Diagnostic Test

WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. 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 the DTCs.
3. Try to operate the Driver Window up and down several times.
4. Wait 30 seconds.
5. With the scan tool, read the DTCs.
  Does the scan tool display; B18BA-12-WINDOW CONTROL - CIRCUIT SHORT TO BATTERY as active?
  
  Yes
  - Go To 2
  No
  - Test complete, the condition or conditions that originally set this DTC are not present at this time. 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.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
WINDOW MOTOR SHORTED
1. With the scan tool, erase the DTCs.
2. Turn the ignition off.
3. Disconnect the Driver Window Motor connector.
4. Turn the ignition on.
5. Operate the driver window switch up and down several times.
6. With the scan tool, read the DTCs.
  Does the scan tool display; B18BA-12-WINDOW CONTROL - CIRCUIT SHORT TO BATTERY?
  
  Yes
  - Go To 3
  No
  - Replace the Driver Window Motor in accordance with service information.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
(Q21) DRIVER WINDOW DRIVER DOWN CIRCUIT SHORTED TO VOLTAGE

Fig 1: Checking Driver Window Driver Down Circuit Short To Voltage
Courtesy of CHRYSLER GROUP, LLC
1. Turn the ignition off.
2. Disconnect the Driver Door Module C4 connector.
3. Turn the ignition on.
4. Measure the voltage between the (Q21) Driver Window Driver Down circuit and Ground.
  Is there any voltage present?
  
  Yes
  - Repair the (Q21) Driver Window Driver Down circuit for a short to voltage.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Go To 4
(Q11) DRIVER WINDOW DRIVER UP CIRCUIT SHORTED TO VOLTAGE

Fig 2: Checking Driver Window Driver Up Circuit Short To Voltage
Courtesy of CHRYSLER GROUP, LLC
1. Measure the voltage between the (Q11) Driver Window Driver Up circuit and Ground.
  Is there any voltage present?
  
  Yes
  - Repair the (Q11) Driver Window Driver Up circuit for a short to voltage.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Replace the Driver Door Module in accordance with the Service Information. Refer to MODULE, DOOR, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .