how to reset the tire pressure light on BMW 3 Series G20/G21 (2019-2024)

BMW 3 Series G20/G21 (2019-2024)

Error Codes

10-15 minutes

Time

medium

Difficulty

medium

Severity

2 min read

389 words

Problem Statement

The tire pressure light on a BMW 3 Series G20/G21 (2019-2024) is illuminated and requires resetting after checking or adjusting tire pressures.

Estimated Time

10-15 minutes

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure that the vehicle is parked on a flat surface and in a safe location while performing the reset.

Symptoms

•Tire pressure warning light remains illuminated on the dashboard
•Incorrect tire pressure readings displayed on the screen
•No other warning lights present

Diagnostic Steps

1
Confirm that all tires, including the spare if applicable, are inflated to the recommended pressure.
2
Use the vehicle's onboard computer to access the tire pressure monitoring system (TPMS) settings.
3
Check for any error codes related to the TPMS using an 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

•Vehicle key fob

Parts Required

•No replacement parts required for this procedure.

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Solution

1. Preparation

Ensure that all tires are set to the recommended pressure as specified on the driver's door jamb sticker.
Gather necessary tools, including the vehicle’s key fob and a working OBD-II scanner if needed.

Insert the key fob into the ignition and turn it to the "ON" position without starting the engine.
Navigate to the "Vehicle Settings" menu on the infotainment screen.
Select "Tire Pressure Monitor" or "TPMS."

3. Reset TPMS

Within the TPMS menu, look for the option labeled "Reset" or "Initialize."
Select this option to begin the reset process.
Confirm the action when prompted on the screen.

4. Confirm Reset

Turn off the ignition and wait for a few seconds.
Start the vehicle and check if the tire pressure warning light is still illuminated.
If the light is off, the reset was successful.