why does my Tesla Model S Original (2012-2020) show a low tire pressure warning

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

585 words

Problem Statement

Learn how to diagnose and fix low tire pressure warning in Tesla Model S (2012-2020). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Suspension

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Always ensure the vehicle is on a flat surface and properly supported when working on tires.
•Allow tires to cool before checking pressure, as heat can cause pressure readings to be inaccurate.

Symptoms

•Low tire pressure warning light illuminated on the dashboard
•Possible decrease in vehicle handling or stability
•Uneven tire wear noticed during visual inspection
•Tire pressure reading below the manufacturer's recommended levels
•Warning message on the touchscreen display indicating specific tire(s) with low pressure

Diagnostic Steps

1
Check the tire pressure using a reliable tire pressure gauge.
2
Compare the measured tire pressures to the recommended tire pressure specifications found in the owner’s manual or on the driver's side door jamb.
3
Inspect each tire visually for signs of damage, punctures, or foreign objects embedded in the tread.
4
Verify the functionality of the Tire Pressure Monitoring System (TPMS) by checking for any error codes using the vehicle’s diagnostic system.
5
Look for recent temperature changes or driving conditions that may have affected tire pressure.

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
•Air compressor
•Tire repair kit (if necessary)
•Torque wrench

Parts Required

•Replacement tire (if repair is not possible)
•Tire sealant (if applicable)

Related Faults

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Symptoms

•Low tire pressure warning light illuminated on the dashboard

•Possible decrease in vehicle handling or stability

•Uneven tire wear noticed during visual inspection

•Tire pressure reading below the manufacturer's recommended levels

•Warning message on the touchscreen display indicating specific tire(s) with low pressure

Diagnostic Steps

1
Check the tire pressure using a reliable tire pressure gauge.
2
Compare the measured tire pressures to the recommended tire pressure specifications found in the owner’s manual or on the driver's side door jamb.
3
Inspect each tire visually for signs of damage, punctures, or foreign objects embedded in the tread.
4
Verify the functionality of the Tire Pressure Monitoring System (TPMS) by checking for any error codes using the vehicle’s diagnostic system.
5
Look for recent temperature changes or driving conditions that may have affected tire pressure.

Solution

1. Preparation

Gather necessary tools: tire pressure gauge, air compressor, and any necessary repair materials (if tire damage is found).
Ensure the vehicle is parked on a flat surface and the tires are cool to the touch.

2. Inflate Tires

Step 1: Remove the valve caps from the tires needing air.
Step 2: Use the tire pressure gauge to check the current pressure of each tire.
Step 3: Inflate the tires using the air compressor to the recommended pressure (usually found in the owner’s manual or on the driver’s side door jamb).
Step 4: Recheck the pressure with the tire pressure gauge to ensure it is correct.
Step 5: Replace the valve caps securely.

3. Repair or Replace Tire (if applicable)

Step 1: If a puncture or damage is found, assess whether it can be repaired or if the tire needs to be replaced.
Step 2: For a repairable puncture, follow the manufacturer's instructions for patching or plugging the tire.
Step 3: If replacing, remove the tire from the wheel using a tire machine (if available) or take it to a tire shop for professional service.
Step 4: Install the new or repaired tire, ensuring it is properly seated on the rim.
Step 5: Balance the tire and re-install it on the vehicle, tightening lug nuts to the specified torque.