Is a bad thing and requires IMMEDIATE REPLACEMENT OR REBUILDING OF THE MASTER CYLINDER TO PREVENT SERIOUS INJURY AND OR DEATH
Master cylinder is bad and appears to be coming from the booster.
the leak between master cylinder and booster is where difference type of gasket is worn out depended on the type of your vehicle...older vehicle usually have flat gasket but mostly have O-ring Gasket the need to be replace. you have a bad master cylinder its leaking fluid into your booster the seal or oring is just to prevent vacuum leak change master cyl before the fluid attacks the booster and you spend another 170.00
Probably leaking at the rear of the master cylinder and being sucked through the boost and burned as fuel Remove master cylinder and look for traces of fluid at the bottom of booster
As your brake pads wear down the brake fluid level in your brake master cylinder will gradually get lower If you have checked each wheel to see if it is wet on the backside and they are all dry, the master cylinder may be leaking into the power booster. The only indication you might have is if the booster is rusting directly under the master cylinder.
Your vacuum booster is leaking or possibly the line to the booster. You will probably need a new vacuum booster/master cylinder assembly.
There is a gasket between the master cylinder and the booster of a 1990 Acura Integra. It is shaped like the side of the master cylinder with two bolt holes.
This may be your brake master cylinder leaking brake fluid through your brake booster into the passenger compartment. This is the only source of oil on the driver side of the car. It is likely that your master cylinder rear seal failed long ago and has been slowly filling the brake booster which is mounted to the firewall of the car above the brake pedal. I hope this helps
Yes, replace the brake booster and master cylinder.Yes, replace the brake booster and master cylinder.
remove the two nuts holding the master cylinder on the power brake booster
The fluid is leaking from the master cylinder and running back towad the pedal. Replace the master cylinderanswerchange master cylinder and slave properly then bleed the system properly.
Brake booster pushrod
It mounts between the Master Cylinder and the Firewall. Mount the booster to the firewall and then mount the master cylinder to the booster. You then need to find a vaccum connection for the booster. You might want to find another Mustang of this era and see how and where the vaccum is connected.