Dodge ZB 2005 Service Manual page 1597

HEATING & A/C
BLEND CALIBRATION FAULT —
CHECK FOR ACTUATOR CIRCUIT TEST FAULT MESSAGES
CHECK FOR HVAC DTCS
DOOR ACTUATOR DRIVER CIRCUIT OPEN
COMMON DOOR DRIVER CIRCUIT OPEN
DOOR ACTUATOR
DOOR ACTUATOR/LINKAGE/DOOR
A/C - HEATER CONTROL MODULE
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 in HVAC, System Tests, actuate the Actuator Circuit Test.
Does the DRBIII display any Actuator Circuit Test fault messages?
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 , read HVAC DTCs.
Does the DRBIII display any HVAC DTCs?
Yes → Return to the symptom list and choose the symptom(s).
→ Go To 3
No
3 Turn the ignition off.
Disconnect the A/C - Heater Control Module C2 harness connector.
Measure the resistance between the Common Door Driver circuit and the applicable
door driver circuit.
Is the resistance above 70.0 ohms?
Yes → Go To 4
→ Go To 6
No
4 Turn the ignition off.
Disconnect the A/C - Heater Control Module C2 harness connector.
Disconnect the applicable door actuator harness connector.
Measure the resistance of the applicable door driver circuit between the A/C - Heater
Control Module C2 harness connector and the door actuator harness connector.
Is the resistance below 5.0 ohms?
Yes → Go To 5
→ Repair the applicable door driver circuit for an open.
No
Continued
POSSIBLE CAUSES
ACTION
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
216
APPLICABILITY
All
All
All
All