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Passat Sedan V6-3.6L (BLV) (2008)

Powertrain Management > Fuel Delivery and Air Induction > Intake Air Heater > Component Information > Testing and Inspection

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Intake Air Heater: Testing and Inspection

Intake Air Pre-Heating, Checking

Special tools, testers and auxiliary items required

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Chilling spray (commercially available)

NOTE:  Installed only on cold climate vehicles.

Regulator Flap, Checking

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Remove upper section of air filter and filter element.

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Check position of regulator flap - 1 -.

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Spray thermal element - arrow - with chilling spray.
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The regulator flap must close the warm air connection completely at + 14 degrees C and above.

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Below 0 degree C, the regulator flap must open the warm air connection completely.

Powertrain Management > Fuel Delivery and Air Induction > Intake Air Heater > Component Information > Testing and Inspection

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