Denso First Time Fit TPMS Sensor Removal/Installation Instructions page 2

 CAUTION: Do not install the device in damaged wheels. Never modify the device. Improper
device installation may cause the motor vehicle TPMS to fail to operate properly.
Removal of the TPMS Sensor
 WARNING: Always wear safety glasses and necessary protective coverings when working
with the removal and installation of TPMS sensors.
BEFORE DISASSEMBLING THE TIRE:
1. Remove the valve cap from the existing TPMS sensor.
2. Remove the valve core of the TPMS sensor releasing all the air from the tire.
TIRE DISMOUNTING:
1. Position the tire/wheel so that the valve
stem is located at the 6 or 12 o'clock
position at all times when breaking the
bead. (see Fig. 1)
2. Use a tire changer shoe (bead break jig) to
break the seal of the tire bead.
3. Disassemble upper tire bead per normal
procedures.
4. Disassemble lower tire bead per normal
procedures.
5. When dismounting the tire from the rim
the sensor should be slightly ahead of
the tire machine head. The tire should
be dismounted without contact to the
sensor which may cause damage to
the sensor. (see Fig. 2)
REMOVAL OF THE TPMS SENSOR:
1. Remove the screw that attaches the
sensor to the valve stem and remove
the sensor. (see Fig. 3)
2
SHOE LOCATION TO BREAK TIRE BEAD
TIRE
VALVE
STEM
SHOE
Fig. 1
Fig. 2
Fig. 3