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.
- TEST FOR INTERMITTENT CONDITION
- Turn the ignition on.
- With the scan tool, erase all TIPM DTCs.
- Turn the Left Turn Signal on.
- With the scan tool, read DTCs.
Does the scan tool display DTC B1645-REAR LEFT TURN CONTROL CIRCUIT OPEN?
Yes
- Go To 2.
No
- The condition that caused the symptom is currently not present. Inspect the related wiring for a possible intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires.
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
- LEFT REAR TURN SIGNAL BULB
- Turn the ignition off.
- Inspect the Left Rear Turn Signal 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 .
- (L63) LEFT REAR TURN LAMP DRIVER CIRCUIT OPEN
Courtesy of CHRYSLER LLC
- Turn the ignition off.
- Disconnect the TIPM C7 harness connector.
- Disconnect the Left Tail Lamp Assembly harness connector.
- Measure the resistance of the (L63) Left Rear Turn Lamp Driver circuit.
Is the resistance below 5.0 Ohms?
Yes
- Go To 4.
No
- Repair the open in the (L63) Left Rear Turn Lamp Driver circuit.
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
- TOTALLY INTEGRATED POWER MODULE (TIPM)
- Turn the ignition on.
- Measure the voltage between ground and the (L63) Left Rear Turn Lamp Driver circuit.
Is there any voltage present?
Yes
- Repair short to voltage on the (L63) Left Rear Turn Lamp Driver circuit.
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
No
- Replace the Totally Integrated Power Module (TIPM) in accordance with the Service Information.
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .