[DeTomaso] No brake lights

[Mike Drew]

Doug,

Nobody needs to touch the brake pedal if the wires are disconnected from the switch that is connected (hydraulically) to the pedal. :)

Mike

Sent from my iPad

> On Nov 25, 2021, at 09:27, Doug Braun <doug351c at gmail.com> wrote:
> 
> Konrad,
> 
> The pink wires are for lighting the "BRAKE" fluid pressure imbalance warning light on your dash so they're not the culprit for your brake lights not working.
> 
> But the wires that go to the brake pressure switch under the brake booster can be the cause of this.
> On the later cars one wire to this switch is RED and the other is a RED/BLACK tied to a GRAY wire on a common connector.
> On the earlier cars the GRAY wire isn't present since this one goes to the later car's Emergency Interlock box under the dash.
> 
> A common problem is for this Brake light switch, which works on brake fluid pressure, to fail.  You can test this by shorting its 2 wires together while someone else presses the brake pedal, while someone else looks at the brake lights (requires 3 people! Or 2 people and a mirror to watch the lights).
> 
> Doug Braun
> Blue 73L #5505
> 
> 
> -----Original Message-----
> From: DeTomaso On Behalf Of Konrad Szwab
> Sent: Wednesday, November 24, 2021 5:09 PM
> To: detomaso at server.detomasolist.com
> Subject: [DeTomaso] No brake lights
> 
> So I drove my car home (thank you all for the great suggestions and parts links), there is a large message with some pics awaiting moderation.
> 
> Ran great, but I have no brake lights. There seems to be a broken spade connector in the front trunk that has two pink wires and a white (and black I think) wire disconnected.
> 
> I am planning to trace some wiring tomorrow from the pressure switch near by the brake balancing valve.
> 
> Could that disconnected wire cause the no brake lights condition ?
> 
> Thanks,
> 
> Konrad
> 
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