Jeep Wrangler TJ. Manual - part 19

TEST

ACTION

APPLICABILITY

WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BE-
FORE PROCEEDING.
Disconnect the Passenger Airbag connector(s).
NOTE: Check connectors - Clean and repair as necessary.
WARNING: DO NOT PLACE AN INTACT UNDEPLOYED AIRBAG FACE
DOWN ON A HARD SURFACE, THE AIRBAG WILL PROPEL INTO THE AIR
IF ACCIDENTALLY DEPLOYED. FAILURE TO TAKE THE PROPER PRE-
CAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT
AND PERSONAL INJURY OR DEATH.
Connect the appropriate Load Tool to the Passenger Airbag connector(s).
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION ON, THEN RECONNECT THE BATTERY.
With the DRBIII

t, read the active Airbag Control Module DTC’s.

Does the DRBIII

t show PASSENGER SQUIB 1 SHORT TO GROUND?

All

Yes

→ Go To 3

→ Replace the Passenger Airbag in accordance with the Service

Information.
Perform __AIRBAG VERIFICATION TEST - VER 1.

WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BE-
FORE PROCEEDING.
Disconnect the Load Tool from the Passenger Airbag connector(s).
Disconnect the Airbag Control Module connector(s).
NOTE: Check connectors - Clean repair as necessary.
Connect the appropriate Load Tool Adaptor to the Airbag Control Module connector.
Measure the resistance of the Passenger Squib 1 Line 1 or Line 2 circuit between the
Passenger Airbag Module Connector and ground.
Is the resistance below 10K ohms on either circuit?

All

Yes

→ Repair Passenger Squib 1 Line 1 and Line 2 circuits for a short to

ground.
Perform __AIRBAG VERIFICATION TEST - VER 1.

→ Go To 4

WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BE-
FORE PROCEEDING.
WARNING: IF THE AIRBAG CONTROL MODULE IS DROPPED AT ANY
TIME, IT MUST BE REPLACED. FAILURE TO TAKE THE PROPER PRE-
CAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT
AND PERSONAL INJURY OR DEATH.
If there are no possible causes remaining, view repair.

All

Repair:

Replace the Airbag Control Module in accordance with Service
Information.
Perform __AIRBAG VERIFICATION TEST - VER 1.

AIRBAG

PASSENGER SQUIB 1 SHORT TO GROUND —

Continued

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.

AIRBAG

PASSENGER SQUIB 1 SHORT TO GROUND —

Continued

Symptom:

*AIRBAG INDICATOR ON WITHOUT ACTIVE TROUBLE CODES

POSSIBLE CAUSES

AIRBAG WARNING INDICATOR ON WITHOUT TROUBLE CODES

ACM, *AIRBAG INDICATOR ON WITHOUT TROUBLE CODES

TEST

ACTION

APPLICABILITY

Turn the ignition on.
Make sure that all Airbag and Instrument Cluster DTCs have been repaired before
performing this procedure.
With the DRBIII

t select MONITOR DISPLAY, WARNING LAMP STATUS and read

the PASSIVE RESTRAINTS, AIRBAG, MONITOR DISPLAY, WARNING LAMP
STATES.
With no active DTCs, Does the LAMP REQ by ACM monitor show ON?

All

Yes

→ Go To 2

→ Repair or replace the Instrument Cluster as necessary.

Perform __AIRBAG VERIFICATION TEST - VER 1.

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

All

Repair:

Replace the Airbag Control Module in accordance with Service
Information.
Perform __AIRBAG VERIFICATION TEST - VER 1.

AIRBAG

Symptom:

ALL OUTPUTS SHORT - BASE AUDIO SYSTEM

When Monitored and Set Condition:

ALL OUTPUTS SHORT - BASE AUDIO SYSTEM

When Monitored:

Ignition in RUN and IOD fuse installed.

Set Condition:

The radio has sensed a short on the output for more than 10 seconds.

POSSIBLE CAUSES

DETERMINE FAULT

FRONT SHORTED SPEAKER

REAR SHORTED SPEAKER

(+) CIRCUIT SHORTED TO GROUND

(-) CIRCUIT SHORTED TO GROUND

SPEAKER (+) & (-) CIRCUITS SHORTED TOGETHER

SPEAKER SECTION OF RADIO

TEST

ACTION

APPLICABILITY

Turn the ignition on.
Turn the Radio on.
With the DRBIII

t, erase the audio DTC’s.

Cycle the ignition switch from off to on and wait 10 seconds.
With the DRBIII

t, read the audio DTC’s.

Does the DRBIII

t display ALL OUTPUTS SHORT?

All

Yes

→ Go To 2

→ Refer to the wiring diagrams located in the service information to

help isolate a possible intermittent short.
Perform BODY VERIFICATION TEST - VER 1.

Turn the ignition off.
NOTE: Perform this procedure after disconnecting each front speaker
connector.
Disconnect each front speaker harness connector one at a time.
Turn the ignition on.
Turn the radio on.
With the DRBIII

t, erase the audio DTCs.

Cycle the ignition switch from off to on and wait 10 seconds.
With the DRBIII

t, read DTC’s.

Does the DRBIII

t display ALL OUTPUTS SHORT with all the front speakers

disconnected?

All

Yes

→ Go To 3

→ Replace the Speaker that when disconnected the DTC did not

reset.
Perform BODY VERIFICATION TEST - VER 1.

AUDIO

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