AC Compressor Repair Kit – VAG 5N0820803 | VW Tiguan Passat Audi Q5 A4
The VAG AC compressor 5N0820803 develops seal and O-ring failures over time — causing refrigerant leaks, loss of cooling, and noisy compressor operation. This repair kit replaces the worn internal seals and O-rings, restoring leak-free compressor operation. VW Tiguan, VW Passat B6/B7, VW Sharan; Audi Q5, Audi A4 B8 — models equipped with AC compressor 5N0820803
Fits OEM #5N0820803.
Important! Before ordering, compare the appearance of the valve with the valve installed on your vehicle. Depending on the model year, engine, and vehicle configuration, different compressor and control valve versions may be used.
When to Inspect This Part
- weak or intermittent A/C cooling
- unstable vent temperature
- A/C compressor runs continuously
- refrigerant-pressure fault
What's Included
- Repair components supplied for this SKU and shown in the product photos; no complete surrounding assembly is included
Important Limitations
Confirm the exact compressor and control-valve version before opening the system. Refrigerant recovery and A/C service must follow applicable workshop procedures.
Part Number / PN
5N0820803
Important Fitment Check
Before ordering, compare the part design, dimensions, connectors, and every available OEM/P/N marking with the part installed on the vehicle. Matching OEM/P/N 5N0820803 is the primary fitment check.
FAQ
How do I confirm fitment for this AC Compressor Repair Kit?
Compare the exact OEM/P/N and physical design with the installed part. The primary reference is 5N0820803. Do not select the part by vehicle model alone.
What symptoms may indicate a problem with this AC Compressor Repair Kit?
Confirmed symptoms include weak or intermittent A/C cooling, unstable vent temperature, A/C compressor runs continuously, refrigerant-pressure fault. Diagnose the original assembly before ordering so another fault is not mistaken for this part.
What is included with this AC Compressor Repair Kit?
The confirmed kit contents are: Repair components supplied for this SKU and shown in the product photos; no complete surrounding assembly is included.
Does this listing include the complete surrounding assembly?
Confirm the exact compressor and control-valve version before opening the system. Refrigerant recovery and A/C service must follow applicable workshop procedures.
What should be checked before installation?
Check the OEM/P/N, dimensions, connectors, orientation, and condition of the mating components. Installation should follow the correct service procedure for the specific vehicle and assembly.
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Orders ship within 1–2 business days.
Standard delivery:
- USA: Some items ship from our US warehouse and arrive within 3 business days.
- USA-EU: 10–21 business days
- Worldwide: 14–30 business days
Shipping cost is shown at checkout.
Can I exchange or return an item?
Yes, you can exchange or return an item within 14 days of purchase. This right is guaranteed to you by the Law on the Protection of Consumer Rights
To use this feature, please make sure that:
- the product was not in use and has no traces of use: scratches, chips, abrasions, etc.
- the goods are fully completed and the integrity of the packaging is not violated
- retained all labels and factory markings