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Operation check
Problem symptoms tableEcm communication circuit malfunction
Description
The circuit is used to send trc and vsc control information from the skid
control ecu to the ecm, and
engine control information from the ecm to the skid control ecu.
Inspection procedure
Hint:
Check that the part numbers of the installed ecm and skid control ecu are
cor ...
Screen for general settings
Press the “setup� button.
Select “general� on the “setup�
screen.
“Englishâ€�, “françaisâ€� or
“españolâ€� can be selected.
On/off can be selected to
sound beeps.
Select to change the screen
color.
Select to change the keyboard
layout.
...
Terminals of ecm
Check ecm
Disconnect the a9 and b30 connectors.
Measure the voltage and resistance of the wire
harness side connectors.
If the result is not as specified, there may be a
malfunction on the wire harness side. ...