Chrysler Town and Country 2003 Owner's Manual page 586

HEATING & A/C
*BLEND/MODE/RECIRC DOOR OPERATION IMPROPER -- DUAL &
THREE-ZONE MTC —
TEST
6 Start the engine.
Turn the blower control to the high speed position.
Turn the mode control to the panel position.
Move the driver blend control to the full hot position.
Move the driver blend control to the full cold position, in 25% increments, while
checking for a change in airflow air temperature coming from the driver's panel
vents.
Does the airflow air temperature change with respect to the position of the blend
control?
Yes → Test Complete.
→ Remove door actuator from A/C-Heater Housing Assy. By hand,
No
7 Start the engine.
Turn the blower control to the high speed position.
Turn the mode control to the panel position.
Make sure that recirc is switched off (status indicator not illuminated).
Press the recirc switch on (status indicator illuminated). The sound of the air flowing
through the ducts should get louder as the recirculation door opens to bring in recirc
air.
Does the sound of the airflow get louder after pressing the recirc switch on?
Yes → Test Complete.
→ Remove door actuator from A/C-Heater Housing Assy. By hand,
No
8 Start the engine.
Turn the rear blower control on the A/C-Heater Control Module to the rear control
position.
Turn the rear blower control on the Rear A/C-Heater Control to the high speed
position.
Turn the rear blend control to the full cold position and check for airflow from the
corresponding vents.
Turn the rear blend control to the full hot position and check for airflow from the
corresponding vents.
Does air flow from the correct vents for each door position?
Yes → Test Complete.
→ Remove door actuator from Rear A/C-Heater Housing Assy. By
No
Continued
ACTION
attempt to rotate the door actuator in both directions. Also,
inspect for disconnected, missing, or broken door actuator link-
age. Repair as necessary in accordance with the Service Informa-
tion.
Perform BODY VERIFICATION TEST - VER 1.
attempt to rotate the door actuator in both directions. Also,
inspect for disconnected, missing, or broken door actuator link-
age. Repair as necessary in accordance with the Service Informa-
tion.
Perform BODY VERIFICATION TEST - VER 1.
hand, attempt to rotate door actuator in both directions. Also,
inspect for disconnected, missing, or broken door actuator link-
age. Repair as necessary in accordance with the Service Informa-
tion.
Perform BODY VERIFICATION TEST - VER 1.
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APPLICABILITY
All
All
All