RS 4 Quattro Cabriolet V8-4.2L (BNS) (2008)
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Tire Pressure Sensor: Service and Repair
Wheel Electronics, Assembly Overview
Wheel electronics, assembly overview
1 - Metal valve body
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Delivered complete
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Replace valve insert with every tire change
2 - Valve core
3 - Sealing ring
4 - Rim
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Tires, mounting and dismounting and
5 - Wheel electronics
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Must be completely replaced
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Battery life approx. 7 years
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Remaining battery life, temperature and pressure can be read via diagnosis with Vehicle Diagnostic, Measuring and Information System VAS
5051A
6 - Microencapsulated screws Torx T20
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Torque specification 4 Nm
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Screws must be replaced
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Can only be obtained as a replacement part with wheel electronics
