Normal Operation

WARNING: This page is about a different car, the 2014 Lincoln MKX and 2014 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.

During an Liftgate/Trunk Module (LTM) self-test, the LTM monitors the time it takes for the power liftgate to open and close.

DTC B2935 (Drive Unit Failure) - an on-demand DTC that sets when the time to complete a LTM Self-Test cycle (power open and power close to fully latched position) exceeds 20 seconds.

This pinpoint test is intended to diagnose the following:

Mechanical binding
Power liftgate latch
Power liftgate motor