how to fix my Volkswagen Golf MK6 (2009-2014) when it won't start and just clicks

Volkswagen Golf MK7 (2015-2019)

Error Codes

1-2 hours

Time

medium

Difficulty

high

Severity

3 min read

542 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 issue in Volkswagen Golf MK6 (2009-2014). Step-by-step guide with symptoms, diagnostic steps, 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 systems to avoid short circuits.
•Allow the engine to cool if it has been running before inspecting components.

Symptoms

•Engine does not start; only a clicking sound is heard
•Dashboard lights dim when the key is turned to the start position
•Possible intermittent electrical issues (e.g., radio or lights flickering)
•Battery warning light illuminated
•No response from the starter motor

Diagnostic Steps

1
Check the vehicle battery voltage using a multimeter; a healthy battery should read around 12.6 volts.
2
Inspect battery terminals for corrosion or loose connections.
3
Test the battery under load with a load tester to ensure it can maintain voltage.
4
Verify the operation of the starter motor by attempting to jump-start the vehicle.
5
Check the fuses related to the starting system (e.g., starter relay).
6
Inspect wiring from the battery to the starter for damage or loose connections.

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 cleaning brush

Parts Required

•New battery (if needed)
•Starter relay (if needed)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Check the vehicle battery voltage using a multimeter; a healthy battery should read around 12.6 volts.
2
Inspect battery terminals for corrosion or loose connections.
3
Test the battery under load with a load tester to ensure it can maintain voltage.
4
Verify the operation of the starter motor by attempting to jump-start the vehicle.
5
Check the fuses related to the starting system (e.g., starter relay).
6
Inspect wiring from the battery to the starter for damage or loose connections.

Solution

1. Preparation

Tools Required: OBD-II scanner, Multimeter, Socket set, Torque wrench, Battery terminal cleaning brush.
Disconnect the negative battery terminal to ensure safety while working on electrical components.

2. Battery Inspection and Replacement

Check Battery Terminals:
- Clean any corrosion from the battery terminals using a battery terminal cleaning brush.
- Tighten the terminal connections securely.
Battery Replacement (if necessary):
- If battery voltage is below 12.4 volts after testing, replace the battery.
- Remove the old battery by loosening the retaining bracket and disconnecting both positive and negative cables.
- Install the new battery by connecting the positive terminal first, followed by the negative terminal. Ensure all connections are tight.

3. Starter Motor Inspection

Check Starter Connections:
- Inspect the starter motor connections for corrosion or looseness.
- Tighten all connections to ensure a good electrical connection.
Starter Relay Replacement (if necessary):
- Locate the starter relay in the fuse box.
- Remove the relay by pulling it straight out.
- Insert a new relay of the same type and rating.

4. Wiring Inspection

Inspect Wiring to Starter:
- Follow the wiring from the battery to the starter motor.
- Look for any signs of fraying, corrosion, or damage.
- Repair or replace any damaged wiring to ensure proper current flow.