TEST
ACTION
APPLICABILITY
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
Yes
→ Repair the Liftgate Open Driver circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 8
8
Turn the ignition off.
Disconnect the Power Liftgate Module C2 connector.
Measure the resistance between the Ground circuit 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
Yes
→ Repair the Liftgate Gear Engage Driver circuit for a short to the
Ground circuit.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 9
9
Ensure all connections to the module and liftgate motor are connected at this time.
Operate the Power Liftgate in both directions if possible.
Does the motor start to lift the liftgate but is very slow and labors extensively?
All
Yes
→ Replace the Power Liftgate Motor assembly.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Power Liftgate Module
Perform BODY VERIFICATION TEST - VER 1.
839
POWER DOORS - LIFTGATE
INCOMPLETE POWER OPEN - OVERCURRENT —
Continued