2001 CHRYSLER VOYAGER lock

Symptom:
LIFTGATE CYLINDER SWITCH INPUT OPEN
When Monitored and Set Condition:
LIFTGATE CYLINDER SWITCH INPUT OPEN
When Monitored: At all times when battery power is supplied to the Body Control
Module.
Set Condition: When the BCM senses voltage to the cylinder lock switch above 4.6 volts
for over 10 seconds.
POSSIBLE CAUSES
DTC PRESENT
BODY CONTROL MODULE - LIFTGATE CYLINDER SWITCH VOLTAGE LOW
LIFTGATE CYLINDER SWITCH GROUND OPEN
LIFTGATE CYLINDER SWITCH MUX OPEN
LIFTGATE CYLINDER SWITCH OPEN
TEST ACTION APPLICABILITY
1 NOTE: When this code is present, the VTSS indicator will stay on solid during the
arming process.
With the DRBIIIt, record and erase DTC's.
With the DRBIIIt, read DTC's.
Operate the Liftgate Cylinder Switch several times while monitoring the DRBIIIt.
Does the DRBIIItdisplay LGATE CYL SW INPUT OPEN?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors.
Perform BODY VERIFICATION TEST - VER 1.
2 With the DRBIIItin Sensors, read the LGATE CYL SW voltage.
Does the DRBIIItdisplay 4.6 volts or greater?All
Ye s®Go To 3
No®Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
3 Disconnect the Liftgate Cylinder Switch connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit.
Does the test light illuminate brightly?All
Ye s®Go To 4
No®Repair the Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
736
POWER DOOR LOCKS/RKE

TEST ACTION APPLICABILITY
4 Disconnect the Liftgate Cylinder Switch connector.
Measure the voltage between Cylinder Lock Switch Mux circuit and ground.
Is the voltage above 4.6 volts?All
Ye s®Go To 5
No®Repair the Liftgate Cylinder Lock Switch Mux circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
5 If there are no possible causes remaining, view repair. All
Repair
Replace the Liftgate Cylinder Switch.
Perform BODY VERIFICATION TEST - VER 1.
737
POWER DOOR LOCKS/RKE
LIFTGATE CYLINDER SWITCH INPUT OPEN ÐContinued

Symptom:
LIFTGATE CYLINDER SWITCH INPUT SHORT
When Monitored and Set Condition:
LIFTGATE CYLINDER SWITCH INPUT SHORT
When Monitored: At all times when battery power is supplied to the Body Control
Module.
Set Condition: When the BCM senses voltage to the cylinder lock switch below .5 volts for
over 10 seconds.
POSSIBLE CAUSES
DTC PRESENT
LIFTGATE CYLINDER SWITCH SHORTED
LIFTGATE CYLINDER LOCK SWITCH MUX CIRCUIT SHORTED
BODY CONTROL MODULE - LIFTGATE CYLINDER LOCK SWITCH MUX SHORTED
TEST ACTION APPLICABILITY
1 NOTE: When this code is present, the VTSS indicator will stay on solid during the
arming process.
With the DRBIIIt, record and erase DTC's.
With the DRBIIIt, read DTC's.
Operate the Liftgate Cylinder Switch several times while monitoring the DRBIIIt.
Does the DRBIIItdisplay LGATE CYL LOCK SW INPUT SHORT?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors.
Perform BODY VERIFICATION TEST - VER 1.
2 Disconnect the Liftgate Cylinder Switch connector.
With the DRBIIItin Sensors, read the LGATE CYL SW voltage.
Is the voltage above 4.6 volts?All
Ye s®Replace the Liftgate Cylinder Switch.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 3
3 Disconnect the Liftgate Cylinder Switch connector.
Disconnect the Body Control Module C3 connector.
Measure the resistance between Cylinder Lock Switch Mux circuit and ground.
Is the resistance below 1000.0 ohms?All
Ye s®Repair the Liftgate Cylinder Lock Switch Mux circuit for a short
to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 4
738
POWER DOOR LOCKS/RKE

TEST ACTION APPLICABILITY
4 If there are no possible causes remaining, view repair. All
Repair
Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
739
POWER DOOR LOCKS/RKE
LIFTGATE CYLINDER SWITCH INPUT SHORT ÐContinued

Symptom:
LIFTGATE CYLINDER SWITCH INPUT STUCK
When Monitored and Set Condition:
LIFTGATE CYLINDER SWITCH INPUT STUCK
When Monitored: At all times when battery power is supplied to the Body Control
Module.
Set Condition: When the BCM senses voltage to the cylinder lock switch between 1.3 and
3.25 for over 10 seconds.
POSSIBLE CAUSES
DTC PRESENT
BODY CONTROL MODULE - LIFTGATE CYLINDER SWITCH VOLTAGE INCORRECT
LIFTGATE CYLINDER SWITCH GROUND OPEN
LIFTGATE CYLINDER LOCK SWITCH MUX OPEN
CYLINDER LOCK SWITCH STUCK
TEST ACTION APPLICABILITY
1 NOTE: When this code is present, the VTSS indicator will stay on solid during the
arming process.
With the DRBIIIt, record and erase DTC's.
With the DRBIIIt, read DTC's.
Operate the Liftgate Cylinder Switch several times while monitoring the DRBIIIt.
Does the DRBIIItdisplay LGATE CYL SW INPUT STUCK?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors.
Perform BODY VERIFICATION TEST - VER 1.
2 With the DRBIIItin Sensors, read the LGATE CYL LOCK SW voltage.
Does the DRBIIItdisplay voltage between 1.3 and 3.25 volts?All
Ye s®Go To 3
No®Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
3 Disconnect the Liftgate Cylinder Switch connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit.
Does the test light illuminate brightly?All
Ye s®Go To 4
No®Repair the Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
740
POWER DOOR LOCKS/RKE

TEST ACTION APPLICABILITY
4 Disconnect the Liftgate Cylinder Lock Switch connector.
Measure the voltage between Cylinder Lock Switch Mux circuit and ground.
Is the voltage above 4.6 volts?All
Ye s®Go To 5
No®Repair the Liftgate Cylinder Lock Switch Mux circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
5 If there are no possible causes remaining, view repair. All
Repair
Replace the Cylinder Lock Switch.
Perform BODY VERIFICATION TEST - VER 1.
741
POWER DOOR LOCKS/RKE
LIFTGATE CYLINDER SWITCH INPUT STUCK ÐContinued

Symptom:
LIFTGATE UNLOCK POWER OUTPUT SHORT
When Monitored and Set Condition:
LIFTGATE UNLOCK POWER OUTPUT SHORT
When Monitored: Continuously for non power liftgate vehicles
Set Condition: When the Body Control Module senses a low output on the Liftgate
Release Driver circuit for longer than 125 ms during a liftgate release actuation.
POSSIBLE CAUSES
DTC PRESENT
BODY CONTROL MODULE - LIFTGATE RELEASE DRIVER SHORTED
LIFTGATE RELEASE DRIVER WIRE SHORT TO GROUND
LIFTGATE RELEASE MOTOR SHORTED
TEST ACTION APPLICABILITY
1 Ensure vehicle is unlocked before proceeding.
Turn the ignition on.
With the DRBIIIt, record and erase DTC's.
With the DRBIIIt, read DTC's.
Operate the Liftgate Release several times from the Liftgate Handle Switch while
monitoring the DRBIIIt.
Does the DRBIIItdisplay LIFTGATE UNLOCK POWER OUTPUT SHORT?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition.
Perform BODY VERIFICATION TEST - VER 1.
2 Disconnect the Body Control Module C3 connector.
Measure the resistance between ground and the Liftgate Release Driver circuit.
Is the resistance below 3.5 ohms?All
Ye s®Go To 3
No®Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
3 Disconnect the Liftgate Ajar Switch connector.
Disconnect the Body Control Module C3 connector.
Measure the resistance between Liftgate Release Driver circuit and ground.
Is the resistance below 100.0 ohms?All
Ye s®Repair the Liftgate Release Driver circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 4
742
POWER DOOR LOCKS/RKE

TEST ACTION APPLICABILITY
4 If there are no possible causes remaining, view repair. All
Repair
Replace the Liftgate Release Motor.
Perform BODY VERIFICATION TEST - VER 1.
743
POWER DOOR LOCKS/RKE
LIFTGATE UNLOCK POWER OUTPUT SHORT ÐContinued