Can a faulty master cylinder cause front brakes to bind?
If the shaft sticks more than ~4mm from the end of travel, both compensation ports will likely be shut and both front brakes will bind. Here the pressure in the brakes is governed by the degree of MC binding. At its worst the car may be undriveable when the MC is hot, OK when cold. This is the fault that I had. 12.
What’s the number on the front drum brake on a BMW?
If you haven’t access to the BMW part, you can probably substitute the switch used on old VW Beetles. Napa carries that switch as number SL143. FRONT DRUM BRAKES: An article written by Duane Ausherman discusses assembly & adjustment of the 1955-1976 front drum brakes, with some applicability to the rear drum brake, & drum brakes after 1976.
When do BMW front brake pads start to wear?
It is entirely possible for pads to wear, & the fluid level NOT go down, due to accumulated water! THAT is hardly ever discussed. In general, BMW front brake pads tend to wear VERY SLOWLY, and the rear DISC pads tend to wear much faster.
How are the brakes split on an E12?
The circuits are diagonally split (but not on E12 base models..) typically so that the rear piston works the front right and rear left brakes. To prevent total fluid loss from one failed circuit, the fluid reservoir is internally divided.
Are there any brake master cylinder rebuild kits?
BMW Brake Master Cylinder Rebuild Kits. Brake Master Cylinder 13mm – BMW R45, R65 R80. R100 ; 32 72 2 310 784 / EnDuraLast
If you haven’t access to the BMW part, you can probably substitute the switch used on old VW Beetles. Napa carries that switch as number SL143. FRONT DRUM BRAKES: An article written by Duane Ausherman discusses assembly & adjustment of the 1955-1976 front drum brakes, with some applicability to the rear drum brake, & drum brakes after 1976.
It is entirely possible for pads to wear, & the fluid level NOT go down, due to accumulated water! THAT is hardly ever discussed. In general, BMW front brake pads tend to wear VERY SLOWLY, and the rear DISC pads tend to wear much faster.
What should I know about BMW disc brakes?
The Main Article does NOT include flushing and bleeding of type 2 and later ABS brakes…the Integral ABS brakes…except that the information in the main article covers basics…and some hints…that apply to all disc brakes, that you may find of good value.