Car Shaking While Idle Check Engine Light

Introduction

If your car is shaking while idle and the check engine light is on, it’s important to take it to a mechanic as soon as possible. This could be a sign of a serious problem, such as a misfire or a problem with the engine’s fuel system.

Symptoms

In addition to shaking while idle, other symptoms of a car shaking while idle check engine light may include:

* Rough idling
* Stalling
* Decreased power
* Increased fuel consumption
* Check engine light flashing
* Engine knocking

Causes

There are a number of potential causes of a car shaking while idle check engine light. Some of the most common include:

* Misfire
* Vacuum leak
* Fuel injector problem
* Spark plug problem
* Ignition coil problem
* Engine mount problem

Diagnosis

To diagnose the cause of your car shaking while idle check engine light, a mechanic will likely start by checking the engine for misfires. They may also check for vacuum leaks, fuel injector problems, spark plug problems, and ignition coil problems.

Treatment

The treatment for a car shaking while idle check engine light will depend on the underlying cause. For example, if the cause is a misfire, the mechanic may replace the spark plugs or ignition coils. If the cause is a vacuum leak, the mechanic may repair or replace the vacuum hose.

Prevention

There are a few things you can do to help prevent your car from shaking while idle check engine light. These include:

* Keeping up with regular maintenance, such as oil changes and tune-ups
* Using high-quality fuel
* Avoiding driving in extreme conditions
* Getting your car checked by a mechanic if you notice any unusual symptoms