Third brake light + flashers not working
Thread Starter
Junior Member
Joined: Sep 2011
Posts: 48
Likes: 3
From: Massachusetts
Car: 1986 IROC
Engine: 350, Holley 4150, mild
Transmission: Shiftkit 700R4
Axle/Gears: Borg 3.23
Third brake light + flashers not working
So I rear ended another vehicle with my 86Z and knocked in the battery compartment.. had to replace front body parts and custom weld the frame (professionally done).
I had to replace and rewire the fan relay. It works great now but after the accident I have a feeling several of my electrical components went out on me. Right now, my turn signals half work and do not flash. And my top brake light does not turn on when I apply the brakes.
I'm guessing I'll need a new signal flasher to start. Is there one or two? I read there was a separate one for hazards, but if that's the case, they're both not working. That's in the "convenience compartment?" I'm not sure how to get to that. Do you think I'll need to replace the brake light switch also? The tail lights work and brighten when I hit the brakes, but not the top one. Any advice before I pull all kinds of stuff out?
I had to replace and rewire the fan relay. It works great now but after the accident I have a feeling several of my electrical components went out on me. Right now, my turn signals half work and do not flash. And my top brake light does not turn on when I apply the brakes.
I'm guessing I'll need a new signal flasher to start. Is there one or two? I read there was a separate one for hazards, but if that's the case, they're both not working. That's in the "convenience compartment?" I'm not sure how to get to that. Do you think I'll need to replace the brake light switch also? The tail lights work and brighten when I hit the brakes, but not the top one. Any advice before I pull all kinds of stuff out?
Thread Starter
Junior Member
Joined: Sep 2011
Posts: 48
Likes: 3
From: Massachusetts
Car: 1986 IROC
Engine: 350, Holley 4150, mild
Transmission: Shiftkit 700R4
Axle/Gears: Borg 3.23
Re: Third brake light + flashers not working
Bump for an update. Yesterday I went through hell getting to the so-called "convenience panel" under the dash to pop a new flasher in, and it didnt make a difference.
tl;dr cutting to the chase- My blinkers don't blink, and the driver side rear blinker doesn't work at all. No flashing indicated by dashboard, the light just stays on.
On top of that, my top-mounted third brake light doesn't light up, even with new bulbs all around and all good fuses.
Replaced directional flasher and no changes since. Could my brake switch have something to do with any of this? Or a relay? Help me out, I'm going for inspection next week!
Thank you
tl;dr cutting to the chase- My blinkers don't blink, and the driver side rear blinker doesn't work at all. No flashing indicated by dashboard, the light just stays on.
On top of that, my top-mounted third brake light doesn't light up, even with new bulbs all around and all good fuses.
Replaced directional flasher and no changes since. Could my brake switch have something to do with any of this? Or a relay? Help me out, I'm going for inspection next week!
Thank you
Supreme Member
Joined: Jan 2006
Posts: 3,341
Likes: 10
From: Mooresville NC
Car: LOWERED ♦ CRIMSON METALFLAKE
Engine: ► 400 KUBES ◄
Transmission: 765R4
Axle/Gears: EATON POSI 4.56
What A Horrendous Crash
Originally Posted by amscova
Do you think I'll need to replace the brake light switch……
uses a separate contact on the brake light switch.
Using a fused jumper, jump the yellow wire to the orange wire at the switch.
If the clown light comes on your problem is a defective switch.
If the clown light still does come on make sure there are no breaks in the run of the yellow wire.
Also check the contacts at the lamp assembly.
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Turn Sigs & Hazz:
Originally Posted by amscova
Is there one or two?
There are two.
The Hazard Flasher is located in the “Convenience Center”, which is located to the right of the steering column.
The turn signal flasher is clipped onto the fuse panel, as delivered from the factory.
However if it has been replaced it might just be hanging in the maze of wires.
It’s round and approximately 1¼” diameter.
The Fuse Panel is located behind a door which is up and to the left of the brake pedal.
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Even Tho I Might Destroy The Car During The Race, At Least It Looks Gorgeous At The Start
Joined: Nov 2010
Posts: 5,891
Likes: 84
From: Mantua NJ
Car: 1 Owner 1986 TA with a WS6 package
Engine: 5.0 EFI
Transmission: THM700R4
Axle/Gears: 277 Posi Speedo
Re: Third brake light + flashers not working
On the Brake Light,you might try pulling down(gently,without breaking it) on the contact pad that's on the hatch,it has the two contact prongs on it.The spring clip might have weakened over the years.
Thread Starter
Junior Member
Joined: Sep 2011
Posts: 48
Likes: 3
From: Massachusetts
Car: 1986 IROC
Engine: 350, Holley 4150, mild
Transmission: Shiftkit 700R4
Axle/Gears: Borg 3.23
Re: Third brake light + flashers not working
Update!
Got the brake light to work. Mantaguy you were right, one of the little wire clip things on the hatch was loose. Snugged it back up, works fine.
On to the turn signals. I got to the convenience panel, and there I found 2 flashers, replaced them both, and still no effect.
This may be an important detail, but I had installed 1157 dual intensity LED bulbs and 194 LEDs inside and out. I'm gonna take a wild guess and say that has something to do with it. But how do I know which bulb is the culprit? I know sometimes you have to take them out and spin them around to get them to work the way they're supposed to, but none of them do what they're supposed to.
Here's the symptoms:
Tail turn signals - right lights up, stays on. Left doesn't light up at all.
Side markers - light up with headlights, turn off when I hit the respective signal.
Front markers - both light up, brightens when I hit the respective signal.
No flashing whatsoever.
Got the brake light to work. Mantaguy you were right, one of the little wire clip things on the hatch was loose. Snugged it back up, works fine.
On to the turn signals. I got to the convenience panel, and there I found 2 flashers, replaced them both, and still no effect.
This may be an important detail, but I had installed 1157 dual intensity LED bulbs and 194 LEDs inside and out. I'm gonna take a wild guess and say that has something to do with it. But how do I know which bulb is the culprit? I know sometimes you have to take them out and spin them around to get them to work the way they're supposed to, but none of them do what they're supposed to.
Here's the symptoms:
Tail turn signals - right lights up, stays on. Left doesn't light up at all.
Side markers - light up with headlights, turn off when I hit the respective signal.
Front markers - both light up, brightens when I hit the respective signal.
No flashing whatsoever.
Supreme Member
Joined: Jan 2006
Posts: 3,341
Likes: 10
From: Mooresville NC
Car: LOWERED ♦ CRIMSON METALFLAKE
Engine: ► 400 KUBES ◄
Transmission: 765R4
Axle/Gears: EATON POSI 4.56
Flash Dance
Originally Posted by amscova
No flashing whatsoever.
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Happy Racing!
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