Diagnosis Procedure
1.CHECK CONNECTOR
2.CHECK HARNESS FOR OPEN CIRCUIT
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the combination meter. Refer to MWI-37, "COMBINATION METER : Diagnosis Procedure".
Occupant classification system
System Diagram
Occupant Classification System (OCS)
The occupant classification system (OCS) identifies if a child or child
seat is present in the front passenger seat. The OCS receives inputsfrom the
occupant classification sensor mat (1) which is locatedinside the passenger
seat cushi ...
Optical sensor
Description
The optical sensor converts the outside brightness (lux) to voltage and
transmits the optical sensor signal to the BCM.
Component Function Check
1.CHECK OPTICAL SENSOR SIGNAL BY CONSULT
CONSULT
Turn the ignition switch ON.
Select "OPTICAL SENSOR" of BCM (HEAD LAMP) DATA MONIT ...
BCM branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the BCM for damage, bend and
loose connection (unit side and
connector side).
2.CHECK HARNESS FOR OPEN CIRCUIT
Disc ...