Air Conditioning (Refrigerant R1234YF Servicing) (1 Of 2)

• 87 Air Conditioning
  • Refrigerant Circuit
    • System Overview - Refrigerant Circuit
      • System Overview - Refrigerant Circuit With Expansion Valve And Receiver/Dryer
      • System Overview - Refrigerant Circuit With Refrigerant Circuit And Reservoir
      • System Overview - Refrigerant Circuit With Electrically-Driven A/C Compressor (With Or Without Battery Cooling Module)
    • General Description - Refrigerant Circuit Components
      • Refrigerant Circuit Layout And Function
      • Mechanically Driven A/C Compressor
      • Electrically-Driven A/C Compressor For Hybrid Vehicles
      • Condenser
      • Evaporator
      • Reservoir
      • Heat Pump Operation Heater Core
      • Fluid Collector
      • RESTRICTOR
      • Receiver/Dryer
      • Expansion Valve With And Without Shut-Off Valve
      • Refrigerant Shut-Off Valves
      • Refrigerant Line With Inner Heat EXCHANGER
      • Quick-Release Coupling Connections On Refrigerant Lines
      • Seals
      • Refrigerant Circuit Pipes And Hoses
      • Pressure Relief Valve
      • Check Valve
      • Quick-Release Coupling Connections On Refrigerant Circuit
        • Notes
        • Service Connection Measurements
      • Refrigerant Circuit Connections With Valve For Switches
      • Pressure Sensor And Switch On Refrigerant Circuit
      • A/C Pressure/Temperature Sensor
      • A/C Compressor Regulator Valve -N280-
      • Refrigerant Temperature Sensor
    • Possible Concerns
      • Requirements To Identify A Concern
      • Possible Concerns
      • Odor From The Heater And A/C Unit
        • Notes
        • Odor from Evaporator or Heat Exchanger?
        • Ultrasound A/C Cleaner
        • Evaporator,
    • Leaks, Finding
      • General Information For Finding Leaks On The Refrigerant Circuit
      • Refrigerant Circuit, Finding Leaks Using Electronic Leak Detector
        • Notes
        • Perform a Leak Detection Test on a Refrigerant Circuit That Is Filled with Refrigerant:
      • Leaks, Finding With UV Leak Detection System (Not Applicable For CANADA)
        • Notes
        • Fill UV-leak detective additive (UV-leak detective additive may not be used for ID.3) using the in the refrigerant circuit.
        • Check for Leaks on the Refrigerant Circuit Using.
      • FINDING LEAKS VIA VACUUM TEST USING A/C Service Station OR WITH PRESSURE TEST
      • Leaks, Determining With A Pressure Test, With Nitrogen Or Compressed Air
    • Components, Replacing
      • General Information For Replacing Components
      • Leaking Or Damaged Areas, Replacing, Empty Refrigerant Circuit Except A/C Compressor And Receiver/Dryer
      • Leaking Or Damaged Areas, Replacing, Full Refrigerant Circuit Except A/C Compressor And Receiver/Dryer
      • A/C Compressor, Replacing Without Needing To Clean Refrigerant Circuit
      • Compressor, Replacing On Account Of Leakage Or Internal Damage
      • Dryer Cartridge/Receiver/Dryer. Replacing After Cleaning Refrigerant Circuit
      • Receiver/Dryer, Replacing Without The Need For Flushing Refrigerant Circuit
      • Dryer Cartridge And Desiccant Bag, Replacing Without The Need For Flushing Refrigerant Circuit
    • Refrigerant Circuit, Cleaning
      • Notes
      • General Information For Flushing Refrigerant Circuit
      • Cleaning The Refrigerant Circuit, Preliminary Work (Flushing With Refrigerant R1234YF)
      • Refrigerant Circuit, Cleaning Process
      • Connection Diagram For Cleaning (Flushing), Refrigerant Circuit With Expansion Valve And Receiver/Dryer
      • Connection Diagram For Cleaning (Flushing), Refrigerant Circuit With RESTRICTOR And Container (Without High-Voltage System)
      • Adapter For Assembling Flushing Circuit
        • Notes
        • Passenger Vehicle
        • Arteon from MY 2018, Arteon from MY 2021, Arteon Shooting Brake from MY 2021
        • Atlas from MY 2017, Atlas from MY 2020, Atlas (PA) from MY 2020
        • CC from MY 2012
        • e-Golf from MY 2014
        • e-Golf from MY 2014 with Heat Pump
        • Golf from MY 2013, Golf from MY 2015, Golf Wagon from MY 2014, Golf Wagon from MY 2015, Golf Sportsvan from MY 2015, Touran from MY 2016
        • Golf MEX from MY 2018 and Golf Wagon MEX from MY 2018
        • Golf from MY 2020
        • Golf GTE, Passat GTE
        • Golf Convertible from MY 2012, Scirocco from MY 2015
        • ID.3 from My 2020
        • Passat from MY 2015, Passat Wagon from MY 2015, Passat from MY 2018, Passat Wagon from MY 2018, Passat from MY 2019, Passat Wagon from MY 2019
        • Passat (NMS-US) from MY 2016, Passat (NMS-US) from MY 2019
        • Polo from MY 2014
        • Polo from MY 2018
        • Sharan from MY 2016
        • T-Cross from MY 2019
        • T-Roc from MY 2018, T-Roc Convertible from MY 2020
        • Tiguan from MY 2016, Tiguan from MY 2021, Tiguan MEX from MY 2017, Tiguan RUS from MY 2017
        • Touareg from MY 2015
        • Touareg from MY 2018
        • Touareg Hybrid from MY 2018
        • up!Up! from MY 2012e-Up! from MY 2017e-Up! from MY 2020e-Up! from MY 2017from MY 2020
        • Jetta from MY 2015, The Beetle from MY 2017, The Beetle Cabriolet from MY 2017
        • Caddy from MY 2016
        • Caddy from MY 2021
        • Caddy from MY 2021, Crafter 2017 or MAN from TGE
        • Transporter from MY 2016, Transporter from MY 2020
      • General Information For Blow Through With Compressed Air Or Nitrogen
      • Refrigerant Circuit, Flushing With Compressed Air Or Nitrogen
    • Pressure, Checking With Pressure Gauge
      • Pressure Gauge Display
      • Pressure Gauge Uses
  • Working With A/C Service Station
    • Working With A/C Service Station
    • A/C Service Station On Refrigerant Circuit, Connecting
    • Refrigerant Gas Analysis, Performing
    • Refrigerant Circuit, Discharging
    • Refrigerant Circuit, Evacuating
      • Notes
      • Additional procedure, if a leak is detected when evacuating:
    • Refrigerant Circuit, Charging
    • A/C System, Operating After Charging
    • A/C Service Station, Switching Off And Disconnecting From Refrigerant Circuit
    • Refrigerant, Filling In Reservoir
    • A/C Service Station, Discharging
    • Electrically Driven A/C Compressor, Cleaning