Rear Blend Door Travel Too Large (Active) - Chrysler Town and Country 2003 Owner's Manual

Symptom:

REAR BLEND DOOR TRAVEL TOO LARGE (ACTIVE)

When Monitored and Set Condition:
REAR BLEND DOOR TRAVEL TOO LARGE (ACTIVE)
When Monitored: With the ignition on and the IOD fuse installed.
Set Condition: This DTC is set when the ATC monitors the travel range during system
initialization and the measured range is greater than expected.
CHECK THE ATC FOR DTCS
REAR BLEND DOOR ACTUATOR
REAR BLEND DOOR LINKAGE
ATC
TEST
1 Turn the ignition on.
With the DRB, read the active ATC DTC's.
Is the REAR BLEND DOOR NOT RESPONDING DTC set?
Yes → Return to the symptom list and choose the symptom.
→ Go To 2
No
2 Turn the ignition off.
Remove the Rear Blend Door Actuator.
By hand, attempt to rotate the Rear Blend Door Actuator in both directions.
Did the blend door actuator turn in either direction?
Yes → Replace the Rear Blend Door Actuator.
→ Go To 3
No
3 Remove the Rear Blend Door Actuator. Rotate the blend door (door only). Note: This
should rotate approximately 45 degrees from stop to stop.
Inspect the blend door linkage for excessive wear or missing linkage.
Were any mechanical problems found?
Yes → Repair or replace the rear blend door/linkage as necessary.
→ Replace the ATC.
No
AUTOMATIC TEMPERATURE CONTROL
POSSIBLE CAUSES
ACTION
With the DRBIII , reset the ATC after repair is complete.
Perform BODY VERIFICATION TEST - VER 1.
With the DRBIII , reset the ATC after repair is complete.
Perform BODY VERIFICATION TEST - VER 1.
With the DRBIII , reset the ATC after repair is complete.
Perform BODY VERIFICATION TEST - VER 1.
With the DRBIII , reset the ATC after repair is complete.
Perform BODY VERIFICATION TEST - VER 1.
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APPLICABILITY
All
All
All