1939 ford brake lights stuck on

[skidmarks]

Check the condition of the wiring is another possibility. I had one with bad insulation with the lights stuck on. Both wires had a bare spot and were touching. Could have disturbed it when you swapped the master cylinder

[cs39ford]

Originally Posted by skidmarks

Check the condition of the wiring is another possibility. I had one with bad insulation with the lights stuck on. Both wires had a bare spot and were touching. Could have disturbed it when you swapped the master cylinder

First thing I checked all wiring looks good