Mtc - Chrysler Town and Country 2003 Owner's Manual

HEATING & A/C
Symptom:
*BLEND/MODE/RECIRC DOOR OPERATION IMPROPER -- DUAL &
THREE-ZONE MTC
CHECK FOR ACTIVE HVAC DTCS
CHECK FOR HVAC DO0R RECALIBRATION FAULT MESSAGES
MODE DOOR ACTUATOR/LINKAGE/DOOR
PASSENGER BLEND DOOR ACTUATOR/LINKAGE/DOOR
DRIVER BLEND DOOR ACTUATOR/LINKAGE/DOOR
RECIRCULATION DOOR ACTUATOR/LINKAGE/DOOR
REAR MODE DOOR ACTUATOR/LINKAGE/DOOR
REAR BLEND DOOR ACTUATOR/LINKAGE/DOOR
TEST
1 NOTE: All Actuator Circuit Test fault messages and Overcurrent DTCs must
be repaired before diagnosing Calibration fault messages.
Turn the ignition on.
With the DRBIII , read active HVAC DTCs.
Does the DRBIII display any active HVAC DTCs?
Yes → Return to the symptom list and choose the symptom(s).
→ Go To 2
No
2 NOTE: All Actuator Circuit Test fault messages and Overcurrent DTCs must
be repaired before diagnosing Calibration fault messages.
Turn the ignition on.
With the DRBIII in HVAC, System Tests, actuate the HVAC Door Recalibration
Test.
Does the DRBIII display any HVAC Door Recalibration fault messages?
Yes → Return to the symptom list and choose the symptom(s).
→ Go To 3
No
POSSIBLE CAUSES
ACTION
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
560
APPLICABILITY
All
All