Seat Leon >> Removing and installing air distribution housing


  • Turn off the ignition and all electricity consumers.

Vehicles without access and start authorisation system

  • Remove ignition key, if fitted.

Vehicles with access and start authorisation system

  • Store ignition key outside the vehicle to prevent the ignition from being switched on unintentionally.

Continued for all vehicles

  • Disconnect battery.
  • Remove heater and air conditioner unit.
  • Remove the coolant pipes at the heat exchanger.
  • Unplug the connector at the fresh air and air recirculation flap control motor and lay bare the wiring harness.
  • Remove bolts -2-
  • Release mounting flanges -1- and -3-.
  • Swivel the air distribution housing -4- to the rear -arrow- and disengage.


Install in reverse order of removal; note the following.

Air conditioning system

Note Even minute leakage at the tongue-and-groove joint between the air distribution housing and the evaporator housing can lead to whistling noise as a result of escaping air. For this reason, lubricate the connection points lightly with silicone grease or similar to completely seal the connection points. For silicone grease.

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    See also:

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