Chrysler Pacifica. Manual - part 30

TEST

ACTION

APPLICABILITY

With the DRBIII

t, record and erase all DTC’s from all Airbag modules.

If equipped with Passenger Airbag On - Off switch, read the DTC’s in all switch
positions.
If any ACTIVE codes are present they must be resolved before diagnosing any stored
codes.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BE-
FORE 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: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION ON, THEN RECONNECT THE BATTERY.
With the DRBIII

t monitor active codes as you work through the following steps.

WARNING: TO AVOID PERSONAL INJURY OR DEATH, 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 Airbag circuits, rotate the steering wheel from stop
to stop.
IF only stored codes return continue the test until the problem area has been isolated
In the previous steps you have attempted to recreate the conditions responsible for
setting active DTC in question.
Are any ACTIVE DTCs present?

All

Yes

→ Select appropriate symptom from Symptom List.

→ No problem found at this time. Erase all codes before returning

vehicle to customer.

117

AIRBAG

LEFT CURTAIN OR SEAT SQUIB CIRCUIT SHORT —

Continued

Symptom:

LEFT CURTAIN OR SEAT SQUIB SHORT TO BATTERY

When Monitored and Set Condition:

LEFT CURTAIN OR SEAT SQUIB SHORT TO BATTERY

When Monitored:

With the ignition on, the ACM monitors the voltage of the Left Curtain

or Seat Squib circuits.

Set Condition:

When the ACM detects voltage on the Left Curtain or Seat Squib circuits.

POSSIBLE CAUSES

LEFT CURTAIN OR SEAT SQUIB SHORT TO BATTERY

LEFT CURTAIN OR SEAT SQUIB LINE 1 OR LINE 2 SHORT TO BATTERY

ACM, LEFT CURTAIN OR SEAT SQUIB SHORT TO BATTERY

STORED CODE OR INTERMITTENT CONDITION

ACTIVE CODE PRESENT

TEST

ACTION

APPLICABILITY

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:

All

ACM - ACTIVE DTC

Go To

ACM - STORED DTC

Go To

NOTE: When reconnecting Airbag system components, the ignition must be
turned off and the battery must be disconnected.

WARNING: TURN THE IGNITION OFF, DISCONNECT THE BATTERY AND
WAIT TWO MINUTES BEFORE PROCEEDING.
Disconnect the Left Curtain or Seat Airbag connector.
NOTE: Check connectors - Clean repair as necessary.
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 SERI-
OUS OR FATAL INJURY.
Connect the appropriate Load Tool to the Left Curtain or Seat Airbag connector.
WARNING: TURN IGNITION ON, THEN RECONNECT THE BATTERY.
With the DRBIII

t, read active Airbag Control Module DTC’s.

Does the DRBIII

t show LEFT CURTAIN OR SEAT SQUIB SHORT TO BATTERY?

All

Yes

→ Go To 3

→ Replace Left Curtain or Seat Airbag in accordance with the

Service Information.
Perform __AIRBAG VERIFICATION TEST - VER 1.

118

AIRBAG

TEST

ACTION

APPLICABILITY

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 SERI-
OUS OR FATAL INJURY.
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 ACM connector.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION OFF, THEN RECONNECT THE BATTERY.
Measure the voltage on the Left Curtain or Seat Squib Line 1 and Line 2 circuits
between the Left Curtain or Seat Airbag connector and ground.
Is there any voltage on either Curtain or Seat Squib circuit?

All

Yes

→ Repair Left Curtain or Seat Squib Line 1 or Line 2 circuit short to

battery.
Perform __AIRBAG VERIFICATION TEST - VER 1.

→ Replace the Airbag Control Module in accordance with Service

Information. WARNING: IF THE AIRBAG CONTROL MODULE
IS DROPPED AT ANY TIME, IT MUST BE REPLACED.
Perform __AIRBAG VERIFICATION TEST - VER 1.

With the DRBIII

t, record and erase all DTC’s from all Airbag modules.

t monitor active codes as you work through the following steps.

All

Yes

→ Select appropriate symptom from Symptom List.

→ No problem found at this time. Erase all codes before returning

vehicle to customer.

119

AIRBAG

LEFT CURTAIN OR SEAT SQUIB SHORT TO BATTERY —

Continued

Symptom:

LEFT CURTAIN OR SEAT SQUIB SHORT TO GROUND

When Monitored and Set Condition:

LEFT CURTAIN OR SEAT SQUIB SHORT TO GROUND

When Monitored:

With the ignition on, the ACM monitors the resistance of the Left

Curtain or Seat Squib circuits.

Set Condition:

When the ACM detects low resistance in either Left Curtain or Seat Squib

circuits.

POSSIBLE CAUSES

LEFT CURTAIN OR SEAT SQUIB SHORT TO GROUND

LEFT CURTAIN OR SEAT SQUIB LINE 1 OR LINE 2 SHORTED TO GROUND

ACM, LEFT CURTAIN OR SEAT SQUIB SHORT TO GROUND

STORED CODE OR INTERMITTENT CONDITION

ACTIVE CODE PRESENT

TEST

ACTION

APPLICABILITY

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:

All

ACM - ACTIVE DTC

Go To

ACM - STORED DTC

Go To

NOTE: When reconnecting Airbag system components, the ignition must be
turned off and the battery must be disconnected.

120

AIRBAG

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