1939 ford brake lights stuck on

[JSeery]

Originally Posted by cs39ford

Ok using old master cyl Only have one new press switch same one that Was working with new cyl that is junk Now not working with old master Everything two weeks old Maybe I got to get a new switch Can I check mine with a meter or test light?

Is the new pressure switch stuck on or not working? It would be odd that two pressure switches would both stick on, are you sure the pressure is releasing in the system?

[cs39ford]

I drove car and brakes working fine if you release pres lights go out Step on pedal and lights stay on