ignition CHRYSLER VOYAGER 2001 Service Manual

Symptom:
LOSS OF FCM MESSAGES
When Monitored and Set Condition:
LOSS OF FCM MESSAGES
When Monitored: Whenever the ignition is in the RUN position.
Set Condition: If the PLG Module does not receive a temperature message from the Front
Control Module for over 5 seconds, this code will set.
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE FRONT CONTROL MODULE
POWER LIFTGATE MODULE - LOSS OF FCM MESSAGES
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, enter Body then Front Control Module.
Was the DRBIIItable to I/D or communicate with the FCM?All
Ye s®Go To 2
No®Refer to the Communication category for the related symptom(S).
2 With the DRBIIIt, erase DTC's.
Cycle the ignition switch from off to on and wait approximately 1 minute.
With the DRBIIIt, read DTC's.
Did this DTC reset?All
Ye s®Replace the Power Liftgate Module.
Perform BODY VERIFICATION TEST - VER 1.
No®Test Complete.
820
POWER DOORS - LIFTGATE

Symptom:
LOSS OF SBEC MESSAGES
When Monitored and Set Condition:
LOSS OF SBEC MESSAGES
When Monitored: Whenever the ignition is in the RUN position.
Set Condition: If the PLG Module does not receive a speed message from the Powertrain
Control Module for over 5 seconds, this code will set.
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE POWERTRAIN CONTROL MODULE
POWER LIFTGATE MODULE - LOSS OF SBEC MESSAGES
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, select Engine.
Was the DRBIIItable to I/D or communicate with the Powertrain Control Module?All
Ye s®Go To 2
No®Refer to the Communication category for the related symptom(S).
2 With the DRBIIIt, erase DTC's.
Cycle the ignition switch from off to on and wait approximately 1 minute.
With the DRBIIIt, read DTC's.
Did this DTC reset?All
Ye s®Replace the Power Liftgate Module.
Perform BODY VERIFICATION TEST - VER 1.
No®Test Complete.
821
POWER DOORS - LIFTGATE

Symptom:
OUTSIDE LIFTGATE HANDLE INPUT STUCK
When Monitored and Set Condition:
OUTSIDE LIFTGATE HANDLE INPUT STUCK
When Monitored: Whenever the Body Control Module is awake.
Set Condition: When the BCM senses a liftgate handle input on the Liftgate Handle
Switch Sense circuit for longer than 10 seconds this code will set.
POSSIBLE CAUSES
LIFTGATE HANDLE SWITCH STUCK
LIFTGATE HANDLE SWITCH SENSE CIRCUIT SHORT TO GROUND
BODY CONTROL MODULE - LIFTGATE HANDLE SWITCH SHORT TO GROUND
TEST ACTION APPLICABILITY
1 Disconnect the License Lamp connector (light bar).
With the DRBIIIt, erase DTCs.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Wait 10 seconds.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay Outside Liftgate Handle Input Stuck?All
Ye s®Go To 2
No®Replace the Liftgate Handle Switch.
Perform BODY VERIFICATION TEST - VER 1.
2 Disconnect the License Lamp connector.
Disconnect the Body Control Module C2 connector.
Measure the resistance between ground and the Liftgate Handle Switch Sense
circuit.
Is the resistance below 10000.0 ohms?All
Ye s®Repair the Liftgate Handle Switch Sense circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 3
3 If there are no possible causes remaining, view repair. All
Repair
Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
823
POWER DOORS - LIFTGATE

Symptom:
OVERHEAD LIFTGATE SWITCH INPUT STUCK
When Monitored and Set Condition:
OVERHEAD LIFTGATE SWITCH INPUT STUCK
When Monitored: Whenever the BCM is awake.
Set Condition: When the BCM senses a overhead liftgate switch input for over 10
seconds, this code will set.
POSSIBLE CAUSES
DTC PRESENT
OVERHEAD LIFTGATE SWITCH SHORTED
LIFTGATE SWITCH MUX WIRE SHORT TO GROUND
BODY CONTROL MODULE - OVERHEAD LIFTGATE SWITCH MUX SHORTED
TEST ACTION APPLICABILITY
1 With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the Liftgate from the Overhead Console Switch.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay OVERHEAD LIFTGATE SWITCH INPUT STUCK?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 With the DRBIIIt, erase DTCs.
Disconnect the Overhead Console Switch connector.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Wait 10 seconds.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay OVERHEAD LIFTGATE SWITCH INPUT STUCK?All
No®Replace the Power Sliding Door Button Module.
Perform BODY VERIFICATION TEST - VER 1.
Ye s®Go To 3
3 Disconnect the Body Control Module C2 connector.
Disconnect the Overhead Console Switch connector.
Measure the resistance of the Liftgate Switch Mux circuit to ground.
Is the resistance below 4000.0 ohms?All
Ye s®Repair the Liftgate Switch Mux wire for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
824
POWER DOORS - LIFTGATE

Symptom:
OVERHEAD LIFTGATE/LOCKOUT SWITCHES OPEN
When Monitored and Set Condition:
OVERHEAD LIFTGATE/LOCKOUT SWITCHES OPEN
When Monitored: Whenever the BCM is awake.
Set Condition: When the BCM senses a overhead liftgate switch input that is greater
than 4.8 volts for over 10 seconds, this code will set.
POSSIBLE CAUSES
DTC PRESENT
SLIDING DOORS OVERHEAD SWITCH MUX CIRCUIT SHORT TO VOLTAGE
LIFTGATE SWITCH MUX WIRE OPEN
BODY CONTROL MODULE - OVERHEAD SWITCH OPEN
OVERHEAD SWITCH OPEN
TEST ACTION APPLICABILITY
1 With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the power sliding door from the Overhead Console Switch.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay OVERHEAD LIFTGATE/LOCKOUT SWITCHES OPEN?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 voltage of the Sliding Doors Overhead Switch Mux circuit to ground.
Is there any voltage present?All
Ye s®Repair the Sliding Doors Overhead Switch Mux circuit for a short
to voltage.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 3
3 Disconnect the Body Control Module C2 connector.
Measure the resistance between ground and the Liftgate Switch Mux circuit.
Is the resistance below 25000.0 ohms?All
Ye s®Go To 4
No®Go To 5
4 If there are no possible causes remaining, view repair. All
Repair
Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
825
POWER DOORS - LIFTGATE

Symptom:
OVERHEAD LIFTGATE/LOCKOUT SWITCHES SHORT
When Monitored and Set Condition:
OVERHEAD LIFTGATE/LOCKOUT SWITCHES SHORT
When Monitored: Whenever the BCM is awake.
Set Condition: When the BCM senses a overhead liftgate switch input that drops to below
0.24 volts for over 10 seconds, this code will set.
POSSIBLE CAUSES
DTC PRESENT
OVERHEAD LIFTGATE SWITCH SHORTED
LIFTGATE SWITCH MUX WIRE SHORT TO GROUND
BODY CONTROL MODULE - OVERHEAD LIFTGATE SWITCH MUX SHORTED
TEST ACTION APPLICABILITY
1 With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the Liftgate from the Overhead Console Switch.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay OVERHEAD SWITCH #1 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 With the DRBIIIt, erase DTCs.
Disconnect the Overhead Console Switch connector.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Wait 10 seconds.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay OVERHEAD SWITCH #1 SHORT?All
No®Replace the Power Sliding Door Button Module.
Perform BODY VERIFICATION TEST - VER 1.
Ye s®Go To 3
3 Disconnect the Body Control Module C2 connector.
Disconnect the Overhead Console Switch connector.
Measure the resistance of the Liftgate Switch Mux circuit to ground.
Is the resistance below 500.0 ohms?All
Ye s®Repair the Liftgate Switch Mux wire for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
827
POWER DOORS - LIFTGATE

Symptom:
PINCH SENSOR CIRCUIT OPEN
When Monitored and Set Condition:
PINCH SENSOR CIRCUIT OPEN
When Monitored: Whenever the Power Liftgate is operating.
Set Condition: The power liftgate module has detected the pinch sensor circuit voltage is
above 4.6 volts.
POSSIBLE CAUSES
DTC PRESENT
POWER LIFTGATE MODULE - PINCH SENSOR OPEN
RIGHT PINCH SENSOR SIGNAL WIRE OPEN
PINCH SENSOR GROUND OPEN
RIGHT PINCH SENSOR OPEN
LEFT PINCH SENSOR OPEN
RIGHT PINCH SENSOR SIGNAL WIRE OPEN
TEST ACTION APPLICABILITY
1 With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the liftgate several times.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay PINCH SENSOR CIRCUIT OPEN?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 Power Liftgate Module C2 connector.
Measure the resistance of the Pinch Sensor Signal circuit between the Pinch Sensor
Signal and the Ground circuit (cavity 20) in the C2 connector.
Is the resistance below 22000.0 ohms?All
No®Go To 3
Ye s®Replace the Power Liftgate Module.
Perform BODY VERIFICATION TEST - VER 1.
828
POWER DOORS - LIFTGATE

Symptom:
PINCH SENSOR SIGNAL CIRCUIT SHORT TO GROUND
When Monitored and Set Condition:
PINCH SENSOR SIGNAL CIRCUIT SHORT TO GROUND
When Monitored: Whenever the Power Liftgate is operating.
Set Condition: The power liftgate module has detected the pinch sensor circuit voltage is
shorted to ground.
POSSIBLE CAUSES
DTC PRESENT
PINCH SENSOR SIGNAL CIRCUIT SHORT TO GROUND CIRCUIT
POWER LIFTGATE MODULE - SHORT TO GROUND
RIGHT PINCH SENSOR - SHORT TO GROUND
RIGHT PINCH SENSOR SIGNAL WIRE - SHORT TO GROUND
LEFT PINCH SENSOR - SHORT TO GROUND
RIGHT PINCH SENSOR SIGNAL WIRE SHORT TO GROUND
TEST ACTION APPLICABILITY
1 With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the liftgate several times.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay PINCH SENSOR CIRCUIT SHORT TO GROUND?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 Power Liftgate Module C2 connector.
Measure the resistance of the Pinch Sensor Signal circuit between the Pinch Sensor
Signal and the Ground circuits in the C2 connector.
Is the resistance below 20.0 ohms?All
Ye s®Repair the Pinch Sensor Signal circuit for a short to the Ground
circuit.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 3
3 Disconnect the Power Liftgate Module C2 connector.
Measure the resistance between ground and the Pinch Sensor Signal circuit.
Is the resistance below 100.0 ohms?All
Ye s®Go To 4
No®Replace the Power Liftgate Module.
Perform BODY VERIFICATION TEST - VER 1.
831
POWER DOORS - LIFTGATE

Symptom:
AMBIENT TEMPERATURE SENSOR CIRCUIT OPEN
When Monitored and Set Condition:
AMBIENT TEMPERATURE SENSOR CIRCUIT OPEN
When Monitored: Anytime the Power Sliding Door Module is awake.
Set Condition: If the Power Sliding Door Modules internal thermistor becomes open, this
code will set.
POSSIBLE CAUSES
DTC PRESENT
POWER SLIDING DOOR MODULE
TEST ACTION APPLICABILITY
1 With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the power sliding door several times from stop to stop if possible.
With the DRBIIIt, read ACTIVE DTCs.
Does the DRBIIItdisplay AMBIENT TEMPERATURE SENSOR CIRCUIT HIGH?All
Ye s®Replace the Power Sliding Door Module.
Perform BODY VERIFICATION TEST - VER 1.
No®No problem found at this time.
Perform BODY VERIFICATION TEST - VER 1.
834
POWER DOORS - SLIDING

Symptom:
AMBIENT TEMPERATURE SENSOR CIRCUIT SHORT TO GROUND
When Monitored and Set Condition:
AMBIENT TEMPERATURE SENSOR CIRCUIT SHORT TO GROUND
When Monitored: Anytime the Power Sliding Door Module is awake.
Set Condition: If the Power Sliding Door Modules internal thermistor is shorted, this
code will set.
POSSIBLE CAUSES
DTC PRESENT
POWER SLIDING DOOR MODULE
TEST ACTION APPLICABILITY
1 With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the power sliding door several times from stop to stop if possible.
With the DRBIIIt, read ACTIVE DTCs.
Does the DRBIIItdisplay AMBIENT TEMPERATURE SENSOR CIRCUIT LOW?All
Ye s®Replace the Power Sliding Door Module.
Perform BODY VERIFICATION TEST - VER 1.
No®No problem found at this time.
Perform BODY VERIFICATION TEST - VER 1.
835
POWER DOORS - SLIDING