Engine cooling symptom diagnosis

Schematic and routing diagramUse of sds diagnosis reset procedures
Note
the malfunction code is memorized in the
ecm also when the lead wire coupler of any
sensor is disconnected. Therefore, when a
lead wire coupler has been disconnected at
the time of diagnosis, erase the stored
malfunction history code using sds.
After repairing ...
Drive chain replacement
Use the special tool in the following procedures, to cut
and rejoin the drive chain.
Note
when using the special tool, apply a small
quantity of grease to the threaded parts of
the special tool.
Special tool
: 09922–22711 (drive chain cutting
and joint
tool set)
Driv ...
Exhaust emission control system
description
The exhaust emission control system is composed of the pair system, exhaust
control system, ho2 sensor, threeway
catalyst system and isc system. The fresh air is drawn into the exhaust ports
through the pair control solenoid
valve and pair reed valves. The pair control solenoid valve is operat ...