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VW Golf MK6 2011 1.6 TDI (CAYC) Air Conditioning Compressor / Pump (PXE16 Type)
Removed from a Volkswagen Golf MK6 2011 1.6 TDI (CAYC engine).
Genuine air conditioning compressor (PXE16 type), used to compress and circulate refrigerant gas within the AC system.
Condition: Used item, may have minor marks, scratches or signs of wear due to storage and age. Fully working unless stated.
Important: Please ensure your compressor type and part number match (e.g. 03L820803 / 5N0820803 variants or PXE16 type) before purchasing, as multiple compressor versions are fitted depending on manufacturer (Denso, Sanden, Valeo).
Compatibility:
Fits VW Golf MK6 1.6 TDI models (2009–2013)
Engine codes: CAYC, CAYB
Also used across VW / Audi / Seat / Skoda 1.6 TDI vehicles with matching part number.
Position:
Engine bay – mounted on engine, driven by auxiliary (serpentine) belt
Function:
• Compresses refrigerant gas for air conditioning system
• Circulates refrigerant through condenser and evaporator
• Enables cold air production inside cabin
Technical Info:
• Compressor type: PXE16 / variable displacement
• Refrigerant: R134a / R1234yf
• Oil type: PAG 46
• Typically belt-driven with multi-rib pulley 
Additional Info:
• Often supplied without magnetic clutch (electronically controlled)
• Must be installed with system flush and new dryer recommended 
• Common OEM manufacturers: Denso, Sanden, Valeo 
Common Fault Symptoms:
• No cold air from vents
• Clicking or knocking noise from compressor
• AC not engaging or low pressure faults
Type: A/C Compressor
Compressor Drive Type: Belt Driven
Brand: Volkswagen
Manufacturer Part Number: PXE16
MPN: PXE16
Reference OE/OEM Number: 999035235041793