Diagnostic Test

WARNING: This page is about a different car, the 2016 Dodge Journey and 2015 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR RELATED DTCS
1. Ignition on, engine not running.
2. Using the scan tool, read HVAC DTCs.
  Are there any Door Control Circuit Open, Performance, or Short to Ground or Voltage DTCs present?
  
  Yes
  - Refer to DIAGNOSTIC CODE INDEX and perform the appropriate diagnostic procedure.
  No
  - Go To 2
CHECK IF DTC IS ACTIVE
1. Ignition on, engine not running.
2. Using the scan tool, read HVAC DTCs.
  Is this DTC active?
  
  Yes
  - Go To 4
  No
  - Go To 3
PERFORM HVAC ACTUATOR CALIBRATION TEST
1. Using the scan tool, perform the HVAC Actuator Calibration Test.
  Did this DTC change from Stored to Active while performing the HVAC Actuator Calibration Test?
  
  Yes
  - Go To 4
  No
  - Go To 6
CHECK THE REAR MODE DOOR
1. Remove the Rear Mode Door Actuator and check the Rear Mode Door for binding and full travel. Refer to ACTUATOR, MODE DOOR, REAR, REMOVAL .
  Were there any problems found?
  
  Yes
  - Repair or replace the Rear Mode Door as necessary in accordance with the Service Information. Refer to HOUSING, A/C AND HEATER, REMOVAL .
  - Perform the HVAC VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Go To 5
CHECK THE REAR MODE DOOR ACTUATOR
1. Replace the Rear Mode Door Actuator in accordance with the Service Information. Refer to ACTUATOR, MODE DOOR, REAR, REMOVAL .
2. Using the scan tool, erase HVAC DTCs.
3. Using the scan tool, perform the HVAC Actuator Calibration Test.
  Did this DTC reset during HVAC Actuator Calibration Test?
  
  Yes
  - Replace and program the A/C Heater Module in accordance with the Service Information. Refer to MODULE, HVAC .
  - Perform the HVAC VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Test complete.
  - Perform the HVAC VERIFICATION TEST. Refer to STANDARD PROCEDURE .
CHECK THE WIRING AND CONNECTORS
1. The conditions necessary to set the DTC are not present at this time.
2. Using the scan tool, check the Environmental Data to help identify the conditions in which the DTC was set.
3. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.
4. Wiggle the wiring and connectors while checking for shorted and open circuits.
  Were there any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the HVAC VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Test complete.