Car Engine Stops When Braking

Introduction

If your car engine stops when you brake, it can be a very dangerous situation. It can cause you to lose control of your vehicle and crash. There are a number of possible causes for this problem, and it is important to have it diagnosed and repaired as soon as possible.

Causes

There are a number of possible causes for a car engine to stop when braking. Some of the most common causes include:

* **Vacuum leak:** A vacuum leak can cause the engine to lose power and stall. This can happen when a hose or gasket in the vacuum system is damaged or loose.
* **Fuel pump failure:** The fuel pump is responsible for delivering fuel to the engine. If the fuel pump fails, the engine will not be able to get the fuel it needs to run and will stall.
* **Electrical problem:** An electrical problem can also cause the engine to stop. This can happen if there is a loose or damaged wire or connection.
* **Intake manifold leak:** An intake manifold leak can cause the engine to lose power and stall. This can happen if a gasket or seal in the intake manifold is damaged or loose.
* **Exhaust system leak:** An exhaust system leak can cause the engine to lose power and stall. This can happen if a gasket or seal in the exhaust system is damaged or loose.

Symptoms

The symptoms of a car engine that stops when braking can vary depending on the cause of the problem. Some of the most common symptoms include:

* **Engine stalls when you brake:** This is the most common symptom of a car engine that stops when braking.
* **Engine loses power when you brake:** The engine may lose power when you brake, even if it does not stall.
* **Engine runs rough when you brake:** The engine may run rough when you brake, even if it does not stall or lose power.
* **Check engine light comes on:** The check engine light may come on when the engine stops or loses power.

Diagnosis

If your car engine stops when you brake, it is important to have it diagnosed and repaired as soon as possible. A mechanic will be able to determine the cause of the problem and recommend the best course of action.

Repair

The repair for a car engine that stops when braking will vary depending on the cause of the problem. Some of the most common repairs include:

* **Replacing a vacuum hose or gasket:** If the vacuum leak is caused by a damaged or loose hose or gasket, the mechanic will need to replace it.
* **Replacing the fuel pump:** If the fuel pump has failed, the mechanic will need to replace it.
* **Fixing an electrical problem:** If the electrical problem is caused by a loose or damaged wire or connection, the mechanic will need to fix it.
* **Replacing an intake manifold gasket or seal:** If the intake manifold leak is caused by a damaged or loose gasket or seal, the mechanic will need to replace it.
* **Replacing an exhaust system gasket or seal:** If the exhaust system leak is caused by a damaged or loose gasket or seal, the mechanic will need to replace it.

Conclusion

If your car engine stops when you brake, it is important to have it diagnosed and repaired as soon as possible. This can be a very dangerous situation, and it is important to get it fixed before you get into an accident.