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. Ensure the passenger window lock out switch is on.
4. Turn the park lights on.
5. Wait 30 seconds.
6. With the scan tool, read the DTCs.
  Does the scan tool display; B285E-11-WINDOW SWITCH BACKLIGHTING - CIRCUIT SHORT TO GROUND?
  
  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/DOOR LOCK SWITCH SHORTED

Fig 1: Checking Window/Door Lock Switch For Short
Courtesy of CHRYSLER GROUP, LLC
1. With the scan tool, erase the DTCs.
2. Turn the ignition off.
3. Disconnect the Passenger Window/Door Lock Switch connector.
4. Ensure the passenger window lock out switch is on and the park lamps are still on.
5. Turn the ignition on.
6. Wait 30 seconds.
7. With the scan tool, read the active DTCs.
  Does the scan tool display B285E-WINDOW SWITCH BACKLIGHTING CIRCUIT LOW?
  
  Yes
  - Go To 3
  No
  - Replace the Window/Door Lock Switch in accordance with the Service Information. Refer to SWITCH, POWER WINDOW, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
(E34) PASSENGER WINDOW SWITCH ILLUMINATION DRIVER CIRCUIT SHORTED TO GROUND

Fig 2: Checking Passenger Window Switch Illumination Driver Circuit Short To Ground
Courtesy of CHRYSLER GROUP, LLC
1. Turn the ignition off.
2. Turn the park lamps off.
3. Disconnect the Passenger Door Module C5 harness connector.
4. Measure the resistance between Ground and the (E34) Passenger Window Switch Illumination Driver circuit.
  Is the resistance below 10k Ohms?
  
  Yes
  - Repair the (E34) Passenger Window Switch Illumination Driver circuit for a short to ground.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Go To 4
(E34) PASSENGER WINDOW SWITCH ILLUMINATION DRIVER CIRCUIT SHORTED TO THE (Q936) PASSENGER WINDOW SWITCH RETURN CIRCUIT

Fig 3: Checking Passenger Window Switch Illumination Driver Circuit Short To Passenger Window Switch Return
Courtesy of CHRYSLER GROUP, LLC
1. Measure the resistance between the (E34) Passenger Window Switch Illumination Driver circuit and the (Q936) Passenger Window Switch Return circuit.
  Is the resistance below 10k Ohms?
  
  Yes
  - Repair the (E34) Passenger Window Switch Illumination Driver circuit for a short to the (Q936) Passenger Window Switch Return circuit.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Replace the Passenger Door Module in accordance with the Service Information. Refer to MODULE, DOOR, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .