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Evaporative Emissions System Lines - Audi (4F0-201-946-H)
2005-2011 Audi - 4F0-201-946-H
Review Fitment & Product Details
Details
- Brand:
- SKU:
4F0-201-946-H
- Other Names:
Connector Pipe, Pipe
- Description:
3.2L. 3.0L. 5.2L. 4.2L, 2007-11. 4.2L, 2005-06. This genuine Audi Evaporative Emissions System Lines, part number 4F0-201-946-H, keeps the exhaust and evaporative streams within regulated limits, and because the engine management strategy adapts around these components, a degraded unit affects drivability as well as emissions compliance. Ordering genuine avoids the fit and durability compromises that come with aftermarket substitutes. Check the applications list or supply your VIN to confirm this part fits your vehicle.
California Proposition 65
WARNING: Cancer and reproductive harm - www.P65Warnings.ca.gov Pricing is valid online only and may vary in your local store
Vehicle Fitment
Vehicle Fitment
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|
Key Product Information
Additional Information
| SYMPTOMS | Common complaints that lead to 4F0-201-946-H being replaced: a check engine lamp, failed emissions inspection, fuel smell around the vehicle, reduced power or a regeneration warning on diesel applications, or a rattle from a broken internal substrate. Confirm the complaint against the vehicle identification number and option content before ordering. |
| TROUBLESHOOTING | To confirm 4F0-201-946-H is the cause rather than a symptom: read freeze frame data along with the code, since an efficiency fault often traces back to an upstream misfire, oil consumption, or leak rather than the emissions component itself. If the fault is intermittent, check wiring and connectors before the component itself. |
| INSTALLATION | Proper fitment of this emissions component (4F0-201-946-H) requires all upstream faults to be corrected first, otherwise the same condition that destroyed the original component will destroy the replacement. Follow the Audi repair manual procedure and torque specifications for the specific model and year. |
| MAINTENANCE | Ongoing maintenance where 4F0-201-946-H is fitted means keeping the engine in good tune, using the correct fuel, and completing regeneration cycles rather than interrupting them on diesel applications. Service records also help establish warranty eligibility if a component fails early. |
| GENERAL_NOTES | Fitment note for this emissions component (4F0-201-946-H): emissions components are federally regulated and may carry a separate warranty period from the balance of the vehicle. This is a genuine Audi part supplied through the factory parts network. |
| FAULT_CODES | Fault codes commonly stored when this component fails, applicable to part 4F0-201-946-H: P0441, P0442, P0443, P0455, and P0456 covering evaporative emission purge flow, valve circuit, and small or large leak detection. |
| REPLACEMENTS | Related parts to order with 4F0-201-946-H: gaskets, clamps, hangers, and affected oxygen sensors are renewed with the component to guarantee a sealed, leak free installation. Check the repair manual for the full list of single use fasteners for this procedure. |
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