Check Engine Light Flashing, Car Shaking: Toyota Corolla

Overview

If the check engine light is flashing on your Toyota Corolla and the car is shaking, it is important to take action right away. This could be a sign of a serious problem, such as a misfire or a problem with the engine’s timing.

Causes

There are a number of potential causes for a check engine light to flash and a car to shake. Some of the most common include:

* **Misfire:** A misfire occurs when one or more of the engine’s cylinders is not firing properly. This can cause the engine to run rough and shake.
* **Timing issue:** A timing issue can occur when the engine’s timing is not set correctly. This can cause the engine to run poorly and shake.
* **Vacuum leak:** A vacuum leak can occur when there is a hole or crack in one of the engine’s vacuum hoses. This can cause the engine to run lean and shake.
* **Fuel injector problem:** A fuel injector problem can occur when one or more of the fuel injectors is not working properly. This can cause the engine to run poorly and shake.
* **Ignition coil problem:** An ignition coil problem can occur when one or more of the ignition coils is not working properly. This can cause the engine to run poorly and shake.

Symptoms

In addition to the check engine light flashing and the car shaking, there are a number of other symptoms that may be present. These include:

* Rough idle
* Loss of power
* Stalling
* Poor fuel economy
* Black smoke from the exhaust

Diagnosis

If you are experiencing these symptoms, it is important to take your Toyota Corolla to a mechanic for diagnosis. The mechanic will be able to use a diagnostic scanner to determine the cause of the problem.

Repair

The repair for a check engine light that is flashing and a car that is shaking will vary depending on the cause of the problem. In some cases, the repair may be as simple as replacing a spark plug or a vacuum hose. In other cases, the repair may be more complex, such as replacing the timing belt or the fuel injectors.

Cost

The cost of repairing a check engine light that is flashing and a car that is shaking will vary depending on the cause of the problem and the extent of the damage. In some cases, the repair may be covered under your Toyota Corolla’s warranty.

Prevention

There are a few things you can do to help prevent a check engine light from flashing and a car from shaking. 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 Toyota Corolla inspected by a mechanic regularly

Conclusion

If the check engine light is flashing on your Toyota Corolla and the car is shaking, it is important to take action right away. This could be a sign of a serious problem that needs to be repaired. By following the tips above, you can help prevent this problem from occurring in the future.