Conditions for Setting the DTC
WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
C0407 01
When voltage for motor phase U, V, and W is above 1.0 V.
C0407 02
When voltage for motor phase U, V, and W is below 7.0 V.
C0407 04
When voltage for motor phase U, V, and W is below 7.0 V.
C0407 0B
The bridge driver circuit detects shunt voltage above 0.16 V.
C0407 61
The rear differential clutch control module determines the differential clutch pump is stuck.
C0407 64
The rear differential clutch control module determines the differential clutch pump is slipping.