Connect scantool with diagnostic connector.
Warm up the engine to normal engine temperature afte engine starts.
Select "Air Mix Door Potentioner-Driver" parameter on the "Current Data" with scantool.
Select and perform Actuation test Air Mix Door Potentioner-Driver - 0% / 50% / 100% in order.
With performing Actuation test, check that the value of Air Mix Door Potentiometer follows is changed and close to the value of Actuation Test.
Specification : Check that the value of Air Mix Door Potentiometer at current data should be close to the value of the acutation test .
Does the value of current data follow in accordance with the each actuation test ?
 | ▶ This is a intermittent problem caused by poor contact of component or Control Module. ▶ Thoroughly check the looseness, poor connection, bent, corrison, contamination, deformation or damage of connector. ▶ Repair or replace as necessary and then, go to "Verification of Vehicle Repair" procedure. |
 | ▶ Go to " Inspection/Repair " procedure. |
