Overview - Heater And A/C Unit, CLIMATRONIC

WARNING: This page is about a different car, the 2018 Volkswagen Jetta, 2017 Volkswagen Jetta, 2016 Volkswagen Jetta, and 2015 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Exploded View Of Heater And A/C Unit, Climatronic

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Bracket
Bolt
- 1.5 Nm
Fresh Air/Recirculating Air/Back Pressure Door Motor -V425-
- Overview - Adjustment Motors. Refer to COMPONENT LOCATION OVERVIEW - FRONT ACTUATORS
- Removing and installing. Refer to Fresh Air/Recirculating Air/Back Pressure Door Motor -V425-, REMOVING AND INSTALLING .
Air Intake Duct
- Removing and installing. Refer to AIR INTAKE DUCT, REMOVING AND INSTALLING .
Housing
- Upper Section
- Heater and A/C Unit, Removing and installing. Refer to HEATER AND A/C UNIT, REMOVING AND INSTALLING .
- Heater and A/C Unit, Disassembling and Assembling. Refer to HEATER AND A/C UNIT, DISASSEMBLING AND ASSEMBLING .
Housing
- Lower Section
- Heater and A/C Unit, Removing and installing. Refer to HEATER AND A/C UNIT, REMOVING AND INSTALLING .
- Heater and A/C Unit, Disassembling and Assembling. Refer to HEATER AND A/C UNIT, DISASSEMBLING AND ASSEMBLING .
Bolts
- 1.5 Nm
Evaporator Temperature Sensor -G308-
- Removing and installing. Refer to Evaporator Temperature Sensor -G308-, REMOVING AND INSTALLING .
Seal
- Replace if damaged
Expansion Valve
- Removing and installing. Refer to EXPANSION VALVE, REMOVING AND INSTALLING .
Seals
- Replace after removing.
- Coat lightly with refrigerant oil before installing.
- Quantity: 2
Fresh Air Blower -V2-
- Checking. Refer to Vehicle Diagnostic Tester.
- Removing and installing. Refer to Fresh Air Blower -V2-, REMOVING AND INSTALLING .
Fresh Air Blower Control Module -J126-
- Checking. Refer to Vehicle Diagnostic Tester.
- Removing and installing. Refer to Fresh Air Blower Control Module -J126-, REMOVING AND INSTALLING .
Bolts
- 1 Nm
- Quantity: 2
Dust and Pollen Filter
- Removing and installing. Refer to DUST AND POLLEN FILTER, REMOVING AND INSTALLING .
Cover
- For dust and pollen filter
Bolt
- 1 Nm
Bolts
- 0.3 Nm
- Quantity: 2
Partition
- Removing and installing. Refer to PARTITION, REMOVING AND INSTALLING .
Condensation Water Drain
- Checking using the Vehicle Diagnostic Tester. Refer to CONDENSATION WATER DRAIN, CHECKING .
- Removing and installing. Refer to CONDENSATION WATER DRAIN, REMOVING AND INSTALLING .
Air Distribution Housing
- Removing and installing. Refer to AIR DISTRIBUTION HOUSING, REMOVING AND INSTALLING .
Seal
- Replace if damaged
- Check the foam seals for damage and that they are correctly bonded
Evaporator
- Removing and installing. Refer to EVAPORATOR, REMOVING AND INSTALLING .
Auxiliary Heater Heating Element -Z35-
- Checking using the Vehicle Diagnostic Tester. Refer to Auxiliary Heater Heating Element -Z35-, CHECKING .
- Removing and installing. Refer to Auxiliary Heater Heating Element -Z35-, REMOVING AND INSTALLING .
Bolts
- 2 Nm
Cover
- Depending on vehicle equipment
Bolts
- 2 Nm
- Quantity: 4
Seals
- Replace after removing.
- Coat with coolant before assembly
Heater Core
- Removing and installing. Refer to HEATER CORE, REMOVING AND INSTALLING .
Coolant Pipes
- Supply and return
Seals
- Replace after removing.
- Coat with coolant before assembly