Diagnostic Test

WARNING: This page is about a different car, the 2009 Dodge Sprinter. However, it is still accessible from the selected car via links, so may be relevant.

TEST FOR INTERMITTENT CONDITION
1. Turn the ignition on.
2. With the scan tool, record and erase DTCs.
3. Close all doors.
4. Operate the door lock switch in both directions a few times.
5. Wait 30 seconds.
6. With the scan tool, read DTCs.
  Does the scan tool display 9070-PASSENGER DOOR LOCK CONTROL CIRCUIT HIGH?
  
  Yes
  - Go to step 2
  No
  - The conditions that caused this code to set are not present at this time. Using the SYSTEM WIRING DIAGRAMS as a guide, inspect the wiring and connectors.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Body Control (BCM) - Standard Procedure .
DOOR LATCH

Courtesy of CHRYSLER LLC
1. Disconnect the Passenger Door Latch connector.
2. Using a 12-volt test light, connect one end to the Passenger Door Lock Driver circuit and the other end to the Passenger Door Unlock Driver circuit.
3. Operate the door lock switch in both directions a few times.
  Does the test light illuminate brightly when the switch is operated in both directions?
  
  Yes
  - Replace the Passenger Door Latch in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Body Control (BCM) - Standard Procedure .
  No
  - Go to step 3
PASSENGER DOOR UNLOCK DRIVER CIRCUIT OPEN

Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Disconnect the Body Control Module C9 connector.
3. Measure the resistance of the Passenger Door Unlock Driver circuit between the BCM C9 connector and the latch connector.
  Is the resistance below 5.0 ohms?
  
  No
  - Repair the Passenger Door Unlock Driver circuit for a short to ground.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Body Control (BCM) - Standard Procedure .
  Yes
  - Go to step 4
PASSENGER DOOR LOCK DRIVER CIRCUIT SHORT TO GROUND

Courtesy of CHRYSLER LLC
1. Measure the resistance of the Passenger Door Lock Driver circuit between the BCM C9 connector and the latch connector.
  Is the resistance below 5.0 ohms?
  
  No
  - Repair the Passenger Door Lock Driver circuit for an open.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Body Control (BCM) - Standard Procedure .
  Yes
  - Replace the Body Control Module in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Body Control (BCM) - Standard Procedure .