TPMS sensors, how do they work?
TPMS sensors, how do they work?
Hi Guys,
I'm getting winter tires mounted on a different set of wheels for my 2011 G37x sedan so I can spare my OEM wheels from the harsh Canadian winters.
The wheels don't have TPMS sensors. I have some questions I'm hoping I can get some help with:
2011 Infiniti G37x sedan
I'm getting winter tires mounted on a different set of wheels for my 2011 G37x sedan so I can spare my OEM wheels from the harsh Canadian winters.
The wheels don't have TPMS sensors. I have some questions I'm hoping I can get some help with:
- Is the part number I found the right one? part# 40700-1LA0A
- New vs used sensors, is there anything I should know?
- I've seen a process on this forum to "reset" the sensors but does that work with new/used sensors that have never been used on my car? Or do they need to always be programmed for my car?
2011 Infiniti G37x sedan
Here's a link from Bridgestone - scroll down to direct TPMS.
https://www.bridgestonetire.com/trea...how-tpms-works
Typically not much of a price difference between new and used OEM sensors - purchased OEM Honda sensors last year@ $25 ea.
They do need calibrated - here Discount Tire doesn't charge extra (besides installing) but I don't know about other retailers.
-Eric
https://www.bridgestonetire.com/trea...how-tpms-works
Typically not much of a price difference between new and used OEM sensors - purchased OEM Honda sensors last year@ $25 ea.
They do need calibrated - here Discount Tire doesn't charge extra (besides installing) but I don't know about other retailers.
-Eric
Like you, I've got 2 sets of wheels. I bought a used set of OEM sensors for the second set.
If you do the same, be mindful that age, and I believe mileage, have impact on sensors' lifetime (battery). Think I recall reading that sensors transmit signal based on wheel rotation, so higher mileage means more signals sent means battery was used more. And time degrades the battery's ability to hold charge (prob much less of a factor, though).
Read problems with aftermarket ones, which is why I stuck to OEM (but new from dealer is $$$)
If you do the same, be mindful that age, and I believe mileage, have impact on sensors' lifetime (battery). Think I recall reading that sensors transmit signal based on wheel rotation, so higher mileage means more signals sent means battery was used more. And time degrades the battery's ability to hold charge (prob much less of a factor, though).
Read problems with aftermarket ones, which is why I stuck to OEM (but new from dealer is $$$)
Here's a link from Bridgestone - scroll down to direct TPMS.
https://www.bridgestonetire.com/trea...how-tpms-works
Typically not much of a price difference between new and used OEM sensors - purchased OEM Honda sensors last year@ $25 ea.
They do need calibrated - here Discount Tire doesn't charge extra (besides installing) but I don't know about other retailers.
-Eric
https://www.bridgestonetire.com/trea...how-tpms-works
Typically not much of a price difference between new and used OEM sensors - purchased OEM Honda sensors last year@ $25 ea.
They do need calibrated - here Discount Tire doesn't charge extra (besides installing) but I don't know about other retailers.
-Eric
Like you, I've got 2 sets of wheels. I bought a used set of OEM sensors for the second set.
If you do the same, be mindful that age, and I believe mileage, have impact on sensors' lifetime (battery). Think I recall reading that sensors transmit signal based on wheel rotation, so higher mileage means more signals sent means battery was used more. And time degrades the battery's ability to hold charge (prob much less of a factor, though).
Read problems with aftermarket ones, which is why I stuck to OEM (but new from dealer is $$$)
If you do the same, be mindful that age, and I believe mileage, have impact on sensors' lifetime (battery). Think I recall reading that sensors transmit signal based on wheel rotation, so higher mileage means more signals sent means battery was used more. And time degrades the battery's ability to hold charge (prob much less of a factor, though).
Read problems with aftermarket ones, which is why I stuck to OEM (but new from dealer is $$$)
Also, there were a few different types of OEM TPMS over the years, I suggest you call a dealer with your VIN so they can give you which part numbers are compatible with your car.
And a shop shouldn't charge more than $20 to program the TPMS...the tool is pretty cheap and can be done in minutes.
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As a consumer, if you purchase one and your local shop charges $20, you only have to use it 7 times to get your money back. I would agree that is pretty cheap. Just my $.02
No prob...bought mine in FS section of this site.
Also, there were a few different types of OEM TPMS over the years, I suggest you call a dealer with your VIN so they can give you which part numbers are compatible with your car.
And a shop shouldn't charge more than $20 to program the TPMS...the tool is pretty cheap and can be done in minutes.
Also, there were a few different types of OEM TPMS over the years, I suggest you call a dealer with your VIN so they can give you which part numbers are compatible with your car.
And a shop shouldn't charge more than $20 to program the TPMS...the tool is pretty cheap and can be done in minutes.
At work we use either our scan tool or the Snap-On TPMS programmer. Both of which run easily over $1,000.
When he mentioned there was a 'cheaper' alternative it caught me off guard.
A quick search lead me to a $120 "Autel TS408" unit. Skimming through the description it says
If I'm reading that correctly, you must buy a Autel TPMS sensor for that tool to be able to program it to your vehicle. Doesn't seem like you can use OEM or any aftermarket sensors UNLESS it's a "Autel" branded TPMS sensor with that tool.
When he mentioned there was a 'cheaper' alternative it caught me off guard.
A quick search lead me to a $120 "Autel TS408" unit. Skimming through the description it says
The MaxiTPMS TS408 is a new generation base model TPMS tool, which is designed to activate all known TPMS sensors, read sensor ID, pressure, temperature and battery condition, program AUTEL MX-sensors and provide on-tool relearn procedure.






