the brake pedal is pushed and test the ground connection between the bulb holder and the chassis.
If you have a Trailer socket, check that too, sometimes if they have been installed after market, they chop into the existing wiring.
Let us know how you get on ...
-Andy
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landcrabmechanic
- Hot Manifold
- Posts: 240
- Joined: Thu Jul 19, 2018 4:55 pm
Re: Lower Brake Lights Not Working
Where are you located? If you are in Vancouver
I can help you with that.
Sent from my BBB100-1 using Tapatalk
I can help you with that.
Sent from my BBB100-1 using Tapatalk

