Hint:

Initialization
Terminals of ecuCustomizing the startup and screen off images (if equipped)
An image can be copied from a usb memory and used as the startup
and screen off images.
When the engine switch is in the “acc� or “on� position (vehicles
without a smart key system) or accessory or ignition on mode
(vehicles with a smart key system), the initial screen will be displaye ...
Lumbar support adjuster assembly
Inspection
Inspect lumbar support adjuster assembl
Check operation of the lumbar support adjuster.
Check if the lumbar support adjuster moves
smoothly when the battery is connected to the
lumbar support adjuster motor connector
terminals.
Ok
If the result is not as spec ...
Ecm power source circuit
Description
When the ignition switch is turned on, the battery voltage is applied to the
igsw of the ecm. The output
signal from the mrel terminal of the ecm causes a current to flow to the coil,
closing the contacts of the
integration relay (efi main relay) and supplying power to either term ...