
TEST ACTION APPLICABILITY
3 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 4
No®Repair the Clutch Ground 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 Control 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 C1 connector.
Disconnect the Liftgate Cinch/Release Motor connector.
Measure the resistance of the Liftgate Latch Clutch Driver circuit between the
Sliding Door Control Module C1 connector and the 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 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 PLG
C2 connector to 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 If there are no possible causes remaining, view repair. All
Repair
Replace the Latch Assembly.
Perform BODY VERIFICATION TEST - VER 1.
770
POWER DOORS - LIFTGATE
INCOMPLETE LATCH CINCH - NO CURRENT ÐContinued

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

TEST ACTION APPLICABILITY
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
3 With the DRBIIItin Inputs/Outputs, read the RATCHET SWITCH state.
Open the liftgate to full open position.
Using a screwdriver, click the latch to the second detent while observing the
DRB111t.
Unlatch the latch by pressing the handle switch 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 short.
Did the DRB111tshow the switch state changes correctly every time?All
Ye s®Replace the Power Sliding Door Module.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 4
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 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 7
No®Repair the Ground wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
780
POWER DOORS - LIFTGATE
INCOMPLETE LATCH CINCH - RATCHET SWITCH FAILURE ÐContinued

TEST ACTION APPLICABILITY
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.
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
3 Operate the liftgate from the full open position and put an obstacle in its path to
make it reverse.
Did the liftgate reverse back to the open position?All
Ye s®Go To 4
No®Replace the Power Liftgate Module.
Perform BODY VERIFICATION TEST - VER 1.
4 Disconnect the Power Liftgate Motor 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 5
No®Repair the hall effect ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
5 Disconnect the Power Liftgate Motor connector.
Disconnect the Power Liftgate Module C2 connector.
Measure the resistance of the Liftgate Hall Effect Supply circuit between the Power
Liftgate Motor connector and the Power Liftgate Module C2 connector.
Is the resistance below 5.0 ohms?All
Ye s®Go To 6
No®Repair the Liftgate Hall Effect Supply wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
6 Disconnect the Power Liftgate Motor connector.
Disconnect the Power Liftgate Module C2 connector.
Measure the resistance between ground and the Liftgate Hall Effect Supply circuit.
Is the resistance below 100.0 ohms?All
Ye s®Repair the Liftgate Hall Effect Supply wire for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 7
7 Disconnect the Power Liftgate Motor connector.
Disconnect the Power Liftgate Module C2 connector.
Measure the resistance between the Ground circuit (cavity 20) and the Liftgate Hall
Effect Supply circuit.
Is the resistance below 1000.0 ohms?All
Ye s®Repair the Liftgate Hall Effect Supply wire for a short to the
Ground circuit.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 8
794
POWER DOORS - LIFTGATE
INCOMPLETE POWER CLOSE - MISSING HALL SIGNAL ÐContinued

TEST ACTION APPLICABILITY
3 Turn the ignition off.
Disconnect the Power Liftgate Module C1 connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit.
Wiggle the harness and check for an intermittent open condition.
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.
4 Turn the ignition off.
Disconnect the Power Liftgate Module C1 connector.
Measure the resistance between ground and the Liftgate Close Driver circuit.
Wiggle the harness and check for an intermittent short circuit condition.
Is the resistance below 1000.0 ohms?All
Ye s®Repair the Liftgate Close Driver circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 5
5 Turn the ignition off.
Disconnect the Power Liftgate Module C2 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®Repair the Liftgate Latch Release Driver circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 6
6 Turn the ignition off.
Disconnect the Power Liftgate Module C2 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®Repair the Liftgate Latch Release Driver circuit for a short to the
Ground circuit.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 7
7 Turn the ignition off.
Disconnect the Power Liftgate Module C2 connector.
Measure the resistance between ground and the Liftgate Gear Engage Driver circuit.
Wiggle the harness and check for an intermittent short condition.
Is the resistance below 1000.0 ohms?All
Ye s®Repair the Liftgate Gear Engage Driver circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 8
797
POWER DOORS - LIFTGATE
INCOMPLETE POWER CLOSE - OVER CURRENT ÐContinued

TEST ACTION APPLICABILITY
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
3 Operate the liftgate from the full closed position and put an obstacle in it's path to
make it reverse.
Did the door reverse back to the closed position?All
Ye s®Go To 4
No®Replace the Power Liftgate Module.
Perform BODY VERIFICATION TEST - VER 1.
4 Disconnect the Power Liftgate Motor 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 5
No®Repair the hall effect ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
5 Disconnect the Power Liftgate Motor connector.
Disconnect the Power Liftgate Module C2 connector.
Measure the resistance of the Liftgate Hall Effect Supply circuit between the Power
Liftgate Motor connector and the Power Liftgate Module C2 connector.
Is the resistance below 5.0 ohms?All
Ye s®Go To 6
No®Repair the Liftgate Hall Effect Supply wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
6 Disconnect the Power Liftgate Motor connector.
Disconnect the Power Liftgate Module C2 connector.
Measure the resistance between ground and the Liftgate Hall Effect Supply circuit.
Is the resistance below 100.0 ohms?All
Ye s®Repair the Door Motor Hall Effect Supply wire for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 7
809
POWER DOORS - LIFTGATE
INCOMPLETE POWER OPEN - MISSING HALL SIGNAL ÐContinued

TEST ACTION APPLICABILITY
3 Turn the ignition off.
Disconnect the Power Liftgate Control Module C1 connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit.
Wiggle the harness and check for an intermittent open condition.
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.
4 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 shorted condition.
Is the resistance below 100.0 ohms?All
Ye s®Repair the Liftgate Latch Cinch Driver circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 5
5 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 shorted condition.
Is the resistance below 100.0 ohms?All
Ye s®Repair the Liftgate Latch Cinch Driver circuit for a short to the
Ground circuit.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 6
6 Turn the ignition off.
Disconnect the Power Liftgate Module C2 connector.
Measure the resistance between ground and the Liftgate Gear Engage Driver circuit.
Wiggle the harness and check for an intermittent short to ground condition.
Is the resistance below 100.0 ohms?All
Ye s®Repair the Liftgate Gear Engage Driver circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 7
7 Turn the ignition off.
Disconnect the Power Liftgate Module C1 connector.
Measure the resistance between ground and the Liftgate Open Driver circuit.
Wiggle the harness and check for an intermittent short circuit condition.
Is the resistance below 1000.0 ohms?All
Ye s®Repair the Liftgate Open Driver circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 8
812
POWER DOORS - LIFTGATE
INCOMPLETE POWER OPEN - OVERCURRENT ÐContinued

Symptom:
OUTSIDE LIFTGATE HANDLE INPUT SHORT
When Monitored and Set Condition:
OUTSIDE LIFTGATE HANDLE INPUT SHORT
When Monitored: Whenever the Body Control Module is awake.
Set Condition: When the BCM senses a voltage of less than 1.0 volts on the Liftgate
Handle Switch Sense circuit for longer than 10 seconds this code will set.
POSSIBLE CAUSES
LIFTGATE HANDLE SWITCH SHORTED
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, read DTC's.
Does the DRBIIItdisplay Outside Liftgate Handle Input Short?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 1000.0 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.
822
POWER DOORS - LIFTGATE