what does it mean when my Genesis G70 shows a key fob not detected message

Genesis G70 IG (2017-2023)

Error Codes

1-2 hours

Time

medium

Difficulty

high

Severity

3 min read

492 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 Key Fob Not Detected issue in Genesis G70. Step-by-step guide with diagnostic procedures 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 components to avoid shorts.
•Ensure the vehicle is in a stable position before performing any work.

Symptoms

•Key Fob Not Detected message on the dashboard
•Inability to start the engine
•Intermittent key fob functionality (works sometimes)
•Key fob buttons not responding
•Possible battery warning for the key fob

Diagnostic Steps

1
Check the key fob battery status and replace if necessary.
2
Ensure the key fob is within the operational range of the vehicle.
3
Attempt to start the vehicle using the backup key fob if available.
4
Inspect the vehicle's keyless entry system for any visible damage or corrosion.
5
Scan the vehicle's computer system for related error codes using an OBD-II scanner.
6
Test the key fob signal with a multimeter to confirm it is transmitting properly.

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

•Small flathead screwdriver
•OBD-II scanner
•Multimeter

Parts Required

•Key fob battery (CR2032 or as specified by the manufacturer)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Check the key fob battery status and replace if necessary.
2
Ensure the key fob is within the operational range of the vehicle.
3
Attempt to start the vehicle using the backup key fob if available.
4
Inspect the vehicle's keyless entry system for any visible damage or corrosion.
5
Scan the vehicle's computer system for related error codes using an OBD-II scanner.
6
Test the key fob signal with a multimeter to confirm it is transmitting properly.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is in a safe location and the ignition is off.
Disconnect the battery to prevent any electrical shorts.

2. Replace Key Fob Battery

Sub-steps:
1. Open the key fob using a small flathead screwdriver or key fob tool.
2. Remove the old battery, noting the orientation for the new battery.
3. Insert the new battery (typically a CR2032) in the correct orientation.
4. Reassemble the key fob securely.

3. Reprogram Key Fob (if necessary)

Sub-steps:
1. With the vehicle's ignition in the "ON" position (not started), press the lock button on the key fob for 5 seconds.
2. Turn the ignition off and remove the key fob from the vehicle.
3. Attempt to start the vehicle with the key fob again.

4. Inspect Keyless Entry System

Sub-steps:
1. Visually inspect the keyless entry receiver unit, usually located near the steering column or beneath the dashboard.
2. Check for any loose connections or damaged wiring.
3. If any issues are found, repair or replace as necessary.

5. Reconnect Battery

Sub-steps:
1. Reconnect the battery terminals, ensuring they are secure.
2. Start the vehicle to confirm that it recognizes the key fob.

Tools Required:

Small flathead screwdriver
OBD-II scanner
Multimeter

Parts Required:

Key fob battery (CR2032 or as specified by the manufacturer)

Estimated Repair Time: 1-2 hours

Safety Warnings:

Disconnect the battery before working on electrical components to avoid shorts.
Ensure the vehicle is in a stable position before performing any work.