Volkswagen Golf MK7.5 (2020-Present) how to fix remote start not working?

Volkswagen Golf MK7.5 (2020-Present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

464 words

Problem Statement

Learn how to diagnose and fix remote start issues in a Volkswagen Golf MK7.5. Step-by-step guide with diagnostic steps and repair instructions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the vehicle battery before working on the electrical system to prevent short circuits.

Symptoms

•Remote start button does not respond when pressed
•Vehicle does not start or crank when attempting remote start
•Indicator lights on the key fob do not illuminate
•Engine starts normally with the ignition key
•No error messages displayed on the dashboard

Diagnostic Steps

1
Check the battery condition of the key fob using a multimeter.
2
Inspect the vehicle's battery voltage to ensure it has adequate charge.
3
Verify that the vehicle is in park (automatic transmission) or neutral (manual transmission).
4
Ensure all doors, hoods, and trunks are securely closed.
5
Scan the vehicle's computer for any diagnostic trouble codes (DTCs) using an OBD-II scanner.
6
Test the remote start feature with a spare key fob if available.

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

•Multimeter
•OBD-II scanner
•Small flathead screwdriver

Parts Required

•CR2032 key fob battery
•Replacement fuses (if necessary)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Check the battery condition of the key fob using a multimeter.
2
Inspect the vehicle's battery voltage to ensure it has adequate charge.
3
Verify that the vehicle is in park (automatic transmission) or neutral (manual transmission).
4
Ensure all doors, hoods, and trunks are securely closed.
5
Scan the vehicle's computer for any diagnostic trouble codes (DTCs) using an OBD-II scanner.
6
Test the remote start feature with a spare key fob if available.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked in a safe location with sufficient space.
Disconnect the vehicle's battery to ensure safety while working on the electrical system.

2. Replace Key Fob Battery

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

3. Inspect and Reset Remote Start System

Sub-steps:
1. Reconnect the vehicle's battery.
2. Open the driver's door and press the lock button on the key fob three times within 10 seconds to reset the remote start system.
3. Check for any blown fuses in the fuse box related to the remote start system and replace if necessary.

4. Check Vehicle Settings

Sub-steps:
1. Start the vehicle with the ignition key and access the infotainment system.
2. Navigate to the settings menu and ensure that the remote start feature is enabled.
3. Save any changes and exit the settings.