Diagnostic Procedure

WARNING: This page is about a different car, the 2004 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.

DRIVER SEAT BELT TENSIONER CIRCUIT OPEN - DIAGNOSTIC PROCEDURE

TEST	ACTION
1	Ensure the battery is fully charged. Turn the ignition on. NOTE: For the purpose of this test, the AECM and ORC modules will be referred to as an ACM. SELECT ACTIVE or STORED DTC: ACM - ACTIVE DTC Go To 2 ACM - STORED DTC Go To 5 NOTE: When reconnecting Airbag system components, the ignition must be turned off and the battery must be disconnected.
2	NOTE: Ensure the battery is fully charged. WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN IGNITION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE PROCEEDING. Disconnect the Driver SBT. NOTE: Check connectors - Clean and repair as necessary. Connect the appropriate Load Tool to the Driver SBT connector. WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN IGNITION ON, THEN RECONNECT THE BATTERY. With the DRBIII(R), read the active DTC's.Does the DRBIII(R) display DRIVER SBT CIRCUIT OPEN? Yes --> Go To 3 No --> Replace Driver Seat Belt Tensioner in accordance with the Service Information. Perform AIRBAG VERIFICATION TEST - VER 1 .
3	WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN IGNITION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE PROCEEDING. Disconnect the Airbag Control Module Connector. NOTE: Check connectors - Clean and repair as necessary. Connect the appropriate Load Tool adaptor to the Airbag Control Module connector.Disconnect the Load Tool Driver SBT connector.Measure the resistance of the Driver SBT Line 1 and Line 2 circuits between the Load Tool Adaptor and the Diver SBT connector.Is the resistance below 1.0 ohms on both circuit? Yes --> Go To 4 No --> Repair open or high resistance in Driver Seat Belt Tensioner Line 1 Line 2 circuits. Perform AIRBAG VERIFICATION TEST - VER 1 .
4	WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN IGNITION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE PROCEEDING. WARNING: IF THE AIRBAG CONTROL MODULE IS DROPPED AT ANY TIME, IT MUST BE REPLACED. FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT AND PERSONAL INJURY OR DEATH. If there are no possible causes remaining, view repair. Repair Replace the Airbag Control Module in accordance with the Service information. Perform AIRBAG VERIFICATION TEST - VER 1 .
5	NOTE: Ensure the battery is fully charged. With the DRBIII(R), record and erase all DTCs from all modules.All active codes must be resolved before diagnosing any stored codes.Maintain a safe distance from all airbags while performing the following steps.With the DRBIII(R) monitor active codes as you work through the system. NOTE: If equipped with Passenger Airbag On-Off switch, read the DTC's in all switch positions. Wiggle the wiring harness and connectors of the appropriate airbag system and rotate the steering wheel from stop to stop. NOTE: Check connectors - Clean and repair as necessary. You have just attempted to simulate the condition that initially set the trouble code message.The following additional checks may assist you in identifying a possible intermittent problem: Visually inspect related wire harness connectors. Look for broken, bent, pushed out, spread, corroded, or contaminated terminals. Visually inspect the related harnesses. Look for chafed, pierced, pinched or partially broken wire. Refer to SYSTEM WIRING DIAGRAMS and Technical Service Bulletins that may apply. Did the DTC become active? Yes --> Select appropriate symptom from Symptom List. No --> No problem found at this time. Erase all codes before returning vehicle to customer.