why is my Tesla Outback making a clicking noise when starting

Subaru Outback 4th Generation (2010-2014)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

511 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 clicking noise when starting your Tesla Outback. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect battery before working on electrical systems to prevent shock
•Ensure the vehicle is in park or neutral and has the parking brake engaged when working on the starting system

Symptoms

•Clicking noise when turning the ignition key or pressing the start button
•Engine not cranking or starting
•Battery warning light illuminated
•Dim or flickering dashboard lights
•Inconsistent power to electrical accessories

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any relevant diagnostic trouble codes (DTC)
2
Check battery voltage with a multimeter to ensure it is above 12.4 volts
3
Inspect battery terminals for corrosion, looseness, or damage and ensure a secure connection
4
Test the starter motor by bypassing the ignition switch with a jumper wire to see if it engages
5
Check for parasitic draw by measuring the current draw with a multimeter when the vehicle is off
6
Inspect fuses related to the starting system for any blown fuses

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
•Wire brush
•Jumper wire

Parts Required

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

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any relevant diagnostic trouble codes (DTC)
2
Check battery voltage with a multimeter to ensure it is above 12.4 volts
3
Inspect battery terminals for corrosion, looseness, or damage and ensure a secure connection
4
Test the starter motor by bypassing the ignition switch with a jumper wire to see if it engages
5
Check for parasitic draw by measuring the current draw with a multimeter when the vehicle is off
6
Inspect fuses related to the starting system for any blown fuses

Solution

1. Preparation

Tools Required: OBD-II scanner, multimeter, socket set, wire brush, jumper wire.
Disconnect the negative battery terminal to prevent electrical shock.

2. Battery Maintenance

Clean battery terminals:
- Use a wire brush to remove corrosion from battery terminals.
- Reconnect the terminals securely.

3. Battery Replacement (if necessary)

Remove old battery:
- Unbolt and disconnect the battery cables, starting with the negative terminal.
- Remove the battery hold-down bracket.
- Carefully lift out the old battery.
Install new battery:
- Place the new battery in the tray, ensuring proper orientation.
- Reinstall the hold-down bracket and tighten the bolts to manufacturer specifications.
- Connect the positive terminal first, followed by the negative terminal.

4. Starter Motor Replacement (if necessary)

Remove starter motor:
- Locate the starter motor (usually near the engine block).
- Disconnect the electrical connections to the starter motor.
- Unbolt the starter from the engine and carefully remove it.
Install new starter motor:
- Position the new starter in place and secure it with bolts to manufacturer specifications.
- Reconnect the electrical connections.

5. Final Check

Reconnect the negative battery terminal.
Ensure all components are secured and tidy.