Removing and installing fresh air blower V2 with fresh air blower control unit J126 — AUDI

🧭 Before you start

Fits: Audi A6/A7 C7 (4G, 2011–2018); platform code 4X

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• To release the connector press down the catch using a small screwdriver for example.

📋 Procedure

1. Observe general notes .
2. Move front right seat to rearmost position.
3. Switch off ignition.
4. Remove glove box General body repairs, interior68Shelves / trim panels; Removing and installing glove box.
5. Use a screwdriver (1) to unfasten the quick-release fastener (2).

6. Disengage cover (3) at bracket (4) and detach.
7. Unplug electrical connector (C). [Note: To release the connector press down the catch using a small screwdriver for example.]
8. Remove bolts (A).
9. ⚠ Risk of burnsThe fresh air blower V2 with fresh air blower control unit J126 may be hot if it was in operation prior to removal.Do not grasp hold of the hot cooling surface at the fresh air blower control unit J126. — Pull the fresh air blower (B) out of the air intake box (E). [Note: Depending on the vehicle model (thickness and type of foam beneath the floor covering in the area of the fresh air blower), it may not always be possible to remove the fresh air blower from the air intake box and re-install it without squashing the impeller. Even brief application of force can however be sufficient to damage the fresh air blower.Should it not be possible to take the fresh air blower out of the air intake box without squashing the air duct, the air intake box must be removed .]
10. ⚠ Fan impeller imbalance.Do not touch the fan wheel of the fresh air blower V2. Applying force to the fan wheel or moving the balancing weights attached to the fan wheel could cause imbalance and therefore lead to operating problems. — Tighten bolts to specified torque .
11. Read out event memory and delete any entries displayed.
12. Perform basic setting.
13. Perform final control diagnosis.

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