Purpose, Function
The oil jet valve injects engine oil on the back of the piston to cool the piston.
Construction
The oil jet valve is installed into the cylinder block.
The oil jet valve is built into the check ball and spring.
Operation
1. When the oil pressure applied to the check ball exceeds the spring force, the check ball and spring are pressed down.
2. The oil passage is opened to the nozzle and engine oil is injected to the back side of the piston.
3. When the oil pressure applied to the check ball is lower than the spring force, the spring presses up the check ball.
4. The oil passage to the nozzle is closed and the injection of engine oil stops.
Relay And Fuse Block Disassembly/Assembly
1. Insert a tape-wrapped flathead screwdriver into the service hole in the position
shown in the figure.
2. Move the flathead screwdriver in the direction of the arrow (1) shown in the
figure, pull up relay and fuse block No.1 in the direction of the arrow (2) shown
in the figure, and de ...
Filament Inspection
1. Switch the ignition ON (engine off).
2. Turn the rear window defroster switch on.
CAUTION:
Directly touching the rear window defroster filament with the lead of the
tester could damage it. Wrap aluminum foil around the end of the lead and inspect
the filament by touching it ...
Air Intake Actuator Inspection [Manual Air Conditioner]
1. Connect battery positive voltage to air intake actuator terminal B (or C),
connect terminal C (or B) to ground, and then verify that the air intake actuator
operates as shown in the table.
If the operation condition is not normal, replace the air intake actuator.
...