my Toyota Corolla E170 (2013-2019) won't start and just clicks

Toyota Corolla E170 (2013-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

572 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 clicking sound in a Toyota Corolla E170 (2013-2019). 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 the battery before working on electrical systems.
•Allow the engine to cool down before working on any components.

Symptoms

•Clicking noise from the starter when the ignition is turned on
•Dashboard lights may illuminate but engine does not crank
•Possible dimming of interior lights during start attempt
•No sound or movement from the engine
•Battery warning light may be illuminated

Diagnostic Steps

1
Check the battery voltage using a multimeter; a healthy battery should read around 12.6 volts or higher.
2
Inspect battery terminals and cables for corrosion or loose connections.
3
Test the starter relay by swapping it with a similar relay in the fuse box.
4
Use a jump starter or connect jumper cables to another vehicle to ensure the battery is not the issue.
5
Check for any blown fuses related to the starting system.
6
Test the starter motor by applying direct voltage to it to see if it engages.

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
•Socket set
•Jumper cables
•Torque wrench
•Digital battery charger

Parts Required

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

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Diagnostic Steps

1
Check the battery voltage using a multimeter; a healthy battery should read around 12.6 volts or higher.
2
Inspect battery terminals and cables for corrosion or loose connections.
3
Test the starter relay by swapping it with a similar relay in the fuse box.
4
Use a jump starter or connect jumper cables to another vehicle to ensure the battery is not the issue.
5
Check for any blown fuses related to the starting system.
6
Test the starter motor by applying direct voltage to it to see if it engages.

Solution

1. Preparation

Gather necessary tools: multimeter, socket set, jumper cables, torque wrench, and a digital battery charger.
Ensure the vehicle is in park (automatic) or neutral (manual) and the parking brake is engaged.

2. Battery Inspection and Replacement

Remove Battery Cables
- Disconnect the negative (-) terminal first, followed by the positive (+) terminal.
- Tools Required: 10mm socket or wrench.
Clean Terminals
- Inspect and clean the battery terminals and cable connections using a wire brush or terminal cleaner.
Test Battery Condition
- If the battery voltage is below 12.6 volts, charge the battery using a battery charger.
- If the battery fails to hold a charge after charging, replace it.
- Parts Required: New battery (if necessary).
Reconnect Battery
- Reconnect the positive (+) terminal first, followed by the negative (-) terminal.
- Ensure connections are tight to prevent future issues.

3. Starter Motor Inspection and Replacement

Locate Starter Motor
- Identify the starter motor under the vehicle, typically near the bottom of the engine block.
Remove Starter Motor
- Disconnect the electrical connections (battery should be disconnected beforehand).
- Remove the mounting bolts using the appropriate socket size.
- Carefully remove the starter motor from its mounting location.
Test or Replace Starter
- If the starter does not engage when tested directly, replace with a new starter motor.
- Parts Required: New starter motor (if necessary).
Reinstall Starter Motor
- Position the new or tested starter back into place and secure with bolts.
- Reconnect the electrical connections securely.