Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSVOLKSWAGEN2012JETTA TDI, 4D WAGON, STANDARD TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 54 (HEATING, VENTILATION & CONDITIONING (SEDAN))80 HEATING, VENTILATIONDESCRIPTION AND OPERATIONPASSENGER COMPARTMENT HEATING OVERVIEWNOTES
2012 Volkswagen Jetta TDI, 4D Wagon, Standard Trans
Passenger Compartment Heating Overview: Notes
2012 Volkswagen Jetta TDI, 4D Wagon, Standard TransSECTION Notes
WARNING: This page is about a different variant/trim than selected.
- Instrument Panel
- Center Vents
- Removing vents, refer to LEFT AND CENTER INSTRUMENT PANEL VENTS .
- Right Side Vent
- Removing, refer to RIGHT INSTRUMENT PANEL VENT .
- Fresh Air and Heated Air Controls
- With Fresh Air/Recirculation Door Switch -E159-.
- On vehicles with an auxiliary heater, also with Immediate Heating Button -E537-.
- Removing controls, refer to HEAT AND FRESH AIR CONTROLS .
- Fresh/Recirculating Air Door Motor -V154-
- Removing, refer to Fresh/Recirculated Air Door Motor -V154- .
- Right Footwell Vent
- Removing and installing, refer to .
- Fresh Air Blower Series Resistor With Fuse -N24-
- Removing and installing, refer to Fresh Air Blower Series Resistor with Fuse -N24- .
- Fresh Air Blower -V2-
- Removing, refer to Fresh Air Blower -V2- .
- Heating Unit Partition
- Removing, refer to Removing heater partition .
- Dust and Pollen Filter
- With activated charcoal filter.
- Removing and installing, refer to DUST AND POLLEN FILTER .
- Sealing Caps
- Only in vehicles without air guide to vent installed in center console at rear.
- Rear Channel For Right Footwell
- Removing and installing, refer to REAR FOOTWELL CHANNEL .
- Rear Channel For Left Footwell
- Removing and installing, refer to REAR FOOTWELL CHANNEL .
- Screw
- Quantity: 8
- Varying lengths.
- Adapter For Controls
- Removing and installing, refer to TEMPERATURE DOOR RELEASE CABLE .
- Heater Core
- After replacing heater core, replace all the coolant. Refer to [For transmission(s) 02E, 02Q] [For engine(s) CJAA] General Information or [For transmission(s) 02E, 02Q] [For engine(s) CCTA, CBFA] General Information or [For transmission(s) 0A4, 09G] [For engine(s) CBTA, CBUA] General Information .
- Removing and installing, refer to HEATER CORE .
- Bowden Cable for Temperature Door
- Removing and installing, refer to TEMPERATURE DOOR RELEASE CABLE .
- Left Footwell Vent
- Removing and installing, refer to LEFT FOOTWELL VENT .
- Heater Unit
- Removing and installing, refer to HEATER UNIT .
- Disassembling and assembling, refer to HEATER UNIT .
- Flexible Shaft
- Removing and installing, refer to FLEXIBLE AIR DISTRIBUTION SHAFT .
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.