


Definition of terms
System diagramData list / active test
Hint:
Using the intelligent tester's data list allows switch, sensor,
actuator and other item values to be read without removing
any parts. Reading the data list early in troubleshooting is
one way to save time.
Data list for occupant classification ecu
Connect the intelligent test ...
Ecm 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 ...
Terminals of ecu (2005/11-2006/01)
Check air conditioning amplifier
Measure the voltage and resistance of the
connectors.
Hint:
Check from the rear of the connector while it is
connected to the air conditioning amplifier.
Using an oscilloscope, check waveform 1.
Compressor and pulley operation signa ...