Chrysler PT Cruiser. Manual — part 94
Symptom List:
*VTSS FAILS TO ARM FROM LIFTGATE CYLINDER LOCK SWITCH
(EXPORT ONLY)
*VTSS FAILS TO ARM/DISARM FROM LIFTGATE CYLINDER LOCK
SWITCH
Test Note:
All symptoms listed above are diagnosed using the same tests.
The title for the tests will be *VTSS FAILS TO ARM FROM
LIFTGATE CYLINDER LOCK SWITCH (EXPORT ONLY).
POSSIBLE CAUSES
DOOR LOCK OPERATION TEST
GROUND CIRCUIT OPEN
RIGHT DOOR SWITCH MUX CIRCUIT OPEN
LIFTGATE CYLINDER LOCK SWITCH
TEST
ACTION
APPLICABILITY
1
Open the passenger door and operate the door locks from the door lock switch.
Did the door locks operate properly?
All
Yes
→ Go To 2
No
→ Refer to symptom: *ALL LOCKS INOPERATIVE FROM ONE
DOOR LOCK SWITCH in the POWER DOOR LOCKS/RKE
category.
Perform VTSS VERIFICATION TEST - 1A.
2
Disconnect the Liftgate Cylinder Lock Switch connector.
Measure the resistance of the ground circuit to body ground.
Is the resistance below 5.0 ohms?
All
Yes
→ Go To 3
No
→ Repair the ground circuit for an open.
Perform VTSS VERIFICATION TEST - 1A.
3
Disconnect the Liftgate Cylinder Lock Switch connector.
Measure the voltage between the Right Door Switch MUX circuit and ground.
Is the voltage approximately 5.0 volts?
All
Yes
→ Replace the Liftgate Cylinder Lock Switch.
Perform VTSS VERIFICATION TEST - 1A.
No
→ Repair the Right Door Switch MUX circuit for an open.
Perform VTSS VERIFICATION TEST - 1A.
363
VEHICLE THEFT/SECURITY
Symptom List:
*VTSS FAILS TO ARM FROM RIGHT DOOR CYLINDER LOCK
SWITCH (EXPORT ONLY)
*VTSS FAILS TO ARM/DISARM FROM RIGHT DOOR CYLINDER
LOCK SWITCH
Test Note:
All symptoms listed above are diagnosed using the same tests.
The title for the tests will be *VTSS FAILS TO ARM FROM
RIGHT DOOR CYLINDER LOCK SWITCH (EXPORT ONLY).
POSSIBLE CAUSES
DOOR LOCK OPERATION TEST
GROUND CIRCUIT OPEN
RIGHT DOOR SWITCH MUX CIRCUIT OPEN
RIGHT CYLINDER LOCK SWITCH
TEST
ACTION
APPLICABILITY
1
Open the door and operate the door locks from the door lock switch.
Did the door locks operate properly?
All
Yes
→ Go To 2
No
→ Refer to symptom: *ALL LOCKS INOPERATIVE FROM ONE
DOOR LOCK SWITCH in the POWER DOOR LOCKS/RKE
category.
Perform VTSS VERIFICATION TEST - 1A.
2
Disconnect the Right Cylinder Lock Switch connector.
Measure the resistance of the ground circuit to body ground.
Is the resistance below 5.0 ohms?
All
Yes
→ Go To 3
No
→ Repair the ground circuit for an open.
Perform VTSS VERIFICATION TEST - 1A.
3
Disconnect the Right Cylinder Lock Switch connector.
Measure the voltage between the Right Door Switch MUX circuit and ground.
Is the voltage approximately 5.0 volts?
All
Yes
→ Replace the Right Cylinder Lock Switch.
Perform VTSS VERIFICATION TEST - 1A.
No
→ Repair the Right Door Switch MUX circuit for an open.
Perform VTSS VERIFICATION TEST - 1A.
364
VEHICLE THEFT/SECURITY
Symptom:
*VTSS INDICATOR FAILS TO FLASH
POSSIBLE CAUSES
REMOTE KEYLESS ENTRY MODULE
INSTRUMENT CLUSTER
VTSS INDICATOR DRIVER CIRCUIT OPEN
VTSS LED OPEN
TEST
ACTION
APPLICABILITY
1
NOTE: The VTSS must be enabled for the Indicator Lamp to operate. To help
ensure an accurate diagnosis, verify the system is enabled before proceed-
ing.
Disconnect the Remote Keyless Entry Module connector.
Connect a jumper wire between the VTSS Indicator Driver circuit and ground.
Does the VTSS Indicator illuminate?
All
Yes
→ Replace the Remote Keyless Entry Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 2
2
Disconnect the Remote Keyless Entry Module connector.
Disconnect the Instrument Cluster connector.
Measure the resistance of the VTSS Indicator Driver circuit between the RKE
module connector and the Instrument Cluster connector.
Is the resistance below 5.0 ohms?
All
Yes
→ Go To 3
No
→ Repair the VTSS Indicator Driver circuit for an open.
Perform VTSS VERIFICATION TEST - 1A.
3
Remove the VTSS Indicator LED from the Instrument Cluster.
Test the VTSS Indicator LED for functionality.
Does the VTSS Indicator LED light?
All
Yes
→ Replace the Instrument Cluster.
Perform VTSS VERIFICATION TEST - 1A.
No
→ Replace the VTSS LED.
Perform VTSS VERIFICATION TEST - 1A.
365
VEHICLE THEFT/SECURITY
Symptom:
*VTSS INDICATOR STAYS ON STEADY DURING ARMING
POSSIBLE CAUSES
HOOD AJAR SWITCH SENSE CIRCUIT SHORTED TO GROUND (IF EQUIPPED)
HOOD AJAR SWITCH (IF EQUIPPED)
RKE MODULE - VTSS INDICATOR
TEST
ACTION
APPLICABILITY
1
Is this a Export vehicle equipped with a hood ajar switch?
All
Yes
→ Go To 2
No
→ Replace the Remote Keyless Entry Module.
Perform BODY VERIFICATION TEST - VER 1.
2
Ensure the hood is closed and aligned properly.
With the DRBIII
t, read the Hood Ajar status.
Does the DRBIII
t show OPEN?
All
Yes
→ Replace the Remote Keyless Entry Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 3
3
Disconnect the Hood Ajar switch connector.
With the DRBIII
t, read the Hood Ajar status.
Does the DRBIII
t show OPEN?
All
Yes
→ Replace the Hood Ajar Switch.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the Hood Ajar Switch Sense circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
366
VEHICLE THEFT/SECURITY
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