how to fix the remote start not working on my Volkswagen Golf Eighth Generation (2020-present)

Volkswagen Golf Eighth Generation (2020-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

521 words

Problem Statement

Learn how to diagnose and fix the remote start issue on your Volkswagen Golf Eighth Generation. 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

•Ensure the vehicle is in park and the ignition is off before performing any diagnostic steps.

Symptoms

•Remote start button on the key fob does not activate the engine
•No response or feedback from the vehicle when the remote start is attempted
•Check engine light may be illuminated
•Vehicle may not be in park or may require the brake pedal to be pressed for start
•Battery in the key fob may be weak or dead

Diagnostic Steps

1
Confirm the key fob battery is charged; replace if necessary.
2
Check if the vehicle is in the proper state for remote start (e.g., in park).
3
Verify that all doors are closed, and the hood is latched securely.
4
Scan the vehicle's OBD-II system for any trouble codes that may indicate a fault.
5
Inspect the remote start settings in the vehicle's infotainment system to ensure it is enabled.
6
Test the key fob functionality by checking if other buttons (lock/unlock) work.

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
•Flathead screwdriver

Parts Required

•CR2032 key fob battery

Related Faults

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Symptoms

•Remote start button on the key fob does not activate the engine

•No response or feedback from the vehicle when the remote start is attempted

•Check engine light may be illuminated

•Vehicle may not be in park or may require the brake pedal to be pressed for start

•Battery in the key fob may be weak or dead

Diagnostic Steps

1
Confirm the key fob battery is charged; replace if necessary.
2
Check if the vehicle is in the proper state for remote start (e.g., in park).
3
Verify that all doors are closed, and the hood is latched securely.
4
Scan the vehicle's OBD-II system for any trouble codes that may indicate a fault.
5
Inspect the remote start settings in the vehicle's infotainment system to ensure it is enabled.
6
Test the key fob functionality by checking if other buttons (lock/unlock) work.

Solution

1. Preparation

Gather necessary tools and parts: OBD-II scanner, new key fob battery (if needed), flathead screwdriver.
Ensure the vehicle is parked on a level surface and the engine is off.

2. Check Key Fob Battery

Sub-steps:
- Use a flathead screwdriver to gently pry open the key fob casing.
- Remove the old battery and replace it with a new CR2032 battery, ensuring the positive side is facing up.
- Snap the key fob back together.

3. Verify Vehicle Settings

Sub-steps:
- Start the vehicle normally and access the infotainment system.
- Navigate to the vehicle settings and locate the remote start feature.
- Ensure that the feature is enabled. If not, turn it on and save the settings.

4. Scan for Diagnostic Trouble Codes (DTCs)

Sub-steps:
- Connect the OBD-II scanner to the vehicle’s diagnostic port.
- Turn the ignition on without starting the engine.
- Scan for any DTCs related to remote start or immobilizer issues.
- Address any codes that may indicate faults (e.g., replace faulty sensors).

5. Inspect Remote Start System Components

Sub-steps:
- Check the wiring and connections of the remote start module if installed.
- Look for any signs of damage or corrosion.
- Secure any loose connections and replace damaged components as necessary.