how to fix the key fob remote start issue in my Genesis G70 IG (2017-2023)

Genesis G70 IG (2017-2023)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

523 words

Problem Statement

Learn how to diagnose and fix key fob remote start issues in Genesis G70 (2017-2023). Step-by-step guide with symptoms, diagnostic steps, and solutions.

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 or shocks.

Symptoms

•Key fob does not respond when pressing the remote start button
•"Remote Start Disabled" message displayed on the dashboard
•Engine does not start remotely
•Key fob battery is low or dead
•Vehicle does not recognize the key fob when attempting to start

Diagnostic Steps

1
Verify the key fob battery status and replace if necessary.
2
Check for error messages using an OBD-II scanner.
3
Inspect the key fob for physical damage or wear.
4
Confirm that the vehicle is in a suitable environment for remote start (e.g., doors closed, hood closed).
5
Test the key fob range and functionality by attempting to start the vehicle from varying distances.
6
Ensure that the vehicle’s security system is not preventing remote start.

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
•Small flathead screwdriver

Parts Required

•Key fob battery (CR2032)

Related Faults

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Diagnostic Steps

1
Verify the key fob battery status and replace if necessary.
2
Check for error messages using an OBD-II scanner.
3
Inspect the key fob for physical damage or wear.
4
Confirm that the vehicle is in a suitable environment for remote start (e.g., doors closed, hood closed).
5
Test the key fob range and functionality by attempting to start the vehicle from varying distances.
6
Ensure that the vehicle’s security system is not preventing remote start.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked in a safe area.
Disconnect the battery for electrical safety if working on the ignition system.

2. Check and Replace Key Fob Battery

Tools Required: Small flathead screwdriver, new key fob battery (typically CR2032).
Sub-steps:
1. Use the flathead screwdriver to gently pry open the key fob casing.
2. Remove the old battery and note the orientation.
3. Insert the new battery in the correct orientation.
4. Snap the key fob casing back together.

3. Inspect Key Fob and Vehicle System

Tools Required: OBD-II scanner.
Sub-steps:
1. Connect the OBD-II scanner to the vehicle’s diagnostic port.
2. Read and clear any error codes related to the remote start system.
3. Inspect vehicle settings in the scanner to ensure remote start is enabled.

4. Check Vehicle Environment for Remote Start

Sub-steps:
1. Ensure all doors, hood, and trunk are securely closed.
2. Confirm that the vehicle is not in gear and the parking brake is engaged.
3. Verify that the vehicle's battery is charged adequately.

5. Reprogram Key Fob (if necessary)

Tools Required: OBD-II scanner (for key fob programming).
Sub-steps:
1. Follow the instructions provided in the Genesis G70 owner's manual for reprogramming the key fob.
2. Use the OBD-II scanner to program the key fob to the vehicle if the manual process does not work.