why does my Toyota Corolla E170 (2013-2019) make a clicking noise when I turn the key

Toyota Corolla E170 (2013-2019)

Error Codes

1-2 hours

Time

medium

Difficulty

high

Severity

4 min read

617 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 a clicking noise when starting your Toyota Corolla E170. Step-by-step guide with diagnostic procedures 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.
•Allow the vehicle to cool down before inspecting the starter motor.

Symptoms

•Clicking noise when turning the ignition key
•Engine does not crank or start
•Dashboard lights may flicker or remain dim
•No sound from the starter motor
•Battery warning light may illuminate

Diagnostic Steps

1
Inspect the battery terminals for corrosion or loose connections.
2
Use a multimeter to check the battery voltage; it should read at least 12.4 volts.
3
Attempt to jump-start the vehicle with jumper cables to rule out a weak battery.
4
Test the starter relay by switching it with another relay of the same type in the fuse box.
5
Check the ignition switch functionality using a multimeter to ensure it is sending power.
6
Inspect the starter motor wiring 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

•Socket set
•Multimeter
•Jumper cables
•Wire brush

Parts Required

•New battery (if faulty)
•Starter relay (if defective)
•Ignition switch (if faulty)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Inspect the battery terminals for corrosion or loose connections.
2
Use a multimeter to check the battery voltage; it should read at least 12.4 volts.
3
Attempt to jump-start the vehicle with jumper cables to rule out a weak battery.
4
Test the starter relay by switching it with another relay of the same type in the fuse box.
5
Check the ignition switch functionality using a multimeter to ensure it is sending power.
6
Inspect the starter motor wiring for damage or loose connections.

Solution

1. Preparation

Gather tools: socket set, multimeter, jumper cables, and safety gloves.
Ensure the vehicle is in park (automatic) or neutral (manual) and the parking brake is engaged.

2. Battery Connection and Testing

Sub-step 1: Disconnect the negative terminal of the battery to prevent short circuits.
Sub-step 2: Clean the battery terminals with a wire brush to remove any corrosion.
Sub-step 3: Reconnect the battery terminals securely.
Sub-step 4: Use a multimeter to measure the battery voltage; ensure it reads above 12.4 volts. If not, replace the battery.

3. Jump-Start Procedure (if battery is weak)

Sub-step 1: Connect the positive (red) jumper cable to the dead battery's positive terminal.
Sub-step 2: Connect the other end of the positive cable to the donor battery's positive terminal.
Sub-step 3: Connect the negative (black) jumper cable to the donor battery's negative terminal.
Sub-step 4: Connect the other end of the negative cable to a grounded metal surface on the vehicle with the dead battery.
Sub-step 5: Start the donor vehicle, then try starting the Corolla.

4. Starter Relay and Motor Inspection

Sub-step 1: Identify the starter relay in the fuse box (refer to the owner’s manual for location).
Sub-step 2: Swap the starter relay with another of the same type to test functionality.
Sub-step 3: If the clicking persists, inspect the starter motor by locating it under the vehicle.
Sub-step 4: Check the wiring and connectors for signs of wear or damage. Repair or replace as needed.

5. Ignition Switch Testing

Sub-step 1: Access the ignition switch assembly by removing the steering column cover.
Sub-step 2: Use a multimeter to check for continuity at the ignition switch when the key is turned to the start position.
Sub-step 3: If there is no continuity, replace the ignition switch.