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 MANUALSAUDI2012A3 (8PA) L4-2.0L TURBO (CCTA)REPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGRELAYS AND MODULES - HVACCONTROL MODULE HVACLOCATIONSA/C UNIT COMPONENTS - AUTOMATICALLY REGULATED A/C SYSTEM
2012 Audi A3 (8PA) L4-2.0L Turbo (CCTA)
A/C Unit Components - Automatically Regulated A/C System
2012 Audi A3 (8PA) L4-2.0L Turbo (CCTA)SECTION A/C Unit Components - Automatically Regulated A/C System
Component Locations: Climate / Climatronic Systems
A/C Unit Components - Automatically Regulated A/C System
1 - A/C unit with evaporator
2 - Defroster Flap Motor -V107-
• With Defroster Flap Motor Position Sensor -G135-
• Lever color identification - blue
3 - Left Footwell Vent Temperature Sensor -G261-
4 - Central Air Flap Motor -V70-
• With Central Flap Motor Position Sensor -G112-
5 - Auxiliary Air Heater Heating Element -Z35- with Auxiliary Air Heater Control Module -J604-
6 - Heat exchanger for heater unit
7 - Left Temperature Flap Motor -V158-
• Left Temperature Flap Potentiometer/Actuator -G220-
• Lever color identification - white
8 - Air Flow Flap Motor -V71-
• With Back Pressure Flap Motor Position Sensor -G113-
9 - Recirculation Flap Motor -V113-
• With Recirculation Flap Motor Position Sensor -G143-
10 - Right Footwell Vent Temperature Sensor -G262-
11 - Intake housing with recirculating air back pressure door (fresh air door)
12 - Fresh Air Intake Duct Temperature Sensor -G89-
A/C Unit Components - Automatically Regulated A/C System
continued
13 - Fresh air blower -V2-
• With Fresh Air Blower Control Module -J126-
14 - Dust and pollen filter
15 - Evaporator Vent Temperature Sensor -G263-
16 - Right Temperature Flap Motor -V159-
• With Right Temperature Flap Potentiometer/Actuator -G221-
20 - Expansion Valve
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.