Tire Pressure Monitoring System (TPMS) Warning Light Always On
The TPMS warning light is constantly illuminated on a 2019 Honda Civic, indicating that one or more tires have low pressure or the system has a fault. This can affect tire wear, fuel economy, and safety if not addressed.
Diagnosis Details
Possible Causes
One or more tires are significantly underinflated (below the recommended pressure).
TPMS sensor battery failure or sensor malfunction due to age or damage.
TPMS system needs recalibration after tire rotation or pressure adjustment.
Related OBD-II Codes
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What You Should Do
Check and adjust all tire pressures to the recommended level (usually found on the driver's door jamb).
If the light remains on after driving a few miles, have the TPMS sensors inspected and the system diagnosed with a TPMS tool.
Estimated Repair Cost
$0 (if just air needed) to $50-$100 per sensor replacement, plus labor
Typical range: $50 – $100
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Disclaimer: This AI-generated diagnosis is for informational reference only. Always consult a qualified mechanic for an in-person inspection. AutOwner is not responsible for decisions made based on this information.