On my car (1975) the "B" light is on for both parking brake and there is a switch on the master cylinder to show a fault in the braking system. You can see the switch on the master cylinder here:
https://www.pelicanparts.com/More_Info/91135501202.htm?pn=911-355-012-02-M253&SVSVSI=5871&DID=3564
__________________
Rex
1975 911s and 2012 Range Rover Sport HSE
1995 BMW R1100RS, 1948 Harley FL
|