how to fix the remote start not working on my Toyota RAV4 XA50 (2019-2024)

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure vehicle is in a safe location and the engine is off.

2. Replace Key Fob Battery

• Tools Required: Small flathead screwdriver, new battery (CR2032 or as specified).
• Instructions:
  1. Use the flathead screwdriver to gently pry open the key fob casing.
  2. Remove the old battery and replace it with a new one, ensuring the positive side faces the correct direction.
  3. Snap the casing back together.

3. Reset Remote Start System

• Tools Required: None.
• Instructions:
  1. Sit inside the vehicle with the key fob.
  2. Insert the key into the ignition and turn it to the ON position without starting the engine.
  3. Press and hold the remote start button on the key fob for approximately 10 seconds, then release.
  4. Turn the ignition off and remove the key.

4. Inspect and Test Sensors

• Tools Required: Multimeter.
• Instructions:
  1. Check the door and hood sensors by using the multimeter to test continuity. Replace any faulty sensors.
  2. If the hood sensor is not functioning, it can prevent remote start.

5. Check Vehicle Battery

• Tools Required: Multimeter.
• Instructions:
  1. Open the hood and measure the voltage of the vehicle battery using the multimeter.
  2. If the voltage is below 12.4V, charge or replace the battery as necessary.