Tech Talk with Master Power Brakes

How to: Diagnosing a Soft Brake Pedal

Posted by Master Power Brakes Team on Feb 12, 2019 3:43:19 PM

The most common question that is asked of our Technical Representatives is why do I have a hard brake pedal. Right behind that in frequency is the direct opposite question of why do I have a soft brake pedal and what might be causing it. This question is usually a little easier to answer but the answers can often be forgotten and might need a little reminder.

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Topics: How To Series, Soft Brake Pedal

Troubleshooting a Hard Brake Pedal in a Power Booster Equipped Vehicle

Posted by mpbrakes1 on Sep 2, 2015 4:32:37 AM

Here’s a scary scenario we all dread as drivers. You’re cruising down the highway, wind flowing through your hair and “Born to be Wild” pumping from the stereo. Up ahead traffic begins to slow and you gently tap the brakes. To your horror, nothing happens! The pedal is stiff as a plank of wood. You have to practically stand on the brake to slow the vehicle down, but it does so eventually. Phew!

This post on vacuum pressure is the first of our 4-part series in which we take a deep dive into diagnosing the most frequent causes and solutions related to a hard brake pedal.

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Topics: How To Series, Tips and Info, Soft Brake Pedal, Master Power Brakes, Calculating the Right Brake Pedal Ratio, Hard Brake Pedal, tech tip, Disc Brakes vs Drum Brakes

Calculating the Right Brake Pedal Ratio

Posted by Master Power Brakes Team on May 21, 2015 11:10:24 AM

Whether your vehicle has power or manual brakes, pedal ratio is important. If you are experiencing a hard pedal you should check your pedal ratio if you have converted from the vehicle’s OE set up.  As a general rule, your pedal ratio should not exceed 6:1 for manual brakes with a 1” bore master cylinder and 4:1 for power brakes with a 1-1/8” bore master.

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Topics: How To Series, Tips and Info, Soft Brake Pedal, Master Power Brakes, Calculating the Right Brake Pedal Ratio, Hard Brake Pedal

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