CHRYSLER VOYAGER 2001 Service Manual

Symptom:
LEFT CYLINDER LOCK SWITCH INPUT STUCK
When Monitored and Set Condition:
LEFT CYLINDER LOCK 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 - LEFT CYLINDER LOCK SWITCH VOLTAGE INCORRECT
LEFT CYLINDER LOCK SWITCH GROUND OPEN
LEFT 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.
Cycle the ignition switch from ON to OFF.
With the DRBIIIt, read DTC's.
Operate the door lock several times from the Left Cylinder Lock Switch while
monitoring the DRBIIIt.
Does the DRBIIItdisplay LEFT CYL LOCK 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 LEFT 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 Left Cylinder Lock 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.
732
POWER DOOR LOCKS/RKE

TEST ACTION APPLICABILITY
4 Disconnect the Left 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 Left 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.
733
POWER DOOR LOCKS/RKE
LEFT CYLINDER LOCK SWITCH INPUT STUCK ÐContinued

Symptom:
LEFT UNLOCK OUTPUT FAILURE
When Monitored and Set Condition:
LEFT UNLOCK OUTPUT FAILURE
When Monitored: At all times when battery power is supplied to the Body Control
Module.
Set Condition: When the BCM senses a short condition on the left side door unlock
circuits for over 125 milliseconds.
POSSIBLE CAUSES
DTC PRESENT
BODY CONTROL MODULE - LEFT DOOR UNLOCK DRIVER SHORT TO GROUND
LEFT FRONT DOOR UNLOCK DRIVER SHORT TO GROUND
LEFT SLIDING DOOR UNLOCK DRIVER SHORT TO GROUND
LEFT FRONT DOOR LOCK MOTOR - SHORT TO GROUND
LEFT SLIDING DOOR LOCK MOTOR - SHORT TO GROUND
TEST ACTION APPLICABILITY
1 NOTE: When this code is present all unlock outputs are turned off.
With the DRBIIIt, record and erase DTC's.
With the DRBIIIt, read DTC's.
Operate the door locks several times from the Driver Door Lock Switch while
monitoring the DRBIIIt.
Does the DRBIIItdisplay LEFT UNLOCK OUTPUT FAILURE?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 Body Control Module C2 connector.
Measure the resistance between ground and the Left Front Door Unlock Driver
circuit and then the Left Sliding Door Unlock Driver circuit.
Select the appropriate reading.All
Left Front Door Unlock under 1000.0 ohms
Go To 3
Left Sliding Door Unlk under 1000.0 ohms
Go To 4
Neither circuit under 1000.0 ohms.
Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
734
POWER DOOR LOCKS/RKE

TEST ACTION APPLICABILITY
3 Disconnect the Body Control Module C2 connector.
Disconnect the Left Front Door Lock Motor/Ajar Switch connector.
Measure the resistance between ground and the Left Front Door Unlock Driver
circuit.
Is the resistance below 1000.0 ohms?All
Ye s®Repair the Left Front Door Unlock Driver circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Door Lock Motor.
Perform BODY VERIFICATION TEST - VER 1.
4 Disconnect the Body Control Module C2 connector.
Disconnect the Left Sliding Door Lock Motor connector.
Measure the resistance between ground and the Left Sliding Door Unlock Driver
circuit.
Is the resistance below 1000.0 ohms?All
Ye s®Repair the Left Sliding Door Unlock Driver circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Sliding Door Lock Motor (latch assembly).
Perform BODY VERIFICATION TEST - VER 1.
735
POWER DOOR LOCKS/RKE
LEFT UNLOCK OUTPUT FAILURE ÐContinued

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