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Tire Pressure Monitoring|Description and Operation > < Low Tire Pressure Indicator Module Replacement

Astra J

Tire Pressure Indicator Sensor Replacement

Removal Procedure

1. Remove the wheel. Refer to Tire and Wheel Removal and Installation .
2. Dismount the tire from the rim.
3. Remove the valve core and release the air pressure.

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Note:  The TPMS valve can be identified by the grey plastic dust cap.
4. Remove the nut (2) and drop the transmitter (1) into the tire.
5. Gently bounce the tire to ensure that the transmitter falls to the bottom of the tire.
6. Gently remove the tire and the sensor at the bottom.

Installation Procedure


Caution: Refer to Fastener Caution .

Note:  Ensure correct installation position. The flat side of the valve body must face the hub of the rim.
1. Fit the sensor in the hole in the wheel rim.
  Insert tire pressure sensor with new sealing ring, valve core and dust cap. Tighten the valve core.

        Tighten
        0.3 N·m (2.7 lb in)


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2. Counterhold the sensor (1) when the nut (2) is fitted.

        Tighten
        8 N·m (71 lb in)


Note:  When changing the seal, use a plastic tool.

Note:  Only nickel coated valve cores are allowed.
3. Fit the tire onto the rim and balance it.

Note:  To prevent damage to tire pressure sensor, the tire should be fitted to the rim starting approx. 20° from the valve and working in clockwise direction.

Note:  When the tire is replaced, also change the seal and the valve core.
4. Fit the wheel. Refer to Tire and Wheel Removal and Installation .
5. Drive the vehicle for at least 9 minutes above 40 km/h (25 MPH).

Tire Pressure Monitoring|Description and Operation > < Low Tire Pressure Indicator Module Replacement