Remote start technology has become increasingly popular among car owners. It allows you to start your car remotely, so you can warm up the engine or cool down the cabin before you even step inside. However, remote start technology can sometimes malfunction, leaving you stranded without a functioning car. In this article, we’ll cover nine easy steps to fix a failed remote start and answer some frequently asked questions about remote start technology.
Step 1: Check the key fob battery
The key fob is a small remote control that allows you to start your car from a distance. If the key fob battery is dead, your remote start won’t work. Signs of a dying battery include a weakened signal or a completely unresponsive key fob. To replace the battery, follow these steps:
- Open the key fob
- Remove the old battery
- Insert a new battery
- Close the key fob
FAQs related to key fob batteries:
How often should I replace the key fob battery?
It’s recommended to replace the battery every 1-2 years, depending on usage.
Can I replace the key fob battery myself?
Yes, replacing Apologies for the mistake earlier. Here’s the continuation of the article:
Step 1: Check the key fob battery (Continued)
…replacing the key fob battery is a simple process that can be done at home with minimal effort.
Step 2: Check the car battery
The car battery is the heart of your car’s electrical system. A weak or dead battery can prevent your remote start from functioning properly. Signs of a dying battery include dimming headlights or slow cranking when starting the car. To test the battery, follow these steps:
- Turn off the car and all electrical components
- Open the hood and locate the battery
- Use a voltmeter to test the battery’s voltage
- If the voltage is below 12.4 volts, the battery may need to be replaced
FAQs related to car batteries:
How long does a car battery typically last?
A car battery can last anywhere from 3-5 years, depending on usage and maintenance.
Can extreme temperatures affect the life of a car battery?
Yes, extreme heat or cold can shorten the lifespan of a car battery.
Step 3: Check the hood switch
The hood switch is a safety feature that prevents the car from starting when the hood is open. If the hood switch is faulty or stuck, your remote start won’t work. Signs of a faulty hood switch include a flashing security light or a “hood open” message on the dashboard. To test the hood switch, follow these steps:
- Open the hood and locate the switch
- Use a multimeter to test the switch’s continuity
- If there’s no continuity, the switch may need to be replaced
FAQs related to hood switches:
Can I bypass the hood switch to start the car?
We don’t recommend bypassing the hood switch, as it’s a safety feature designed to prevent accidents.
How often should I check the hood switch?
It’s a good idea to check the hood switch regularly as part of your car’s maintenance routine.
Step 4: Check the brake pedal
The brake pedal is another safety feature that prevents the car from starting unless the brake is pressed. If the brake pedal switch is faulty, your remote start won’t work. Signs of a faulty brake pedal switch include a flashing security light or a “brake pedal” message on the dashboard. To test the brake pedal switch, follow these steps:
- Sit in the driver’s seat and press the brake pedal
- Use a multimeter to test the switch’s continuity
- If there’s no continuity, the switch may need to be replaced
FAQs related to brake pedals:
Can I start the car without pressing the brake pedal?
No, the car won’t start without pressing the brake pedal as it’s a safety feature.
How often should I check the brake pedal switch?
It’s a good idea to check the brake pedal switch regularly as part of your car’s maintenance routine.
Step 5: Check the gear shift
The gear shift position is another safety feature that prevents the car from starting unless it’s in “park” or “neutral”. If the gear shift sensor is faulty, your remote start won’t work. Signs of a faulty gear shift sensor include a flashing security light or a “shift to park” message on the dashboard. To test the gear shift sensor, follow these steps:
- Ensure the car is in “park” or “neutral”
- Use a multimeter to test the sensor’s continuity
- If there’s no continuity, the sensor may need to be replaced
Step 6: Check the remote start module
The remote start module is the brain of your car’s remote start system. If it’s faulty, your remote start won’t work. Signs of a faulty module include a flashing security light or no response from the remote start button. To test the module, follow these steps:
- Check the module’s connections to ensure they’re secure
- Use a multimeter to test the module’s voltage
- If the voltage is below the manufacturer’s specifications, the module may need to be replaced
FAQs related to remote start modules:
How long do remote start modules typically last?
Remote start modules can last for several years, but their lifespan can be affected by usage and environmental factors.
Can I install a remote start module myself?
It’s possible to install a remote start module yourself, but we recommend having it done by a professional to ensure it’s done correctly.
Step 7: Check the remote start button
The remote start button on your key fob is what sends the signal to the remote start module to start the car. If the button is faulty, your remote start won’t work. Signs of a faulty button include a flashing security light or no response from the button. To test the button, follow these steps:
- Press the button and listen for a clicking sound from the key fob
- Check the button’s connections to ensure they’re secure
- If there’s no response or clicking sound, the button may need to be replaced
FAQs related to remote start buttons:
Can I replace the remote start button myself?
It’s possible to replace the button yourself, but we recommend having it done by a professional to ensure it’s done correctly.
What should I do if I lose my key fob?
If you lose your key fob, you’ll need to have a new one programmed by a dealer or locksmith.
Step 8: Check the security system
The security system on your car can prevent the remote start from working if it’s activated. Signs of an activated security system include a flashing security light or a “security” message on the dashboard. To deactivate the security system, follow these steps:
- Insert the key into the ignition and turn it to the “on” position
- Wait for the security light to stop flashing
- Attempt to start the car using the remote start button
FAQs related to security systems:
Can I deactivate the security system permanently?
We don’t recommend deactivating the security system permanently, as it’s designed to protect your car from theft.
What should I do if the security system won’t deactivate?
If the security system won’t deactivate, you may need to have it diagnosed and repaired by a professional.
Step 9: Consult a professional
If you’ve gone through all the previous steps and your remote start still won’t work, it’s time to consult a professional. A professional mechanic or car electronics specialist will have the tools and knowledge necessary to diagnose and repair the issue.
FAQs related to consulting a professional:
How much will it cost to have my remote start fixed by a professional?
The cost of fixing a remote start issue can vary depending on the severity of the issue and the cost of replacement parts.
How long will it take to have my remote start fixed by a professional?
The time it takes to fix a remote start issue can vary depending on the severity of the issue and the availability of replacement parts.
Conclusion
A failed remote start can be frustrating, but with these 9 easy steps, you can diagnose and fix the issue in no time. By following these steps and consulting the FAQs, you can become more knowledgeable about your car’s remote start system and troubleshoot any issues that may arise. Remember to always prioritize safety and consult a professional if you’re unsure about any steps or if the issue persists.
With that said, let’s review the key takeaways from this article:
- A failed remote start can be caused by a variety of factors, including a dead battery, faulty wiring, or a faulty module or button.
- The first step in fixing a failed remote start is to check the battery and ensure it’s charged and functioning properly.
- Other steps include checking the wiring, fuses, and module, as well as testing the button and deactivating the security system.
- If all else fails, consult a professional for further diagnosis and repair.
By following these steps, you can ensure your remote start is functioning properly and enjoy the convenience it provides. Remember to prioritize safety and always consult a professional if you’re unsure about any steps or if the issue persists.