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A/C Condenser 5Q0-816-411-AR
Доступно в магазинах 30 пропозицій
Сумісність з автомобілями 121 автомобіль
Технічні характеристики
| OEM Part Number | 5Q0-816-411-AR |
|---|---|
| Core Length | 573 mm |
| Core Width | 396 mm |
| Core Depth | 16 mm |
| Material | Aluminum |
| Core Design | Serpentine parallel-flow |
| Integrated Components | Receiver-drier |
| Refrigerant Compatibility | R134a / R1234yf (variant dependent) |
| Condenser Mounting Torque | ~10 Nm (7 ft-lbs) |
| Refrigerant Line Connection Torque | ~15 Nm (11 ft-lbs) |
Як замінити A/C Condenser
Replacing the A/C condenser on MQB platform VW Group vehicles requires refrigerant recovery equipment and should be performed by a certified A/C technician. The procedure involves partial front-end disassembly to gain access to the condenser. Always consult the vehicle-specific service manual for exact torque values and procedures.
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Recover Refrigerant
Using a certified refrigerant recovery machine, safely extract all refrigerant from the A/C system before beginning any disassembly. Do not vent refrigerant to atmosphere — this is illegal and hazardous.
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Disconnect the Battery
Disconnect the negative terminal of the vehicle battery to prevent electrical faults during the repair process.
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Remove the Front Bumper
Remove the front bumper cover and any associated trim panels or splash shields to gain clear access to the condenser mounted ahead of the radiator.
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Disconnect Refrigerant Lines
Using the correct A/C line disconnect tools, carefully detach the high-side and low-side refrigerant lines from the condenser fittings. Cap or plug all open lines immediately to prevent moisture ingress.
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Unbolt and Remove the Old Condenser
Remove the condenser mounting bolts (approximately 10 Nm torque) and carefully extract the old condenser from the vehicle, taking care not to damage adjacent radiator or cooling fan components.
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Install the New Condenser
Position the new 5Q0816411AR condenser into the mounting location and secure with bolts torqued to approximately 10 Nm (7 ft-lbs). Ensure the unit is seated correctly in all mounting brackets.
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Reconnect Refrigerant Lines and Reassemble
Attach the refrigerant lines with new O-rings lubricated with refrigerant oil, torquing connections to approximately 15 Nm (11 ft-lbs). Reinstall the front bumper, trim panels, and any removed splash shields.
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Evacuate, Recharge, and Test
Use a vacuum pump to evacuate the system for a minimum of 30 minutes to remove moisture. Recharge with the correct refrigerant type (R134a or R1234yf per vehicle spec) and quantity. Start the vehicle and verify A/C system operation, checking for leaks at all connections.
Ознаки зношеної деталі
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Reduced Cooling Efficiency
The A/C system blows air that is warmer than normal or fails to reach set temperature, indicating the condenser is no longer dissipating heat effectively from the refrigerant.
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Visible Refrigerant Leak
Oily residue or visible damage on or around the condenser core suggests a refrigerant leak, often caused by road debris impact or corrosion on the aluminum core.
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Unusual A/C System Noises
Rattling, hissing, or gurgling sounds from the front of the vehicle when the A/C is active may point to a partially blocked or damaged condenser affecting refrigerant flow.
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Abnormally High System Pressure
A blocked or damaged condenser core restricts refrigerant flow, causing high-side pressure readings outside of normal operating range and potentially triggering A/C system shutoff.
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Engine Overheating
A severely blocked condenser can restrict airflow to the radiator behind it, contributing to elevated engine coolant temperatures, especially in slow-moving traffic.
Періодичність заміни
A/C condenser replacement is condition-based, not mileage-based. Inspect the condenser whenever the A/C system is serviced or refrigerant loss is suspected.
Часті запитання
Does the 5Q0816411AR fit my specific VW Golf or Audi A3?
This part is designed for MQB platform vehicles including VW Golf VII, Jetta, Passat, Audi A3, Audi Q3, Škoda Karoq, and SEAT Leon across various model years. However, fitment can vary by engine type and production date. Always verify compatibility using your vehicle's full VIN before ordering.
Does this condenser include the receiver-drier, or do I need to buy it separately?
Yes — the 5Q0816411AR includes an integrated receiver-drier as part of the condenser assembly. You do not need to purchase a separate desiccant canister or receiver-drier for this replacement.
Which refrigerant does this condenser use — R134a or R1234yf?
The 5Q0816411AR is compatible with both R134a and R1234yf refrigerants depending on the specific vehicle variant. Check your vehicle's A/C system label (typically located on the condenser or under the hood) or consult your service manual to confirm which refrigerant your system requires before recharging.
Can I install this condenser myself, or does it require a professional?
While the mechanical installation can be completed by a competent DIY technician, refrigerant recovery and recharging requires specialized EPA-certified equipment and, in most regions, a certified technician. It is strongly recommended to have refrigerant handling performed by a licensed A/C shop.
What are the superseded or equivalent OEM part numbers for this condenser?
The 5Q0816411AR supersedes earlier OEM numbers 5Q0-816-411-AB and 5Q0-816-411-AP. Part number 5Q0-816-411-BG also appears in VW Group catalogs for certain markets. When ordering, confirm with your parts supplier that the current suffix (AR) is the latest supersession for your vehicle.
Are aftermarket condensers like Nissens or Mahle as good as the OEM part?
Tier-1 aftermarket suppliers such as Nissens (940319), Mahle (AC 772 000S), Valeo (814375), and Delphi (CF20274) produce condensers to OEM specifications and are widely used in professional repair shops. Nissens is particularly well-regarded for MQB platform fitment and is the recommended aftermarket alternative for this application.
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