What Causes a Check Engine Light When Installing a Remote Starter?

AvatarByCarl Frisch

A Remote Start Causes Check Engine Light is a feature that allows you to start your vehicle remotely without actually having to be inside the vehicle. This feature is generally found in newer vehicles, and it can be incredibly helpful for those who are looking to warm up their engine before they get in the car. However, it can also cause the Check Engine Light to turn on. This is because the Remote Start system sends signals to the vehicle’s computer that can cause the computer to think there is something wrong with the vehicle’s engine, even if there isn’t. If this happens, then you will need to take your car into a mechanic and have them diagnose and fix any issues that may be causing the Check Engine Light to turn on.

What is a Remote Start System?

A remote start system is an aftermarket car accessory that allows the user to remotely start their vehicle from up to several hundred feet away. This can be done through a key fob, smartphone app, or other device. The idea behind the system is to provide convenience and comfort by pre-warming or pre-cooling the interior of the car before you enter it. It also eliminates the need for manually starting your vehicle.

Common Causes of the Check Engine Light

The check engine light can be triggered by a variety of issues, including faulty sensors, loose connections, low fuel pressure, and malfunctioning emissions control systems. In addition, it may be triggered by something as simple as a loose gas cap. Regardless of the cause, it’s important to diagnose and repair any underlying issues in order to ensure optimal engine performance and avoid further damage.

Potential Reasons for a Check Engine Light After Installing Remote Start

In some cases, installing a remote start system can trigger the check engine light due to issues with wiring or loose connections. In addition, if the system is not installed correctly or with compatible parts it may cause interference with other parts of your vehicle’s electrical system which can also cause problems that generate an error code and illuminate the check engine light.

How to Troubleshoot the Check Engine Light

If your check engine light comes on after installing a remote starter, it’s important to troubleshoot and identify any potential issues in order to prevent further damage from occurring. The first step should be to connect your vehicle’s on-board diagnostic port to an OBD II scanner which will allow you to read any codes generated by your vehicle’s computer system. This will help you pinpoint any potential problems so that they can be addressed promptly and accurately.

Steps to Fix a Check Engine Light Triggered by Remote Start

Once you have identified any issues causing your check engine light to come on due to remote start installation, there are several steps you can take in order fix them. These include checking all wiring connections for tightness and proper installation; ensuring that all components are compatible with each other; replacing faulty sensors; tightening gas caps; checking fuel pressure; and replacing malfunctioning emissions control systems if necessary. Additionally, if there are any software updates available for your vehicle’s computer system they should also be installed in order address potential compatibility issues between different parts or components within your car’s electrical system which could be causing errors that trigger the check engine light.

Remote Start Causes Check Engine Light

Check engine lights are one of the most common issues for motorists. They can be caused by a variety of factors, including faulty wiring, worn spark plugs, or a failing catalytic converter. One of the more recent causes of check engine lights is remote start systems.

What is Remote Start?

Remote start systems allow drivers to start their cars without ever having to step inside. By using a key fob, drivers can start their vehicles with the press of a button. This is especially useful during cold winter months when it’s too cold to sit in an unheated car and wait for it to warm up.

How Does Remote Start Cause Check Engine Lights?

The main issue with remote start systems is that they bypass many of the safety features built into modern cars. The systems don’t always detect important things like low oil levels or low coolant levels, which can lead to engine damage if left unchecked. In addition, the starter motor can become overworked if it is used too often, leading to further issues with the vehicle’s electrical system. All of these problems can cause a check engine light to come on in your dashboard display.

What Should You Do If You See a Check Engine Light?

If you see a check engine light after using your remote start system, it’s important that you get your car checked out as soon as possible by a qualified mechanic. Your mechanic will be able to diagnose the exact problem with your vehicle and advise you on how best to proceed. In some cases, it may be necessary to replace certain components or even have your entire remote start system removed and replaced with one that offers better safety features and reliability.

Final Thoughts

In conclusion, it’s important that you take care when using any type of aftermarket device such as a remote starter system on your vehicle as they can cause serious problems if not installed correctly or if they are not compatible with your car’s model year and make/model specifications. If you ever see a check engine light after using your remote starter system then make sure that you have it checked out by a qualified professional immediately in order to avoid any costly repairs down the road.

FAQ & Answers

Q: What is a Remote Start System?
A: A remote start system is an aftermarket device that enables the user to start their car from afar. It is generally connected to the car’s wiring system, and controlled by a remote control or a smartphone app.

Q: How Does Remote Start Affect a Car’s Check Engine Light?
A: The check engine light can be triggered by various reasons when a remote start system is installed, such as incorrect wiring or faulty components. In some cases, it may light up even if the installation was done correctly.

Q: Does Installing a Remote Starter Void Warranty?
A: Most manufacturers will not void your warranty if you install a remote starter, as long as it is done by an authorized dealer and in accordance with their guidelines. However, installing the device yourself could void your warranty since it involves tampering with your car’s electrical system.

Q: Are There Any Other Issues Caused by Installing a Remote Starter?
A: While most remote starters are designed to be reliable and safe for use in vehicles, there can be some issues that may arise after installation such as battery draining issues, electrical problems, and poor performance of the vehicle’s computer system.

Q: How Can I Protect My Car from Unauthorized Use of My Remote Starter?
A: Most modern remotes have security features built-in such as rolling code technology which randomly changes the code sent out to prevent unauthorized access. You can also take additional security measures such as installing an alarm system or using anti-theft devices to further protect your car from being stolen or used without permission.

In conclusion, remote starts can cause a check engine light to come on due to a number of potential problems. These include a faulty starter, low battery, loose wiring, and more. If you experience this issue with your vehicle, it is best to have it inspected by a certified mechanic so they can diagnose and repair the problem.

Author Profile

Carl Frisch
Carl Frisch
With more than 30 years in the bicycle industry, I have a strong background in bicycle retailing, sales, marketing and customer service. I have a passion for cycling and a dedication to excellence. As a manager, I worked diligently to increase my capabilities and responsibilities, managing up to eleven mechanics (at Palo Alto Bicycles) and later as a working partner in my own store.

As the shop owner of Spoke n’ Word Cycles in Socorro, NM, the success of the mission was my responsibility, which I pursued passionately since we opened in 2003 through the spring of 2011. I am adept at managing owned and loan inventory, preparing weekly & annual inventory statements, and managing staff. The role as managing partner also allowed me tremendous freedom. I used this personal freedom to become more deeply involved in my own advancement as a mechanic, to spearhead local trail building, and advocating for cycling both locally and regionally.

As a mechanic, I have several years doing neutral support, experience as a team mechanic, and experience supporting local rides, races, club events. I consistently strive to ensure that bicycles function flawlessly by foreseeing issues and working with the riders, soigners, coaches and other mechanics. Even with decades of experience as a shop mechanic and team mechanic, and continue to pursue greater involvement in this sport as a US Pro Mechanic, and UCI Pro Mechanic.

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