Jeep Grand Cherokee WK. Manual — part 545
B1B2E-1st ROW PASSENGER SEAT BELT
PRETENSIONER CIRCUIT OPEN . . . . . . . . . 153
B1B2F-1st ROW PASSENGER SEAT BELT
PRETENSIONER CIRCUIT SHORTED
TOGETHER . . . . . . . . . . . . . . . . . . . . . . . . . 156
ACCELERATION SENSOR INTERNAL . . . . . 159
B1B71-UP-FRONT RIGHT SATELLITE
ACCELERATION SENSOR INTERNAL . . . . . 165
ACCELERATION SENSOR 1 INTERNAL . . . . 171
ACCELERATION SENSOR 2 INTERNAL . . . . 177
ACCELERATION SENSOR 1 INTERNAL . . . . 183
ACCELERATION SENSOR 2 INTERNAL . . . . 189
SENSOR 3 - LEFT FRONT
PERFORMANCE . . . . . . . . . . . . . . . . . . . . . 195
SENSOR 2 - RIGHT FRONT
PERFORMANCE . . . . . . . . . . . . . . . . . . . . . 210
SENSOR 2 - RIGHT FRONT INPUT
CIRCUIT LOW . . . . . . . . . . . . . . . . . . . . . . . 214
SENSOR 2 - RIGHT FRONT INPUT
CIRCUIT HIGH . . . . . . . . . . . . . . . . . . . . . . . 220
SENSOR 4 - LEFT REAR PERFORMANCE . 225
SENSOR 1 - RIGHT REAR
PERFORMANCE . . . . . . . . . . . . . . . . . . . . . 240
B1B8C-DRIVER SEAT TRACK POSITION
SENSOR CIRCUIT PERFORMANCE . . . . . . 254
B1B8D-DRIVER SEAT TRACK POSITION
SENSOR CIRCUIT LOW . . . . . . . . . . . . . . . . 257
B1B8E-DRIVER SEAT TRACK POSITION
SENSOR CIRCUIT HIGH . . . . . . . . . . . . . . . 261
B1B91-DRIVER SEAT TRACK POSITION
SENSOR CONFIGURATION MISMATCH . . . 266
POSITION SENSOR CIRCUIT
PERFORMANCE . . . . . . . . . . . . . . . . . . . . . 269
POSITION SENSOR CIRCUIT LOW . . . . . . . 272
POSITION SENSOR CIRCUIT HIGH . . . . . . . 277
POSITION SENSOR CONFIGURATION
MISMATCH . . . . . . . . . . . . . . . . . . . . . . . . . 282
B1BA5-AIRBAG SQUIB CONFIGURATION
MISMATCH . . . . . . . . . . . . . . . . . . . . . . . . . 285
UNDETERMINED . . . . . . . . . . . . . . . . . . . . . 288
SYSTEM VERIFICATION REQUIRED . . . . . . 289
CALIBRATION/NOT CALIBRATED . . . . . . . . 292
MODULE CONFIGURATION MISMATCH . . . 293
B1BB8-SRS WARNING INDICATOR STATUS
MISMATCH . . . . . . . . . . . . . . . . . . . . . . . . . 296
SENSOR SUPPLY CIRCUIT . . . . . . . . . . . . . 300
SENSOR INPUTS SHORTED TOGETHER . . 303
B1BBC-OCS NEGATIVE SYSTEM WEIGHT
B1BBD-OCM CURRENT CONFIGURATION
TABLE UNPROGRAMMED . . . . . . . . . . . . . . 309
RECORD FULL . . . . . . . . . . . . . . . . . . . . . . 310
SENSORS PERFORMANCE . . . . . . . . . . . . . 311
B2101-IGNITION RUN/START INPUT
CIRCUIT LOW . . . . . . . . . . . . . . . . . . . . . . . 316
B2102-IGNITION RUN/START INPUT
CIRCUIT HIGH . . . . . . . . . . . . . . . . . . . . . . . 323
B212C-IGNITION RUN/START INPUT
CIRCUIT OPEN . . . . . . . . . . . . . . . . . . . . . . 333
CIRCUIT OPEN . . . . . . . . . . . . . . . . . . . . . . 338
B2205-ORIGINAL VIN MISSING/MISMATCH
B2206-CURRENT VIN MISSING/MISMATCH
CONTROLLER INTERNAL 1 . . . . . . . . . . . . . 349
CONTROLLER INTERNAL 2 . . . . . . . . . . . . . 350
CONTROLLER INTERNAL 3 . . . . . . . . . . . . . 351
CONTROLLER INTERNAL 4 . . . . . . . . . . . . . 352
CONTROLLER FIRING STORED ENERGY . . 353
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RESTRAINTS - ELECTRICAL DIAGNOSTICS
WK
CONTROLLER ACCELEROMETER 1
INTERNAL . . . . . . . . . . . . . . . . . . . . . . . . . . 354
CONTROLLER ACCELEROMETER 2
INTERNAL . . . . . . . . . . . . . . . . . . . . . . . . . . 355
CONTROLLER CONTROL DRIVER 1 . . . . . . 356
CONTROLLER CONTROL DRIVER 2 . . . . . . 357
MODULE INTERNAL . . . . . . . . . . . . . . . . . . 358
MISMATCH . . . . . . . . . . . . . . . . . . . . . . . . . 360
MODULE DTC PRESENT . . . . . . . . . . . . . . . 362
. . . . . . . . . . . . . . 363
. . . . . . . . . . . . . . 366
PERFORMANCE–OCM . . . . . . . . . . . . . . . . 369
PERFORMANCE–ORC . . . . . . . . . . . . . . . . . 372
U0022-CAN B BUS (+) CIRCUIT LOW
U0023-CAN B BUS (+) CIRCUIT HIGH
U0026-CAN B BUS (-) CIRCUIT HIGH
ANTI-LOCK BRAKE SYSTEM (ABS)
CONTROL MODULE . . . . . . . . . . . . . . . . . . 375
FRONT CONTROL MODULE . . . . . . . . . . . . 375
OCCUPANT RESTRAINT CONTROLLER
(ORC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 375
OCCUPANT CLASSIFICATION MODULE . . . 375
CLUSTER/CCN . . . . . . . . . . . . . . . . . . . . . . 375
U0156-LOST COMMUNICATION WITH EOM
PARKING ASSIST CONTROL MODULE . . . . 376
U0164-LOST COMMUNICATION WITH HVAC
CONTROL MODULE . . . . . . . . . . . . . . . . . . 376
INTRUSION TRANSCEIVER CONTROL
MODULE . . . . . . . . . . . . . . . . . . . . . . . . . . . 376
VEHICLE SECURITY CONTROL MODULE
(SKREEM/WCM) . . . . . . . . . . . . . . . . . . . . . 376
SUNROOF CONTROL MODULE . . . . . . . . . . 376
U0170-LOST COMMUNICATION W/UP-
FRONT LEFT SATELLITE ACCELERATION
SENSOR . . . . . . . . . . . . . . . . . . . . . . . . . . . 377
U0171-LOST COMMUNICATION W/UP-
FRONT RIGHT SATELLITE
ACCELERATION SENSOR . . . . . . . . . . . . . . 383
U0172-LOST COMMUNICATION W/LEFT
SIDE SATELLITE ACCELERATION
SENSOR 1 . . . . . . . . . . . . . . . . . . . . . . . . . . 389
U0173-LOST COMMUNICATION W/LEFT
SIDE SATELLITE ACCELERATION
SENSOR 2 . . . . . . . . . . . . . . . . . . . . . . . . . . 395
U0175-LOST COMMUNICATION W/RIGHT
SIDE SATELLITE ACCELERATION
SENSOR 1 . . . . . . . . . . . . . . . . . . . . . . . . . . 401
U0176-LOST COMMUNICATION W/RIGHT
SIDE SATELLITE ACCELERATION
SENSOR 2 . . . . . . . . . . . . . . . . . . . . . . . . . . 407
RADIO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 413
AUDIO AMPLIFIER . . . . . . . . . . . . . . . . . . . . 413
SDARS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 413
VEHICLE ENTERTAINMENT CONTROL
MODULE . . . . . . . . . . . . . . . . . . . . . . . . . . . 413
HANDS FREE PHONE MODULE . . . . . . . . . 413
DRIVER DOOR MODULE . . . . . . . . . . . . . . . 413
PASSENGER DOOR MODULE . . . . . . . . . . . 413
HEATED SEAT CONTROL MODULE . . . . . . 413
MEMORY SEAT CONTROL MODULE . . . . . . 413
CONFIGURATION DATA . . . . . . . . . . . . . . . . 414
U1415-IMPLAUSIBLE/MISSING VEHICLE
CONFIGURATION DATA . . . . . . . . . . . . . . . . 415
U0212-LOST COMMUNICATION WITH SCM -
CAN-B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 416
U0231-LOST COMMUNICATION WITH RAIN
SENSING MODULE . . . . . . . . . . . . . . . . . . . 416
U0241-LOST COMMUNICATION WITH AUTO
HIGHBEAM HEADLAMP CONTROL
MODULE . . . . . . . . . . . . . . . . . . . . . . . . . . . 416
PROCEDURE FOR SEAT WEIGHT
SENSORS . . . . . . . . . . . . . . . . . . . . . . . . . . 417
*OCS VERIFICATION TEST - VER 1
*ORC VERIFICATION TEST - VER 1
RESTRAINTS - ELECTRICAL DIAGNOSTICS
DIAGNOSIS AND TESTING
WK
RESTRAINTS - ELECTRICAL DIAGNOSTICS
8O - 3
B1203-SRS WARNING INDICATOR CIRCUIT/PERFORMANCE
8O - 4
RESTRAINTS - ELECTRICAL DIAGNOSTICS
WK
B1203-SRS WARNING INDICATOR CIRCUIT/PERFORMANCE (CONTINUED)
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
With the ignition on, the Occupant Restraint Controller (ORC) monitors the CAN B bus for a message from the
Instrument Cluster containing the airbag warning indicator status. The ORC requests the warning lamp status
from the Instrument Cluster once every second.
•
Set Condition:
This DTC will set immediately if the indicator status is LOW or HIGH.
Possible Causes
INSTRUMENT CLUSTER ACTIVE DTCs
ORC
Diagnostic Test
1.
CHECK FOR AN ACTIVE DTC
NOTE: Ensure the battery is fully charged.
NOTE: When reconnecting Airbag system components, the ignition must be turned off and the battery must
be disconnected.
Turn the ignition on, then off, and then on again.
With the scan tool, read ORC DTCs.
Select DTC type.
Active
Go To 2
Stored
Go To 4
2.
CHECK FOR INSTRUMENT CLUSTER DTCs
With the scan tool, read Instrument Cluster DTCs.
Does the scan tool display any Instrument Cluster DTCs?
Yes
>> Refer to the symptom list for problems related to the Instrument Cluster.
Perform the ORC VERIFICATION TEST-VER 1. (Refer to 8 - ELECTRICAL/RESTRAINTS - DIAGNO-
SIS AND TESTING)
No
>> Go To 3
3.
REPLACE THE ORC
WARNING: To avoid personal injury or death, turn the ignition off, disconnect the battery and wait two min-
utes before proceeding.
WARNING: If the Occupant Restraint Controller (ORC) is dropped at any time, it must be replaced. Failure to
take the proper precautions can result in accidental airbag deployment and personal injury or death.
Repair
Replace the ORC in accordance with the service information.
Perform the ORC VERIFICATION TEST-VER 1. (Refer to 8 - ELECTRICAL/RESTRAINTS - DIAGNO-
SIS AND TESTING)
WK
RESTRAINTS - ELECTRICAL DIAGNOSTICS
8O - 5
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