Eos (1F7) V6-3.2L (BUB) (2008)
Intake Manifold: Testing and Inspection
Intake Air Pre-Heating, Checking
Special tools, testers and auxiliary items required
‹› Chilling Spray (commercially available)
‹› Installed only on cold climate vehicles.
Remove the upper air filter housing and filter element. Refer to=> [ Air Filter Housing Overview ] See: Tune-up and Engine Performance
Checks/Air Cleaner Housing/Service and Repair.
Check the position of the regulator flap - 1 -.
Spray the thermal element - arrow - with chilling spray.
‹› The regulator flap must close the warm air connection completely at 14 °C (57 °F) and above.
‹› Below 0 °C (32 °F) the regulator flap must open the warm air connection completely.