CHRYSLER VOYAGER 2001 Service Manual

Symptom:
INCOMPLETE LATCH RELEASE - NO CURRENT
When Monitored and Set Condition:
INCOMPLETE LATCH RELEASE - NO CURRENT
When Monitored: Whenever the power liftgate module is awake and performing a power
operation.
Set Condition: When the release operation was not completed in 4 seconds and current
did not build up to the stall level, this code will set.
POSSIBLE CAUSES
DTC PRESENT
LIFTGATE LATCH CINCH/RELEASE DRIVER CIRCUIT SHORT TO GROUND
LIFTGATE LATCH CINCH/RELEASE DRIVER CIRCUIT SHORT TO HARNESS GROUND
LATCH CINCH DRIVER WIRE OPEN
LATCH RELEASE DRIVER WIRE OPEN
LATCH ASSEMBLY
POWER LIFTGATE MODULE
TEST ACTION APPLICABILITY
1NOTE: This DTC will only set during the release operation after the 4
second time out. This may make it difficult to reproduce.
NOTE: This code can also be set during a repetitive release and may be a
normal occurrence.
With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the power liftgate several times if possible.
With the DRBIIIt, read ACTIVE DTCs.
Does the DRBIIItdisplay INCOMPLETE LATCH RELEASE - NO CURRENT?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition. Operate the
door several times and check for any binding or other obstruc-
tions.
Perform BODY VERIFICATION TEST - VER 1.
2 Turn the ignition off.
Disconnect the Power Liftgate Control Module C2 connector.
Measure the resistance between the Liftgate Latch Cinch Driver circuit and the
Liftgate Latch Release Driver circuit.
Wiggle the harness and check for an intermittent open condition.
Is the resistance below 2.0 ohms?All
Ye s®Go To 3
No®Go To 6
782
POWER DOORS - LIFTGATE

TEST ACTION APPLICABILITY
3 Turn the ignition off.
Disconnect the Power Liftgate Module C2 connector.
Measure the resistance between ground and the Liftgate Latch Cinch Driver circuit.
Wiggle the harness and check for an intermittent open condition.
Is the resistance below 100.0 ohms?All
Ye s®Repair the Liftgate Latch Cinch/Release Driver circuit for a short
to ground. This could be the Latch Cinch Driver wire or the Latch
Release Driver wire or the motor itself.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 4
4 Turn the ignition off.
Disconnect the Power Liftgate Module C2 connector.
Measure the resistance between the Ground circuit and the Liftgate Latch Cinch
Driver circuit.
Wiggle the harness and check for an intermittent open condition.
Is the resistance below 1000.0 ohms?All
Ye s®Repair the Liftgate Latch Cinch/Release Driver circuit for a short
to the Ground circuit This could be the Latch Cinch Driver wire or
the Latch Release Driver wire or the motor itself.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 5
5 If there are no possible causes remaining, view repair. All
Repair
Replace the Power Liftgate Module.
Perform BODY VERIFICATION TEST - VER 1.
6 Turn the ignition off.
Disconnect the Power Liftgate Module C2 connector.
Disconnect the Liftgate Cinch/Release Motor connector.
Measure the resistance of the Liftgate Latch Cinch Driver circuit between the Power
Liftgate Module C2 connector and the Liftgate Cinch/Release Motor connector.
Wiggle the harness and check for an intermittent open condition.
Is the resistance below 5.0 ohms?All
Ye s®Go To 7
No®Repair the Liftgate Latch Cinch Driver wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
7 Turn the ignition off.
Disconnect the Power Liftgate Module C2 connector.
Disconnect the Liftgate Cinch/Release Motor connector.
Measure the resistance of the Liftgate Latch Release Driver circuit between the
Power Liftgate Module C2 connector and the Liftgate Cinch/Release Motor connector.
Wiggle the harness and check for an intermittent open condition.
Is the resistance below 5.0 ohms?All
Ye s®Go To 8
No®Repair the Liftgate Latch Release Driver wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
783
POWER DOORS - LIFTGATE
INCOMPLETE LATCH RELEASE - NO CURRENT ÐContinued

TEST ACTION APPLICABILITY
8 If there are no possible causes remaining, view repair. All
Repair
Replace the Latch Assembly.
Perform BODY VERIFICATION TEST - VER 1.
784
POWER DOORS - LIFTGATE
INCOMPLETE LATCH RELEASE - NO CURRENT ÐContinued

Symptom:
INCOMPLETE LATCH RELEASE - RATCHET SWITCH FAILURE
When Monitored and Set Condition:
INCOMPLETE LATCH RELEASE - RATCHET SWITCH FAILURE
When Monitored: Whenever the power liftgate is performing a release operation.
Set Condition: The release operation was not completed in 4 seconds or a stall condition
was detected in the release operation. The pawl switch was grounded but the ratchet
switch remained open. This code will set only in the release operation.
POSSIBLE CAUSES
DTC PRESENT
BINDING DOOR
POWER LIFTGATE MODULE - RATCHET CIRCUIT
GROUND WIRE OPEN
LIFTGATE AJAR SWITCH SENSE WIRE OPEN
RATCHET SWITCH
TEST ACTION APPLICABILITY
1NOTE: This DTC will only set during the releasing operation after the 4
second time out. This may make it difficult to reproduce.
With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the power liftgate several times if possible.
With the DRBIIIt, read ACTIVE DTCs.
Does the DRBIIItdisplay INCOMPLETE LATCH RELEASE - RATCHET SWITCH
FAILURE?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition. Operate the
door several times and check for any binding or other obstruc-
tions.
Perform BODY VERIFICATION TEST - VER 1.
2 Examine the liftgate for proper fit and alignment, loose/ hard or torn seals, worn
teeth on the gears or anything that would cause an obstruction to proper operation.
Manually operate the liftgate of a known good vehicle and notice the effort needed to
open and close.
Compare the effort needed on the disabled liftgate.
Especially notice the effort needed to unlatch and close the liftgate.
Does it take more effort to operate the liftgate than it should?All
Ye s®Refer to Service information for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 3
785
POWER DOORS - LIFTGATE

TEST ACTION APPLICABILITY
3 With the DRBIIItin Inputs/Outputs, read the RATCHET state.
Open the liftgate to full open position.
Using a screwdriver, click the latch to the second detent while observing the
DRBIIIt.
Unlatch the latch by pressing the handle switch or using the key and observe the
DRBIIItfor a state change.
Repeat this step several times while moving the liftgate in different positions and
wiggling the wiring harness to check for an intermittent short.
Did the DRB111tshow the switch state changes correctly every time?All
Ye s®Replace the Power Liftgate Module.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 4
4 Disconnect the Power Liftgate C2 connector.
Disconnect the Liftgate Cinch/Release Motor connector.
Measure the resistance of the Ground wire between the PLG C2 connector (cavity 20)
and the Liftgate Cinch/Release Motor connector (cavity 1).
Wiggle the harness while observing the ohmmeter.
Is the resistance below 5.0 ohms?All
Ye s®Go To 5
No®Repair the Ground wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
5 Disconnect the Power Liftgate Module C2 connector.
Disconnect the Liftgate Cinch/Release Motor connector (latch assembly).
Measure the resistance of the Liftgate Ajar Switch Sense wire between the PLG C2
connector and the Liftgate Cinch/Release Motor connector.
Wiggle the harness and move the liftgate in different positions while observing the
ohmmeter.
Is the resistance below 5.0 ohms?All
Ye s®Go To 6
No®Repair the Liftgate Ajar Switch Sense wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
6 If there are no possible causes remaining, view repair. All
Repair
Replace the Ratchet Switch (latch assembly).
Perform BODY VERIFICATION TEST - VER 1.
786
POWER DOORS - LIFTGATE
INCOMPLETE LATCH RELEASE - RATCHET SWITCH FAILURE Ð
Continued

Symptom:
INCOMPLETE LATCH RELEASE- OVERCURRENT
When Monitored and Set Condition:
INCOMPLETE LATCH RELEASE- OVERCURRENT
When Monitored: Whenever the power liftgate is operating.
Set Condition: The latch motor stall current of 6.2 amps was detected during a release.
The main causes of this code setting is some type of blockage during the release. This code
is set during the power releasing operation.
POSSIBLE CAUSES
DTC PRESENT
BINDING LIFTGATE
LATCH ASSEMBLY
TEST ACTION APPLICABILITY
1NOTE: This DTC can be set if a redundant release command is sent during
a cinching operation. In that case it would not signify a failure of any
components.
With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the power liftgate several times if possible.
With the DRBIIIt, read ACTIVE DTCs.
Does the DRBIIItdisplay INCOMPLETE LATCH RELEASE - OVER CURRENT?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition. Operate the
door several times and check for any binding or other obstruc-
tions.
Perform BODY VERIFICATION TEST - VER 1.
2 Examine the liftgate for proper fit and alignment, loose/hard or torn seals, struts or
anything that would cause an obstruction to proper operation.
Manually operate the liftgate of a known good vehicle and notice the effort needed to
open and close.
Compare the effort needed on the disabled liftgate.
Especially notice the effort needed to unlatch and close the liftgate.
Does it take more effort to operate the liftgate than it should?All
Ye s®Refer to Service information for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Latch Assembly.
Perform BODY VERIFICATION TEST - VER 1.
787
POWER DOORS - LIFTGATE

Symptom:
INCOMPLETE LATCH RELEASE- PAWL SWITCH FAILURE
When Monitored and Set Condition:
INCOMPLETE LATCH RELEASE- PAWL SWITCH FAILURE
When Monitored: Whenever the power liftgate is operating in an opening direction.
Set Condition: The release operation was not completed in 4 seconds or the release
operation has detected a stall condition. The ratchet switch was detected as grounded but
the pawl remained open. This code is set during the power releasing operation from a fully
closed liftgate.
POSSIBLE CAUSES
DTC PRESENT
BINDING DOOR
POWER LIFTGATE MODULE - PAWL CIRCUIT
GROUND WIRE OPEN
PAWL SWITCH SENSE WIRE OPEN
PAWL SWITCH
TEST ACTION APPLICABILITY
1NOTE: This DTC will only set during the cinching operation after the 4
second time out. This may make it difficult to reproduce.
With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the power liftgate several times if possible.
With the DRBIIIt, read ACTIVE DTCs.
Does the DRBIIItdisplay INCOMPLETE LATCH RELEASE - PAWL SWITCH
FAILURE?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition. Operate the
door several times and check for any binding or other obstruc-
tions.
Perform BODY VERIFICATION TEST - VER 1.
2 Examine the liftgate for proper fit and alignment, loose/ hard or torn seals, worn
teeth on the gears or anything that would cause an obstruction to proper operation.
Manually operate the liftgate of a known good vehicle and notice the effort needed to
open and close.
Compare the effort needed on the disabled liftgate.
Especially notice the effort needed to unlatch and close the liftgate.
Does it take more effort to operate the liftgate than it should?All
Ye s®Refer to Service information for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 3
788
POWER DOORS - LIFTGATE

TEST ACTION APPLICABILITY
3 With the DRBIIItin Inputs/Outputs, read the PAWL state.
Open the liftgate to full open position.
Using a screwdriver, click the latch to the first detent while observing the DRB111t.
Unlatch the latch by pressing the handle switch or using the key and observe the
DRB111tfor a state change.
Repeat this step several times while moving the liftgate in different positions and
wiggling the wiring harness to check for an intermittent open..
Did the DRB111tshow the switch state changes correctly every time?All
Ye s®Replace the Power Liftgate Module.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 4
4 Disconnect the Power Liftgate C2 connector.
Disconnect the Liftgate Cinch/Release Motor connector.
Measure the resistance of the Ground wire between the PLG C2 connector (cavity 20)
and the Liftgate Cinch/Release Motor connector (cavity 1).
Wiggle the harness while observing the ohmmeter.
Is the resistance below 5.0 ohms?All
Ye s®Go To 5
No®Repair the Ground wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
5 Disconnect the Sliding Door Control Module C2 connector.
Disconnect the Liftgate Cinch/Release Motor connector (latch assembly).
Measure the resistance of the Liftgate Pawl Switch Sense circuit between the PLG
C2 connector and the Liftgate Cinch/Release Motor connector.
Wiggle the harness while observing the ohmmeter.
Is the resistance below 5.0 ohms?All
Ye s®Go To 6
No®Repair the Liftgate Pawl Switch Sense wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
6 If there are no possible causes remaining, view repair. All
Repair
Replace the Liftgate Pawl Switch (latch assembly).
Perform BODY VERIFICATION TEST - VER 1.
789
POWER DOORS - LIFTGATE
INCOMPLETE LATCH RELEASE- PAWL SWITCH FAILURE ÐContinued

Symptom:
INCOMPLETE LATCH RELEASE- SECTOR GEAR RETURN FAIL-
URE
When Monitored and Set Condition:
INCOMPLETE LATCH RELEASE- SECTOR GEAR RETURN FAILURE
When Monitored: Whenever the power liftgate is operating.
Set Condition: If the cinch release motor takes longer than 700 ms to perform a release
operation this code will set. The main causes of this code setting is some type of sticking
situation preventing the sector gear in the cinch release motor assembly to return to its
neutral position.
POSSIBLE CAUSES
DTC PRESENT
BINDING LIFTGATE
LIFTGATE CINCH RELEASE MOTOR ASSEMBLY
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 liftgate several times if possible.
With the DRBIIIt, read ACTIVE DTCs.
Does the DRBIIItdisplay INCOMPLETE LATCH RELEASE - SECTOR GEAR
RETURN FAILURE?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition. Operate the
door several times and check for any binding or other obstruc-
tions.
Perform BODY VERIFICATION TEST - VER 1.
2 Examine the liftgate for proper fit and alignment, loose/hard or torn seals, struts or
anything that would cause an obstruction to proper operation.
Manually operate the liftgate of a known good vehicle and notice the effort needed to
open and close.
Compare the effort needed on the disabled liftgate.
Especially notice the effort needed to unlatch and close the liftgate.
Does it take more effort to operate the liftgate than it should?All
Ye s®Refer to Service information for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Liftgate Cinch Release Motor Assembly..
Perform BODY VERIFICATION TEST - VER 1.
790
POWER DOORS - LIFTGATE

Symptom:
INCOMPLETE POWER CLOSE - FULL OPEN SWITCH FAILURE
When Monitored and Set Condition:
INCOMPLETE POWER CLOSE - FULL OPEN SWITCH FAILURE
When Monitored: Whenever the power liftgate is closing.
Set Condition: The Full Open Switch was detected as closed before 200 hall effect pulses
were counted since the start of the close operation. May be triggered by an intermittent full
open switch failure, or non gear engagement
POSSIBLE CAUSES
DTC PRESENT
OBSTRUCTION OR STICKING FULL OPEN SWITCH
FULL OPEN SWITCH SHORT TO GROUND
POWER LIFTGATE MOTOR ASSEMBLY - FULL OPEN SWITCH
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 liftgate several times if possible.
With the DRBIIIt, read ACTIVE DTCs.
Does the DRBIIItdisplay INCOMPLETE POWER CLOSE - FULL OPEN SWITCH
FAILURE?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition. Operate the
liftgate several times and check for any binding cables or other
obstructions.
Perform BODY VERIFICATION TEST - VER 1.
2 Examine the liftgate for proper fit and alignment, foreign material in the drive unit
or anything that would cause an obstruction to proper operation of the Full Open
Switch.
With the DRBIIItin Inputs/Outputs, read the FULL OPEN SWITCH state.
Manually operate the liftgate while monitoring the DRBIIIt.
Does the switch status change smoothly as the liftgate is pulled down from the full
open position.All
Ye s®Go To 3
No®Refer to Service information for the related symptom(S).
Perform BODY VERIFICATION TEST - VER 1.
791
POWER DOORS - LIFTGATE