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Home >> Chrysler >> 2004 >> Pacifica FWD >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Body Diagnostic Procedures - Adjustable Pedals, Airbag, Audio, Chime >> Diagnostic Information And Procedures >> Airbag >> Symptom: LEFT CURTAIN OR SEAT SQUIB CIRCUIT OPEN >> Diagnostic Procedure

Diagnostic Procedure

LEFT CURTAIN OR SEAT SQUIB CIRCUIT OPEN - DIAGNOSTIC PROCEDURE

TEST ACTION APPLICABILITY
1 Turn the ignition on.
NOTE: Ensure that the battery is fully charged.
NOTE: For the purpose of this test, the AECM and ORC modules will be referred to as an ACM.

SELECT ACTIVE or STORED DTC:
  1. ACM - ACTIVE DTC: Go To 2
  2. ACM - STORED DTC: Go To 4
NOTE: When reconnecting Airbag system components, the ignition must be turned off and the battery must be disconnected.
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2
WARNING: TURN IGNITION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE PROCEEDING.
Disconnect the Left Curtain or Seat Airbag connector.
WARNING: DO NOT PLACE AN INTACT UNDEPLOYED CURTAIN AIRBAG FACE DOWN ON A HARD SURFACE, THE AIRBAG WILL PROPEL INTO THE AIR IF ACCIDENTALLY DEPLOYED, AND COULD RESULT IN SERIOUS OR FATAL INJURY.
Connect the appropriate Load Tool to the Left Curtain or Seat Airbag connector.
WARNING: TURN IGNITION ON, THEN RECONNECT THE BATTERY.
NOTE: Check connectors - Clean and repair as necessary.
With the DRBIII®, read active Airbag Control Module DTC's.Does the DRBIII® show LEFT CURTAIN OR SEAT SQUIB SEAT OPEN?
  1. Yes: Go To 3
  2. No: Replace Left Curtain or Seat Airbag in accordance with the Service Information.

    Perform AIRBAG VERIFICATION TEST VER-1 .

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3
WARNING: TURN IGNITION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE PROCEEDING.
Disconnect the Airbag Load Tool from the Left Curtain or Seat Airbag connector.Disconnect the Airbag Control Module Connector(s).
NOTE: Check connectors - Clean and repair as necessary.
Connect the appropriate Load Tool ACM Adapter to the Airbag Control Module connector(s).Measure the resistance of the Left Curtain or Seat Squib Line 1 and Line 2 circuit.Is the resistance below 1.0 ohms on both circuits?
  1. Yes: Replace the Airbag Control Module in accordance with the Service information. WARNING: IF THE AIRBAG CONTROL MODULE IS DROPPED AT ANY TIME, IT MUST BE REPLACED.

    Perform AIRBAG VERIFICATION TEST VER-1 .

  2. No: Repair open or high resistance in the Left Curtain or Seat Squib Line 1 or Line 2 circuits.

    Perform AIRBAG VERIFICATION TEST VER-1 .

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4 With the DRBIII®, record and erase all DTC's from all Airbag modules.
If equipped with Passenger Airbag On - Off switch, read the DTC's in all witch positions.
If any ACTIVE codes are present they must be resolved before diagnosing any stored codes.
WARNING: TURN THE IGNITION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE PROCEEDING.

Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
Look for chaffed, pierced, pinched, or partially broken wires and broken, bent, pushed out, spread, corroded, or contaminated terminals.
The following additional checks may assist you in identifying a possible intermittent problem.
Reconnect any disconnected components and harness connector.
WARNING: TURN THE IGNITION ON, THEN RECONNECT THE BATTERY.

With the DRBIII® monitor active codes as you work through the following steps.
WARNING: MAINTAIN A SAFE DISTANCE FROM ALL AIRBAGS WHILE PERFORMING THE FOLLOWING STEPS.

Wiggle the wiring harness and connectors of the related airbag circuit or component.
If codes are related to the Driver circuits, rotate the steering wheel from stop to stop.
You have just attempted to simulate the condition that initially set the trouble code message.
Did the DTC become active?
  1. Yes: Select appropriate symptom from SYMPTOM LIST.
  2. No: No problem found at this time. Erase all codes before returning vehicle to customer.
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