Diagnostic Test

WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR AN INTERMITTENT CONDITION
1. Turn the ignition on.
2. With the scan tool, clear all TIPM DTCs.
3. Turn the Right Turn Signals on.
4. With the scan tool, read DTCs.
  Does the scan tool display B1641-FRONT RIGHT TURN LAMP CONTROL CIRCUIT OPEN?
  
  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 BODY VERIFICATION TEST .
CHECK THE RIGHT FRONT PARK/TURN LAMP BULB
1. Turn the ignition off.
2. Inspect the Right Front Park/Turn Lamp Bulb Assembly.
  Is the inoperative bulb OK?
  
  Yes
  - Go To 3.
  No
  - Replace the inoperative bulb in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK THE (L160) RIGHT FRONT TURN SIGNAL CONTROL CIRCUIT FOR AN OPEN

Fig 1: Checking Right Front Turn Signal Control Circuit For Open
Courtesy of CHRYSLER LLC
1. Disconnect the TIPM C4 harness connector.
2. Disconnect the Right Front Park/Turn Lamp harness connector.
3. Measure the resistance of the (L160) Right Front Turn Signal Control circuit between the TIPM C4 harness connector and the Right Front Park/Turn Lamp harness connector.
  Is the resistance below 5.0 Ohms?
  
  Yes
  - Go To 4.
  No
  - Repair the open in the (L160) Right Front Turn Signal Control circuit.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK THE (Z904) GROUND CIRCUIT FOR AN OPEN

Fig 2: Checking Ground Circuit For Open
Courtesy of CHRYSLER LLC
1. Using a 12-volt test light connected to 12-volts, check the (Z904) Ground circuit.
  Does the test light illuminate brightly?
  
  Yes
  - Replace the Totally Integrated Power Module (TIPM) in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Repair the open in the (Z904) Ground circuit.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .