Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSAUDI2025A4 QUATTRO PRESTIGEREPAIR AND DIAGNOSISGENERAL INFORMATIONBRAKESMAP - ROUTINE INSPECTION REFERENCE GUIDEROUTINE INSPECTION REFERENCE GUIDEROUTINE INSPECTION - UICSSTEERING AND SUSPENSION, WHEEL ALIGNMENT, WHEELS AND TIRESVALVE STEMS
2025 Audi A4 Quattro Prestige
Valve Stems
2025 Audi A4 Quattro PrestigeSECTION Valve Stems
NOTE:
Most tire manufacturers suggest replacement of non-TPMS valve stems any time a new tire is installed. For TPMS valve stems, the manufacturer may require replacement of the valve stem, o-ring seals, washers, gaskets, valve cores, compression washers and/or locking nut.
| Condition | Code | Procedure |
|---|---|---|
| Bent | 2 | Suggest replacement |
| Broken | A | Require replacement |
| Cap seized | A | Require repair or replacement |
| Cut, but not leaking | 1 | Suggest replacement |
| Deteriorated (cracking, dry rot) | 1 | Suggest replacement |
| Leaking | A | Require repair or replacement |
| Missing | C | Require replacement |
| O-Ring leaking | A | Require replacement of O-Ring |
| Threads damaged | A | Require repair or replacement |
| Threads stripped | A | Require replacement |
| Valve cap missing | C | Require replacement of cap |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.