why does my Toyota Corolla E170 (2013-2019) make a clicking noise when starting?

Toyota Corolla E170 (2013-2019)

Error Codes

1-3 hours

Time

medium

Difficulty

high

Severity

3 min read

543 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

Diagnose and fix the clicking noise when starting your Toyota Corolla E170 (2013-2019). Step-by-step guide with symptoms, diagnostics, and solutions.

Affected Component

Electrical

Estimated Time

1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems
•Allow the engine to cool before performing any inspections

Symptoms

•Clicking sound when turning the key or pushing the start button
•Engine not cranking or turning over
•Dashboard lights dimming or flickering
•Rapid clicking noise suggesting insufficient power
•Battery warning light illuminated

Diagnostic Steps

1
Check the battery voltage using a multimeter (should be around 12.6 volts for a fully charged battery)
2
Inspect battery terminals for corrosion or loose connections
3
Test the battery under load using a battery load tester
4
Examine the starter motor connections for tightness and corrosion
5
Listen for the solenoid click while attempting to start the engine to determine if it engages
6
Check the 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
•Battery load tester
•Socket set
•Torque wrench

Parts Required

•New battery (if necessary)
•Starter motor (if necessary)
•Ignition relay (if necessary)

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Diagnostic Steps

1
Check the battery voltage using a multimeter (should be around 12.6 volts for a fully charged battery)
2
Inspect battery terminals for corrosion or loose connections
3
Test the battery under load using a battery load tester
4
Examine the starter motor connections for tightness and corrosion
5
Listen for the solenoid click while attempting to start the engine to determine if it engages
6
Check the fuses related to the starting system for any blown fuses

Solution

1. Preparation

Tools Required: OBD-II scanner, multimeter, battery load tester, socket set, torque wrench.
Disconnect the negative terminal of the battery to ensure safety while working on electrical components.

2. Battery Inspection and Replacement

Inspect Battery:
1. Remove the battery terminals (negative first, then positive) and check for corrosion.
2. Clean terminals with a wire brush and a mixture of baking soda and water if corrosion is present.
3. Reconnect terminals securely.
Test Battery:
1. Use a multimeter to check voltage; replace the battery if it reads below 12.4 volts.
2. If using a battery load tester, ensure the battery maintains at least 9.6 volts under load.

3. Starter Motor Inspection

Inspect Starter:
1. Locate the starter motor (usually found near the engine block).
2. Check the wiring harness and connectors for damage or corrosion.
3. Tighten any loose connections and replace damaged wires.
Test Starter Function:
1. Use a multimeter to test for voltage at the starter terminal while attempting to start the vehicle.
2. If no voltage is present, check the ignition switch and relay.
3. If voltage is present but the starter does not engage, replace the starter motor.

4. Check Ignition Switch and Relay

Inspect Components:
1. Locate the ignition relay (refer to the owner’s manual for precise location).
2. Swap the relay with a similar one in the fuse box to see if that resolves the issue.
3. If the ignition switch is suspected, test it for continuity using a multimeter.