how to fix the remote start not working on my Honda CR-V Fifth Generation (2017-2022)

Honda CR-V Fifth Generation (2017-2022)

Error Codes

1-2 hours

Time

medium

Difficulty

high

Severity

3 min read

537 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix the remote start issue in Honda CR-V (2017-2022). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems to avoid shorts.
•Allow the vehicle to cool before opening any access panels.

Symptoms

•Remote start button unresponsive when pressed
•No engine crank or sound when attempting to start remotely
•Check engine light illuminated on the dashboard
•Vehicle does not start when using the key fob
•Potential dash indicators for immobilizer or security system active

Diagnostic Steps

1
Verify that the key fob battery is functional and replace it if necessary.
2
Check for any stored error codes using an OBD-II scanner.
3
Inspect the vehicle’s battery voltage to ensure it is above 12.4 volts.
4
Test the remote start function with multiple key fobs if available.
5
Ensure all doors are closed, and the vehicle is in 'park' mode.
6
Check the status of the vehicle's security system and immobilizer.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•OBD-II scanner
•Multimeter
•Flathead screwdriver

Parts Required

•Key fob battery (CR2032)
•Remote start module (if defective)

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Diagnostic Steps

1
Verify that the key fob battery is functional and replace it if necessary.
2
Check for any stored error codes using an OBD-II scanner.
3
Inspect the vehicle’s battery voltage to ensure it is above 12.4 volts.
4
Test the remote start function with multiple key fobs if available.
5
Ensure all doors are closed, and the vehicle is in 'park' mode.
6
Check the status of the vehicle's security system and immobilizer.

Solution

1. Preparation

Tools Required: OBD-II scanner, multimeter, flathead screwdriver
Ensure the vehicle is parked on a level surface and the parking brake is engaged.
Disconnect the battery negative terminal to ensure safety.

2. Key Fob Inspection

Sub-steps:
1. Open the key fob using the flathead screwdriver.
2. Inspect the battery for corrosion or damage.
3. Replace the battery with a new one (CR2032) ensuring proper orientation.
4. Reassemble the key fob and test the remote start function.

3. Security System Reset

Sub-steps:
1. Reconnect the battery negative terminal.
2. Insert the key into the ignition and turn it to the “ON” position without starting the engine.
3. Wait for 10 minutes until the security light on the dash turns off.
4. Turn the key off and attempt to use the remote start again.

4. Wiring and Connections Check

Sub-steps:
1. Remove the panel under the steering column to access the ignition wiring.
2. Inspect the wiring for any signs of damage or loose connections.
3. Secure any loose wires and repair damaged sections with electrical tape or connectors.
4. Reinstall the panel and test the remote start.

5. Module Inspection

Sub-steps:
1. Locate the remote start module (if installed) and check for any physical damage or loose connections.
2. Disconnect and reconnect the module connectors to ensure a solid connection.
3. If necessary, replace the module following the manufacturer’s instructions.