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Batteries used in the TPMS sensors are CR1632. There is a small bag of parts that comes
with the sensors. Parts include a wrench, 6 nuts, 6 large O-rings, 6 small O-rings, and a
black handle tool used to open the TPMS sensors (A).
The black handle tool has serrations that match up to the
bottom side of the sensor
Place the sensor in the handle tool as shown
The sensor will unscrew as shown allowing access to the
battery inside .
The battery “+” side faces upwards in the holder.
To remove the battery, you must carefully lift a tab that
holds the battery in place around the battery edge
. The battery will slide out from under this tab.
The TPMS sensor on the front tire (on either side of the trailer) at
the front tire position when rotating tires.
The TPMS sensor on the middle tire (on either side of a 3 axle trailer)
at the middle tire position when rotating tires.
The TPMS sensor on the rear tire (on either side of the trailer)
at the rear tire position when rotating tires (on both dual and triple axle
trailers).
This guarantees tire pressures displayed on the touchscreen are accurate-
ly showing the correct tire locations on the trailer.
The large O-rings are
replacements for the one inside the
TPMS sensor (E arrow). The small
O-rings are replacements for the small
O-ring located inside the valve stem
cap.