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Test Step 2 - Power Liftgate Drive Unit

Fig 1: Power Liftgate Drive Unit

GWWUS74431

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Disconnect the power liftgate drive unit harness connector.
Erase DTCs.
Turn the ignition OFF, wait 10 seconds, then turn the ignition ON.
With the scan tool, check for DTCs.

Does the scan tool display B1958 - Power Liftgate Drive Clutch Control Circuit Low?

Yes

Go to Test Step 3 Test Step 3 - Liftgate Clutch Driver Circuit Short to Ground

No

Replace the power liftgate drive unit. Refer to POWER LIFTGATE DRIVE UNIT .
Perform the Body Verification Test. Refer to BODY VERIFICATION TEST .