volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Evaporator Drain Tube|Service and Repair > < Front Heating and A/C Unit, Assembly (A/C System Servicing)|Page 4630
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Evaporator Drain Tube: Testing and Inspection

With an otherwise properly operating A/C system, water sprays out of instrument panel vents

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Check evaporator drain pipe for proper routing (should not be kinked or pinched).

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Check evaporator water drain valve.

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Must not be plugged with wax, dirt or undercoating (clean if necessary).

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Valve flap must open/close properly.

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Check plenum tray.

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Must be properly installed and not damaged.

Evaporator Drain Tube|Service and Repair > < Front Heating and A/C Unit, Assembly (A/C System Servicing)|Page 4630