Workshop Manual

6–2 LUBRICATING SYSTEM
GENERAL DESCRIPTION
Full flow filter
By-pass
valve
Valve opening
pressure 98 kPa
Paper
filter
Valve opening
pressure 780 kPa
Oil
relief
valve
Oil
pump
Oil
strainer
Partial
filter
Valve opening
pressure 440 kPa
Valve opening pressure
196 kPa
By-pass
valve
Oil
cooler
Oil pressure
and oil filter
warning light
Oil pressure switch
Cylinder body oil gallery
Starter
switch
Battery
4BG1T
6BG1T
Crank
shaft
brgs.
Cam-
shaft
brgs.
Tim-
ing
idle
gear
Inj.
pump
Turbo-
charger
Oiling
jet
Piston
Oil
relief
valve
conn.
rod
brgs.
Cyl.
head
valve
system
Oil pan
This family of engines uses a normal forced circulation lubricating system.
The gear type oil pump is driven by the camshaft oil pump drive.
The cartridge (spin-on) type oil filter is used.