Jeep Liberty KJ. Manual — part 269
*HEADLAMPS FAIL TO FLASH WITH VTSS
For a complete wiring diagram Refer to Section 8W
Possible Causes
BODY CONTROL MODULE (BCM) DTCS PRESENT
HEADLAMP / RELATED CIRCUITS
INCORRECT COUNTRY CODE SETTING PROGRAMMED IN BCM
BODY CONTROL MODULE (BCM)
Diagnostic Test
1.
CHECK FOR DTCs IN THE BCM
Turn the ignition on.
With the scan tool, read BCM DTCs.
Does the scan tool display any DTCs?
Yes
>> Diagnose and repair the DTC(s) Refer to the Table of Contents in the applicable Section for the diag-
nostic procedure(s).
Perform VTSS VERIFICATION TEST - 1A. (Refer to VTSS VERIFICATION TEST - 1A - STANDARD
PROCEDURE) in this Section.
No
>> Go To 2
2.
CHECK LOW BEAM HEADLAMP OPERATION
Turn the Low Beam Headlamps on.
Do the Low Beam Headlamps operate properly?
Yes
>> Go To 3
No
>> (Refer to 8 - ELECTRICAL/LAMPS/LIGHTING - EXTERIOR - DIAGNOSIS AND TESTING) for Head-
lamp related diagnostic procedures.
Perform VTSS VERIFICATION TEST - 1A. (Refer to VTSS VERIFICATION TEST - 1A - STANDARD
PROCEDURE) in this Section.
3.
VERIFY THE BCM IS PROGRAMMED WITH THE CORRECT COUNTRY CODE SETTING
With the scan tool in BCM, check the country code setting.
Is the BCM programmed with the correct country code setting?
Yes
>> Replace and program the BCM in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE).
No
>> Program the BCM with the correct country code setting.
Perform VTSS VERIFICATION TEST - 1A. (Refer to VTSS VERIFICATION TEST - 1A - STANDARD
PROCEDURE) in this Section.
8Q - 52
VEHICLE THEFT SECURITY - ELECTRICAL DIAGNOSTICS
KJ
*HOOD DOES NOT TRIP VTSS (EXPORT ONLY)
For a complete wiring diagram Refer to Section 8W
Refer to (ELECTRICAL/LAMPS/LIGHTING - INTERIOR - DIAGNOSIS AND TESTING) for Ajar Switch related diag-
nostic procedures.
KJ
VEHICLE THEFT SECURITY - ELECTRICAL DIAGNOSTICS
8Q - 53
*HORN FAILS TO SOUND WITH VTSS
For a complete wiring diagram Refer to Section 8W
Possible Causes
BODY CONTROL MODULE (BCM) DTCS PRESENT
HORN / RELATED CIRCUITS
INCORRECT COUNTRY CODE SETTING PROGRAMMED IN BCM
BODY CONTROL MODULE (BCM)
Diagnostic Test
1.
CHECK FOR DTCs IN THE BCM
Turn the ignition on.
With the scan tool, read BCM DTCs.
Does the scan tool display any DTCs?
Yes
>> Diagnose and repair the DTC(s) Refer to the Table of Contents in the applicable Section for the diag-
nostic procedure(s).
Perform VTSS VERIFICATION TEST - 1A. (Refer to VTSS VERIFICATION TEST - 1A - STANDARD
PROCEDURE) in this Section.
No
>> Go To 2
2.
VERIFY VTSS OPERATION
NOTE: The Horn must be operational from the horn button for the results of this test to be valid.
Open the driver door window.
Remove the key from the ignition switch.
Lock the doors with the RKE transmitter or power door lock switch.
Close all of the doors and the tailgate.
Wait approximately 15 seconds for the VTSS indicator to flash at a slower rate indicating that the Vehicle Theft
Security System is armed.
Manually unlock the driver door lock.
Trip the VTSS by opening the driver door.
Did the Horn sound when the VTSS was tripped?
Yes
>> The condition that caused this symptom is not currently present. Inspect the related wiring harness for
a possible intermittent condition. Look for any chafed, pierced, pinched or partially broken wires.
Perform VTSS VERIFICATION TEST - 1A. (Refer to VTSS VERIFICATION TEST - 1A - STANDARD
PROCEDURE) in this Section.
No
>> Go To 3
3.
VERIFY THE BCM IS PROGRAMMED WITH THE CORRECT COUNTRY CODE SETTING
With the scan tool in BCM, check the country code setting.
Is the BCM programmed with the correct country code setting?
Yes
>> Replace and program the BCM in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE).
No
>> Program the BCM with the correct country code setting.
Perform VTSS VERIFICATION TEST - 1A. (Refer to VTSS VERIFICATION TEST - 1A - STANDARD
PROCEDURE) in this Section.
8Q - 54
VEHICLE THEFT SECURITY - ELECTRICAL DIAGNOSTICS
KJ
*INTRUSION TRANSCEIVER MODULE SENSITIVITY (EXPORT ONLY)
For a complete wiring diagram Refer to Section 8W
Possible Causes
INTRUSION TRANSCEIVER MODULE (ITM) PROGRAMMED WITH INCORRECT INTERIOR TYPE
Diagnostic Test
1.
VERIFY THE ITM IS PROGRAMMED WITH THE CORRECT INTERIOR TYPE
With the scan tool, verify that the ITM is programmed with the correct interior type.
Is the ITM programmed with the correct Interior Type?
Yes
>> Test Complete.
No
>> Program the ITM with the correct interior type.
Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE).
KJ
VEHICLE THEFT SECURITY - ELECTRICAL DIAGNOSTICS
8Q - 55
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