
This system is controlled by the main body ecu. The main body ecu outputs signals to each door lock motor.
The door lock control system in the vehicle has the following functions:

Parts location
How to proceed with troubleshootingIntegration relay
On-vehicle inspection
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt pretensioner activation.
Inspect integration relay
Notice:
The efi relay ...
Mil circuit
Description
The mil (malfunction indicator lamp) is used to indicate vehicle malfunction
detections by the ecm.
When the ignition switch is turned on, power is supplied to the mil circuit, and
the ecm provides the
circuit ground which illuminates the mil.
The mil operation can be checked ...
If your vehicle overheats
The following may indicate
that your vehicle is overheating.
The engine coolant temperature
gauge shows the red zone or a
loss of engine power is
experienced. (For example,
the vehicle speed does not
increase.)
"Engine Coolant Temp High
Stop in a Safe Place See
Owner's Manual" is shown
on ...