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A/C Compressor 1K0-820-808-H
Neglecting the A/C compressor can lead to inadequate cooling, strange noises, and even system failures. Signs of a failing compressor include refrigerant leaks, erratic cooling performance, or a burnt smell. Addressing these issues promptly is essential to prevent more costly repairs down the line.
Choosing an OEM part with the number 1K0-820-808-H is essential for proper fit and function. This component is manufactured to original specifications, ensuring it integrates seamlessly into the existing A/C system. Quality standards for OEM parts help avoid the risks associated with counterfeit or subpar replacements.
Verfügbar in Shops 17 Angebote
Fahrzeug-Passgenauigkeit 168 Fahrzeuge
Technische Daten
| Manufacturer | Sanden |
|---|---|
| Refrigerant Type | R134a |
| Weight | 14.90 lbs (6.76 kg) |
| Housing Material | Aluminum alloy |
| Clutch Included | Verify with supplier — some units include clutch assembly |
| Dimensions | — |
| Condition Available | New / Remanufactured |
| Compatible Engine Sizes | 1.4L L4, 1.8L L4, 2.0L L4, 3.6L V6 |
| Fitment Years | 2016–2018 |
| OEM Part Number | 1K0-820-808-H |
So ersetzen Sie A/C Compressor
Replacing the 1K0820808H A/C compressor requires refrigerant recovery equipment and torque tools. This job is best performed by a certified technician or experienced DIYer familiar with A/C systems. Always consult your vehicle's factory service manual for model-specific torque values and procedures.
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Disconnect the Battery
Turn off the ignition and disconnect the negative battery terminal to eliminate electrical hazards before beginning any work on the A/C system.
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Recover the Refrigerant
Using a certified recovery machine, evacuate all R134a refrigerant from the A/C system. Venting refrigerant to the atmosphere is illegal and environmentally harmful. Retain recovered refrigerant for reuse if it passes purity standards.
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Remove the Serpentine Belt
Relieve tension on the drive belt tensioner and slide the serpentine belt off the A/C compressor pulley. Note the belt routing diagram before removal.
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Disconnect Electrical Connectors and Refrigerant Lines
Unplug the compressor clutch electrical connector. Cap the refrigerant line fittings immediately after disconnection to prevent moisture and debris contamination of the system.
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Remove the Old Compressor
Unbolt the compressor mounting bolts and carefully remove the unit from the engine bay. Note the orientation and bolt positions for reinstallation reference.
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Transfer Components and Prepare New Unit
If the replacement unit does not include the clutch assembly, transfer it from the old compressor. Add the manufacturer-specified amount of PAG oil to the new compressor if it is not pre-charged.
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Install the New Compressor
Position the new compressor and hand-tighten mounting bolts before torquing to the specification listed in the factory service manual. Reconnect refrigerant lines and the clutch electrical connector.
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Recharge and Test the System
Reinstall the serpentine belt and reconnect the battery. Evacuate the A/C system under vacuum for at least 30 minutes to remove moisture, then recharge with the specified quantity of R134a. Start the engine, engage the A/C, and verify proper compressor clutch engagement and cold air output.
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Warm Air from Vents
The most common symptom of compressor failure is reduced or absent cabin cooling. The compressor can no longer adequately pressurize refrigerant, resulting in warm or ambient-temperature air at the vents.
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Unusual Noises During A/C Operation
Grinding, squealing, or rattling sounds when the A/C is switched on indicate worn internal bearings or damaged compressor internals. Continuing to operate in this condition risks catastrophic failure and debris contamination of the entire system.
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Compressor Clutch Not Engaging
If the clutch does not click on when A/C is selected, the compressor may have an internal seizure, a failed clutch coil, or a low-pressure lockout due to refrigerant loss. Inspect carefully before condemning the compressor.
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Visible Refrigerant or Oil Leaks
Oily residue or UV dye staining around the compressor body, shaft seal, or line fittings indicates a refrigerant leak. Low refrigerant causes the compressor to run hot and eventually seize.
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Abnormal System Pressures
During professional diagnosis, abnormally low high-side pressure or high low-side pressure on manifold gauges points to a failing compressor that can no longer build proper compression.
Wechselintervalle
The A/C compressor is a failure-driven replacement item. Proactively replacing the receiver-drier, expansion valve, and O-rings at the same time is strongly recommended to protect the new compressor and avoid repeat labor costs.
Häufig gestellte Fragen
Does the 1K0820808H include the compressor clutch?
Clutch inclusion varies by supplier. Some units are sold with the clutch assembly already installed; others are bare compressors only. Always confirm with your seller before ordering, especially if your original clutch is damaged.
What vehicles does the 1K0820808H fit?
This compressor fits the 2016–2017 Volkswagen Beetle (1.8L and 2.0L), 2016–2018 Volkswagen Jetta (1.4L and 2.0L GLI), and 2016–2018 Volkswagen Passat (1.8L and 3.6L V6). Always cross-reference your VIN with a dealer or fitment guide to confirm applicability.
Can I use an older suffix compressor such as 1K0820808G in place of the H?
The H suffix supersedes the A, C, E, and G variants, meaning it is the current updated version. The older suffix parts are interchangeable; however, sourcing the H variant is recommended as it reflects the latest engineering revision.
Is this a new or remanufactured compressor?
The OEM Sanden unit sold through Volkswagen dealerships is new. Aftermarket equivalents are available as both new and remanufactured units. Remanufactured compressors are typically less expensive but vary in quality — choose a supplier with a solid warranty (minimum 1 year) for remanufactured units.
Do I need to add oil to the new compressor before installation?
Yes, unless the unit is explicitly labeled as pre-charged with PAG oil. Most new and remanufactured compressors require the addition of manufacturer-specified PAG oil before installation. Running a dry compressor even briefly will cause immediate bearing damage.
Can I replace the A/C compressor myself, or do I need a professional?
Refrigerant recovery and recharge legally require EPA Section 608 certification and specialized equipment. While the mechanical replacement can be performed by a skilled DIYer, the refrigerant handling steps must be completed by a certified technician. Budget for recovery, evacuation, and recharge costs when pricing the job.
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