Diagnostic Test
WARNING: This page is about a different car, the 2015 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK FOR AN ACTIVE DTC
- Turn the ignition on.
- Lock and unlock the doors.
- With the scan tool, read DTCs.
Does the scan tool display this DTC 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 .
- CHECK EACH MOTOR ON THE (P910) DRIVER DOOR UNLOCK DRIVER CIRCUIT AND (P292) PASSENGER DOORS UNLOCK DRIVER CIRCUIT FOR A SHORT TO VOLTAGE NOTE:
Using the wiring diagram as a guide, disconnect each component on the circuits one at a time and check for an active DTC.
- Turn the ignition off.
- Disconnect one of the Door Lock Motors on the circuits.
- Turn the ignition on.
- Lock and unlock the doors.
- With the scan tool, read DTCs.
Does the scan tool display DTC: B1830-12-ALL DOORS UNLOCK CONTROL - CIRCUIT SHORT TO BATTERY?
Yes
- Repeat this step for all the Door Lock Motors on the circuits. Once all the motors are disconnected: Go To 3
No
- Replace the Door Lock Motor/Latch causing the short to ground condition in accordance with the Service Information. Refer to LATCH, DOOR, REMOVAL for front. Refer to LATCH, DOOR, REMOVAL for rear. Refer to LATCH, REMOVAL .
- Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
- CHECK THE (P910) DRIVER DOOR UNLOCK DRIVER CIRCUIT AND (P292) PASSENGER DOORS UNLOCK DRIVER CIRCUIT FOR A SHORT TO VOLTAGE
- Turn the ignition off.
- Disconnect the BCM F harness connector.
- Measure the voltage between ground and the (P910) Driver Door Unlock Driver circuit.
- Measure the voltage between ground and the (P292) Passenger Doors Unlock Driver circuit.
Is there any voltage present?
Yes
- Repair the short to voltage in the (P910) Driver Door Unlock Driver circuit or (P292) Passenger Doors Unlock Driver circuit.
- Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- Replace the Body Control Module (BCM) in accordance with the Service Information. Refer to MODULE, BODY CONTROL, REMOVAL .
- Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .