Page 801 of 4284

TEST ACTION APPLICABILITY
3 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 4
No®Repair the Ground wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
4 Disconnect the Power Liftgate Module C2 connector.
Disconnect the Liftgate Cinch/Release Motor connector.
Measure the resistance of the Liftgate Pawl Switch Sense wire 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 5
No®Repair the Liftgate Pawl Switch Sense 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.
Measure the resistance between ground and the Liftgate Pawl Switch Sense circuit.
Wiggle the harness while observing the ohmmeter.
Is the resistance below 1000.0 ohms?All
Ye s®Repair the Liftgate Pawl Switch Sense wire for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 6
6 If there are no possible causes remaining, view repair. All
Repair
Replace the Pawl Switch (latch assembly).
Perform BODY VERIFICATION TEST - VER 1.
772
POWER DOORS - LIFTGATE
INCOMPLETE LATCH CINCH - NO PAWL TRANSITION ÐContinued
Page 802 of 4284

Symptom:
INCOMPLETE LATCH CINCH - OVERCURRENT
When Monitored and Set Condition:
INCOMPLETE LATCH CINCH - OVERCURRENT
When Monitored: Whenever the power liftgate is performing a cinching operation.
Set Condition: The latch motor stall current of 6.2 amps has been detected, or a time-out
has occurred with no pawl or ratchet failure. This code is set during the power cinching
operation.
POSSIBLE CAUSES
DTC PRESENT
BINDING DOOR
LIFTGATE LATCH CINCH DRIVER WIRE OPEN
LIFTGATE LATCH RELEASE DRIVER OPEN
LIFTGATE LATCH CINCH DRIVER WIRE SHORT TO GROUND
LIFTGATE LATCH CINCH DRIVER WIRE SHORT TO HARNESS GROUND
LIFTGATE LATCH RELEASE DRIVER WIRE SHORT TO GROUND
LIFTGATE LATCH RELEASE DRIVER WIRE SHORT TO HARNESS GROUND
LATCH 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 CINCH - OVERCURRENT?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 or other obstruc-
tions.
Perform BODY VERIFICATION TEST - VER 1.
2 Examine the liftgate for proper alignment, worn or binding hinges, weak liftgate prop
assembly, loose/ hard weatherstrip, and gear teeth on the power liftgate motor
assembly for wear or anything that would cause an obstruction to proper operation.
If necessary manually operate the power liftgate on a known good vehicle and notice
the effort needed to open and close for comparison.
Especially notice the effort needed to unlatch and close the liftgate.
Were there any mechanical problems found?All
Ye s®Refer to Service information for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 3
773
POWER DOORS - LIFTGATE
Page 803 of 4284

TEST ACTION APPLICABILITY
3 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 4
No®Repair the Liftgate Latch Cinch Driver wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
4 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 5
No®Repair the Liftgate Latch Release Driver wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
5 Turn the ignition off.
Disconnect the Power Liftgate Module C2 connector.
Disconnect the Liftgate Cinch/Release Motor connector.
Measure the resistance between ground and the Liftgate Latch Cinch Driver circuit.
Wiggle the harness and check for an intermittent short condition.
Is the resistance below 1000.0 ohms?All
Ye s®Go To 6
No®Repair the Liftgate Latch Cinch Driver wire for a short to ground.
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 between the Ground circuit (cavity 20) and the Liftgate Latch
Cinch Driver circuit.
Wiggle the harness and check for an intermittent short condition.
Is the resistance below 1000.0 ohms?All
Ye s®Go To 7
No®Repair the Liftgate Latch Cinch Driver wire for a short to the
Ground circuit.
Perform BODY VERIFICATION TEST - VER 1.
774
POWER DOORS - LIFTGATE
INCOMPLETE LATCH CINCH - OVERCURRENT ÐContinued
Page 804 of 4284

TEST ACTION APPLICABILITY
7 Turn the ignition off.
Disconnect the Power Liftgate Module C2 connector.
Disconnect the Liftgate Cinch/Release Motor connector.
Measure the resistance between ground and the Liftgate Latch Release Driver
circuit.
Wiggle the harness and check for an intermittent short condition.
Is the resistance below 1000.0 ohms?All
Ye s®Go To 8
No®Repair the Liftgate Latch Release Driver wire for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
8 Turn the ignition off.
Disconnect the Power Liftgate Module C2 connector.
Disconnect the Liftgate Cinch/Release Motor connector.
Measure the resistance between the Ground circuit (cavity 20) and the Liftgate Latch
Release Driver circuit.
Wiggle the harness and check for an intermittent short condition.
Is the resistance below 1000.0 ohms?All
Ye s®Go To 9
No®Repair the Liftgate Latch Release Driver wire for a short to the
Ground circuit.
Perform BODY VERIFICATION TEST - VER 1.
9 If there are no possible causes remaining, view repair. All
Repair
Replace the Latch Assembly.
Perform BODY VERIFICATION TEST - VER 1.
775
POWER DOORS - LIFTGATE
INCOMPLETE LATCH CINCH - OVERCURRENT ÐContinued
Page 805 of 4284

Symptom:
INCOMPLETE LATCH CINCH - PAWL SWITCH FAILURE
When Monitored and Set Condition:
INCOMPLETE LATCH CINCH - PAWL SWITCH FAILURE
When Monitored: During the liftgate close operation.
Set Condition: The cinch operation was not completed in 4 seconds. The ratchet switch
was detected as open, but the pawl switch did not change to open.
POSSIBLE CAUSES
DTC PRESENT
BINDING LIFTGATE
CLUTCH GROUND OPEN
LIFTGATE LATCH CLUTCH DRIVER WIRE OPEN
PAWL SWITCH SENSE WIRE SHORT TO GROUND
PAWL SWITCH SENSE WIRE SHORT TO HARNESS GROUND
POWER LIFTGATE MODULE - PAWL SWITCH SENSE
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 CINCH - PAWL SWITCH FAIL-
URE?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, lose/hard or torn seals, latch
striker 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.
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
776
POWER DOORS - LIFTGATE
Page 806 of 4284

TEST ACTION APPLICABILITY
3 With the DRBIIItin Inputs/Outputs, read the PAWL SWITCH 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 pulling the handle switch and observe the DRB111tfor a state
change.
Repeat this step several times while moving the door 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®Go To 4
No®Go To 7
4 Turn the ignition off.
Disconnect the Liftgate Cinch/Release Motor connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit (cavity 4).
Wiggle the harness and check for an intermittent open condition.
Does the test light illuminate brightly?All
Ye s®Go To 5
No®Repair the Clutch Ground wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
5 Turn the ignition off.
Disconnect the Power Liftgate Module C1 connector.
Disconnect the Liftgate Cinch/Release Motor connector.
Measure the resistance of the Liftgate Latch Clutch Driver circuit between the Power
Liftgate Module C1 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 6
No®Repair the Liftgate Latch Clutch Driver wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
6 If there are no possible causes remaining, view repair. All
Repair
Replace the Power Liftgate Module.
Perform BODY VERIFICATION TEST - VER 1.
7 Disconnect the Power Liftgate Module C2 connector.
Disconnect the Liftgate Cinch/Release Motor connector.
Measure the resistance between ground and the Liftgate Pawl Switch Sense circuit.
Wiggle the harness while observing the ohmmeter.
Is the resistance below 1000.0 ohms?All
Ye s®Repair the Liftgate Pawl Switch Sense wire for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 8
777
POWER DOORS - LIFTGATE
INCOMPLETE LATCH CINCH - PAWL SWITCH FAILURE ÐContinued
Page 807 of 4284
TEST ACTION APPLICABILITY
8 Disconnect the Power Liftgate Module C2 connector.
Disconnect the Liftgate Cinch/Release Motor connector.
Measure the resistance between the Ground circuit (cavity 20) and the Liftgate Pawl
Switch Sense circuit.
Wiggle the harness while observing the ohmmeter.
Is the resistance below 1000.0 ohms?All
Ye s®Repair the Liftgate Pawl Switch Sense wire for a short to the
Ground circuit.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 9
9 If there are no possible causes remaining, view repair. All
Repair
Replace the Pawl Switch (latch assembly).
Perform BODY VERIFICATION TEST - VER 1.
778
POWER DOORS - LIFTGATE
INCOMPLETE LATCH CINCH - PAWL SWITCH FAILURE ÐContinued
Page 808 of 4284

Symptom:
INCOMPLETE LATCH CINCH - RATCHET SWITCH FAILURE
When Monitored and Set Condition:
INCOMPLETE LATCH CINCH - RATCHET SWITCH FAILURE
When Monitored: Whenever the power liftgate is operating in the closing direction.
Set Condition: The cinch operation was not completed in 4 seconds. The pawl switch was
detected open but the ratchet switch remained closed. This code will set only in the cinch
operation after a 4 second time out.
POSSIBLE CAUSES
DTC PRESENT
BINDING LIFTGATE
RATCHET CIRCUIT
CLUTCH GROUND OPEN
LIFTGATE LATCH CLUTCH DRIVER WIRE OPEN
GROUND WIRE OPEN
LIFTGATE AJAR SWITCH SENSE WIRE OPEN
LIFTGATE AJAR SWITCH SENSE WIRE SHORT TO GROUND
LIFTGATE AJAR SWITCH SENSE WIRE SHORT TO HARNESS GROUND
RATCHET 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 CINCH - 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
liftgate several times and check for any binding or other obstruc-
tions.
Perform BODY VERIFICATION TEST - VER 1.
779
POWER DOORS - LIFTGATE