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

Toyota Corolla E170 (2013-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

468 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 no-start issue in 2013-2019 Toyota Corolla E170. Step-by-step guide with symptoms, diagnostic steps, 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.
•Ensure the vehicle is securely lifted before working underneath.

Symptoms

•Engine does not start, only a clicking noise heard
•Dashboard lights flicker or dim when starting
•No cranking of the engine
•Battery warning light illuminated
•Possible electrical accessory malfunctions (e.g., radio, lights)

Diagnostic Steps

1
Check the battery voltage using a multimeter; it should read at least 12.4 volts.
2
Inspect battery terminals and connections for corrosion or looseness.
3
Test the starter relay by swapping it with a similar relay in the fuse box.
4
Use an OBD-II scanner to check for any stored error codes.
5
Measure voltage at the starter solenoid while attempting to start the engine.

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
•Screwdriver set
•Torque wrench

Parts Required

•Replacement battery (if faulty)
•Starter relay (if faulty)
•Starter motor (if faulty)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Check the battery voltage using a multimeter; it should read at least 12.4 volts.
2
Inspect battery terminals and connections for corrosion or looseness.
3
Test the starter relay by swapping it with a similar relay in the fuse box.
4
Use an OBD-II scanner to check for any stored error codes.
5
Measure voltage at the starter solenoid while attempting to start the engine.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is in a safe working environment, with the engine off and parked on a flat surface.

2. Battery Inspection and Replacement

Inspect Battery Condition
- Remove the negative battery terminal using a socket wrench.
- Clean any corrosion from the terminals and check for physical damage.
- Reconnect the terminals.
Test Battery
- If the battery voltage is below 12.4 volts, charge the battery or replace it if necessary.

3. Starter Relay Check

Locate the Starter Relay
- Open the fuse box (usually located under the dashboard or hood).
Swap or Replace Relay
- Identify the starter relay and swap it with a similar relay.
- If the engine starts, replace the faulty relay.

4. Starter Motor Inspection

Access Starter Motor
- Safely lift the vehicle and remove the undercarriage cover if applicable.
- Locate the starter motor.
Test Starter Functionality
- Disconnect the wiring harness from the starter.
- Use a multimeter to check for continuity and proper resistance.
- If faulty, replace the starter motor.

5. Final Assembly

Reassemble any components removed during the inspection.
Ensure all electrical connections are secure.