how to fix the TPMS warning on my Toyota Corolla E170 (2013-2019)?

Toyota Corolla E170 (2013-2019)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

586 words

Problem Statement

Learn how to diagnose and fix the TPMS warning light on your Toyota Corolla E170 (2013-2019). 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

•Ensure the vehicle is securely lifted and supported on jack stands before working on tires.
•Wear safety glasses and gloves when handling tires and working with air pressure.

Symptoms

•TPMS warning light illuminated on the dashboard
•Inconsistent tire pressures across different tires
•Possible decrease in fuel efficiency
•Tires may feel under-inflated or over-inflated
•Fluctuating tire pressure readings on the dashboard display

Diagnostic Steps

1
Check the tire pressures of all four tires using a tire pressure gauge to ensure they are within the manufacturer's recommended range.
2
Inspect each tire for visible damage, punctures, or signs of air leakage.
3
Use an OBD-II scanner to check for any stored error codes related to the TPMS or tire sensors.
4
Verify the functionality of the TPMS sensors by performing a reset of the system and monitoring if the warning light reappears.
5
Inspect the TPMS receiver module and wiring for any damage or disconnection.

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

•Tire pressure gauge
•OBD-II scanner
•Jack
•Jack stands
•Tire inflator
•TPMS reset tool

Parts Required

•TPMS sensors (if faulty)
•Valve stems (if damaged)

Related Faults

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Diagnostic Steps

1
Check the tire pressures of all four tires using a tire pressure gauge to ensure they are within the manufacturer's recommended range.
2
Inspect each tire for visible damage, punctures, or signs of air leakage.
3
Use an OBD-II scanner to check for any stored error codes related to the TPMS or tire sensors.
4
Verify the functionality of the TPMS sensors by performing a reset of the system and monitoring if the warning light reappears.
5
Inspect the TPMS receiver module and wiring for any damage or disconnection.

Solution

1. Preparation

Tools Required: Tire pressure gauge, OBD-II scanner, jack, jack stands, tire inflator, TPMS reset tool (if necessary).
Ensure the vehicle is parked on a level surface and the ignition is turned off.

2. Check Tire Pressures

Sub-steps:
1. Remove the valve stem caps from each tire.
2. Use the tire pressure gauge to measure the pressure in each tire.
3. Compare the readings with the specifications found on the driver’s side door jamb.
4. Inflate or deflate tires as necessary to reach the recommended pressure.

3. Inspect Tires

Sub-steps:
1. Visually inspect each tire for cracks, bulges, or any foreign objects embedded in the tread.
2. Check for uneven wear patterns, which may indicate misalignment or suspension issues.
3. If any issues are found, repair or replace the affected tires.

4. Reset TPMS

Sub-steps:
1. With the ignition in the "ON" position (do not start the engine), locate the TPMS reset button (usually under the steering wheel).
2. Press and hold the TPMS reset button until the TPMS warning light blinks three times, then release it.
3. Drive the vehicle at speeds above 30 mph for about 10 minutes to allow the system to recalibrate.

5. Verify Sensor Functionality

Sub-steps:
1. Use the OBD-II scanner to check for any error codes after resetting the TPMS.
2. If error codes related to TPMS sensors are present, consider replacing the faulty sensors.
3. Recheck tire pressures again to ensure they are consistent with the specifications.