Can You Replace the Battery in a Tire Pressure Sensor (TPMS)?
Is It Possible to Replace a TPMS Battery?
Technically, yes, but in most cases, tire pressure sensor (TPMS) batteries are not designed to be replaced separately. Most TPMS sensors use sealed lithium batteries that last 5–10 years. When the battery dies, the entire TPMS sensor is usually replaced.
Why Can’t You Replace the TPMS Battery Easily?
🔹 Batteries Are Sealed Inside the Sensor – Most TPMS sensors are not designed for battery replacement.
🔹 Battery Replacement Requires Precision – Cutting open the sensor can damage delicate electronics.
🔹 Most Shops Replace the Entire Sensor – It’s easier and ensures reliable operation.
How to Tell If a TPMS Battery Is Dead
✅ TPMS Warning Light Stays On – Indicates a sensor failure, not just low tire pressure.
✅ Sensor Stops Sending Readings – No pressure data from one or more wheels.
✅ Battery Life Exceeds 5–10 Years – If your TPMS is old, the battery may be dead.
How to Replace a TPMS Sensor (Instead of the Battery)
1️⃣ Confirm Which Sensor Is Dead – Use an OBD-II scanner with TPMS function or visit a tire shop.
2️⃣ Buy a Replacement TPMS Sensor – Sensors cost $50–$150 each.
3️⃣ Have the New Sensor Installed & Programmed – Most shops charge $30–$75 per tire for installation and programming.
4️⃣ Reset the TPMS System – Some cars require manual TPMS reset after replacement.
Can You DIY Replace a TPMS Battery?
⚠️ Possible but Difficult:
- Some DIYers cut open the sensor, replace the battery, and reseal it, but this is risky and not always reliable.
- If the sensor gets damaged during the process, it won’t work properly.
Final Thoughts
No, most TPMS batteries cannot be replaced separately. If the battery dies, the best solution is to replace the entire TPMS sensor for reliability and safety.
FAQs
1. Can you drive with a dead TPMS battery?
Yes, but you won’t get tire pressure alerts, increasing the risk of low tire pressure-related issues.
2. How much does it cost to replace a TPMS sensor?
💰 $50–$150 per sensor plus $30–$75 for installation.
3. Can I replace a TPMS sensor myself?
Yes, but you’ll need a tire removal tool and a TPMS programming tool.
4. How long does a TPMS battery last?
Typically 5–10 years, depending on usage.
5. Will AutoZone replace my TPMS sensor?
No, but they sell replacement TPMS sensors. You’ll need a tire shop to install and program them.
