Forum Discussion

kmb1966's avatar
kmb1966
Explorer
Jun 21, 2017

TPMS shows different pressure than pressure gauge

We have the Tireminder TM66 on our Class A. We are finding that many times the sensors have a different reading than the manual tire pressure gauge. not a huge difference but enough to not know whet...
Class A
Dale_Traveling's avatar
Dale_Traveling
Explorer II
Jun 21, 2017
Consider the error is just short of 10% and TireMinder list the TM66 series at +/- 2.7% I would say no, the error is is not acceptable. I would first replace the sensor battery and if the accuracy doesn't return to specification then replace the sensor.

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