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Jetta Air Recirculation Flap Failure

1 Answers

McJayla

07/25/25 11:43am

Jetta air recirculation flap failure is caused by the fracture of the connecting rod between the flap and the actuator. Below are the relevant details: 1. External Circulation: External circulation refers to drawing air from outside the vehicle, directing it to the air conditioning system for heating or cooling, and then blowing it out through the vents. External circulation can supply fresh air and improve the air quality inside the vehicle. However, if the weather outside is extremely dry and hot, using external circulation will require the air conditioning compressor to work continuously to cool the hot air from outside, which consumes a certain amount of fuel. 2. Internal Circulation: Internal circulation involves the recirculation of air inside the vehicle. The air conditioning system draws in the interior air, cools it, and then returns it to the cabin. When the interior temperature drops to the set value, the air conditioning compressor disengages, reducing the load on the engine.

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