how to fix my Volkswagen Golf Seventh Generation (2013-2020) that won't start and just clicks

Volkswagen Golf Eighth Generation (2020-present)

Error Codes

1-3 hours

Time

medium

Difficulty

high

Severity

3 min read

522 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 no-start condition with clicking sound in Volkswagen Golf 2013-2020. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect battery before working on electrical systems.
•Allow engine components to cool before handling.

Symptoms

•Clicking sound from the starter area when attempting to start
•Dashboard lights illuminate but engine does not crank
•Possible dimming of dashboard lights during starting attempt
•Battery warning light may be illuminated
•Electrical accessories functioning intermittently or weakly

Diagnostic Steps

1
Check the battery voltage using a multimeter; it should be above 12.6 volts.
2
Inspect battery terminals for corrosion and ensure they are tightly connected.
3
Test the starter relay by swapping it with a similar relay in the fuse box.
4
Use the OBD-II scanner to check for any stored error codes related to the starting system.
5
Inspect the wiring and connections to the starter motor for any signs of damage or loose connections.
6
Perform a load test on the battery to verify it can hold a charge under load.

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
•Socket set
•Torque wrench
•Battery terminal cleaner

Parts Required

•New battery (if applicable)
•New starter motor (if applicable)

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Diagnostic Steps

1
Check the battery voltage using a multimeter; it should be above 12.6 volts.
2
Inspect battery terminals for corrosion and ensure they are tightly connected.
3
Test the starter relay by swapping it with a similar relay in the fuse box.
4
Use the OBD-II scanner to check for any stored error codes related to the starting system.
5
Inspect the wiring and connections to the starter motor for any signs of damage or loose connections.
6
Perform a load test on the battery to verify it can hold a charge under load.

Solution

1. Preparation

Gather tools: OBD-II scanner, multimeter, socket set, torque wrench, battery terminal cleaner.
Ensure the vehicle is in a safe location with the ignition off.
Disconnect the battery to avoid any electrical shorts.

2. Battery Replacement (if necessary)

Remove Battery Terminals
- Loosen and disconnect the negative terminal first, then the positive terminal.
- Use a battery terminal cleaner to ensure clean connections.
Remove Battery
- Remove any securing brackets or covers.
- Carefully lift out the old battery.
Install New Battery
- Place the new battery in the tray and secure it with brackets.
- Connect the positive terminal first, followed by the negative terminal.

3. Starter Motor Inspection/Replacement

Access Starter Motor
- Remove any components obstructing access to the starter (such as the air intake or heat shields).
Disconnect Wiring
- Disconnect the electrical connectors from the starter motor.
Remove Starter Motor
- Unbolt the starter motor from its mounting using the appropriate socket.
- Carefully remove the starter motor from the engine bay.
Install New Starter (if necessary)
- Position the new starter motor in place and bolt it securely.
- Reconnect the electrical connectors.

4. Final Checks

Reconnect Battery
- Reconnect the battery terminals, ensuring they are secure.
Test Start
- Attempt to start the vehicle to verify that the issue is resolved.