DTC Detection Logic
WARNING: This page is about a different car, the 2020 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
|
DTC
(On board display)
|
Trouble diagnosis name
|
DTC detecting condition
|
|
U0401
(120)
|
ECM CAN CIR 1
(ECM CAN circuit 1)
|
If ADAS control unit detects an error signal that is received from ECM via CAN communication
|