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 MANUALSAUDI2008A3 BASE, 2.0 E, AUTOMATIC DCTREPAIR AND DIAGNOSIS (SINGLE PAGE)HEATING, VENTILATION & A/C (HVAC)HVAC CONTROL SYSTEMSAIR CONDITIONING87 AIR CONDITIONINGREMOVAL AND INSTALLATIONFRESH AIR BLOWER AND CONTROL MODULE, AUTOMATICALLY REGULATED A/C SYSTEMFRESH AIR BLOWER CONTROL MODULE

2008 Audi A3 Base, 2.0 E, Automatic DCT

Fresh Air Blower Control Module

2008 Audi A3 Base, 2.0 E, Automatic DCTSECTION Fresh Air Blower Control Module

NOTE:

Fresh Air Blower Control Module -J126- can be replaced separately only on the version on which the two components are no longer cast with each other (running change in production as of model year 2007).
The fresh air blower control module replacement part is available in different versions. Be sure to use the right one.
With ignition switched on and Fresh Air Blower -V2- actuated, fresh air blower control module connects B+ from terminal 4 of connector -C- to terminal 1 of connector -B-. Fresh air blower speed is regulated by fresh air blower control module via the ground connection between terminal 2 connector -B- and terminal 3 of connector -C-. Check using Vehicle Diagnosis, Testing and Information System VAS 5051 under "Guided Fault Finding" and refer to the appropriate SYSTEM WIRING DIAGRAMS information.

Fig 1: Identifying Connectors, Bolt, And Fresh Air Blower Control Module

Courtesy of AUDI OF AMERICA, LLC

Removing

-- Remove the glove compartment. Refer to Removal and Installation .

-- Remove screw clips -A- (different versions -C- and -D-) and remove insulation mat -B-.

Fig 2: Identifying Insulation Mat Retainers

Courtesy of AUDI OF AMERICA, LLC

-- Disconnect connectors -B- and -C-.

Fig 3: Identifying Connectors, Bolt, And Fresh Air Blower Control Module

Courtesy of AUDI OF AMERICA, LLC

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.