how to reset the check engine light in Toyota Corolla E170 (2013-2019)

Toyota Corolla E170 (2013-2019)

Error Codes

30 minutes

Time

medium

Difficulty

medium

Severity

3 min read

406 words

Problem Statement

Learn how to reset the check engine light in a 2013-2019 Toyota Corolla E170. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

30 minutes

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems to prevent short circuits.

Symptoms

•Check engine light illuminated
•Engine running normally after repairs
•No new error codes present after repairs

Diagnostic Steps

1
Use an OBD-II scanner to check for any stored error codes.
2
Address the underlying issue causing the check engine light to illuminate.
3
Clear the error codes using the OBD-II scanner.

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
•Socket set

Parts Required

•None required for resetting; however, ensure any faulty components are replaced.

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Solution

1. Preparation

Ensure the vehicle is parked in a safe area with the engine off.
Gather tools and ensure the OBD-II scanner is functioning properly.

2. Connect OBD-II Scanner

Locate the OBD-II port under the dashboard near the steering column.
Plug the OBD-II scanner into the port and turn the ignition to the "On" position without starting the engine.

3. Retrieve and Clear Codes

Follow the scanner’s instructions to retrieve any stored error codes.
Once noted, select the option to clear codes or reset the check engine light.
Confirm the action on the scanner.

4. Disconnect the Battery (if necessary)

If the check engine light remains on after using the scanner, disconnect the negative terminal of the battery.
- Use a socket set to loosen the bolt on the negative terminal.
- Remove the cable and wait for about 10 minutes to fully reset the vehicle's computer.
- Reconnect the terminal and tighten the bolt securely.

5. Test the System

Start the engine and check if the check engine light is off.
Allow the vehicle to run for a few minutes to ensure the light does not reappear.