Jeep Wrangler TJ. Manual — part 19
TEST
ACTION
APPLICABILITY
2
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
No
→ Replace the Passenger Airbag in accordance with the Service
Information.
Perform __AIRBAG VERIFICATION TEST - VER 1.
3
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.
No
→ Go To 4
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.
73
AIRBAG
PASSENGER SQUIB 1 SHORT TO GROUND —
Continued
TEST
ACTION
APPLICABILITY
5
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
→ No problem found at this time. Erase all codes before returning
vehicle to customer.
74
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
1
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
No
→ 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.
2
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.
75
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
1
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
No
→ Refer to the wiring diagrams located in the service information to
help isolate a possible intermittent short.
Perform BODY VERIFICATION TEST - VER 1.
2
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
No
→ Replace the Speaker that when disconnected the DTC did not
reset.
Perform BODY VERIFICATION TEST - VER 1.
76
AUDIO
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