Hardening, shrinkage, or damage of both gaskets and O-rings after disassembly can reduce sealing performance.
Remove old gaskets and clean the sealing surfaces thoroughly so that no gasket material or other material remains.
Install the new gaskets and replace the used O-rings when re-assembling.

Force
Liquid Gasket, Non-permanent Locking AgentCoolant Temperature Meter
The coolant temperature gauge indicates
temperature of the engine
coolant. The “ ” symbol is displayed
if the coolant temperature meter
is selected.
A. Coolant Temperature Meter
B. Warning Indicator Light (Red)
C. “ ” Symbol
If the coolant temperature is below
40°C (104°F ...
Throttle Body Assy Disassembly
1. Throttle Body Assy
2. Subthrottle Valve Actuator
3. Idle Speed Control Valve Actuator
4. Main Throttle Sensor
5. Subthrottle Sensor
6. Primary Fuel Injectors
7. Delivery Pipe Assy
NOTICE
Do not remove, disassemble or adjust the main
throttle sensor, subthrottle sensor, subthrottle
v ...
Air Switching Valve
Air Switching Valve Operation Test
Refer to the Air Suction System Damage Inspection in the
Periodic Maintenance chapter.
Air Switching Valve Unit Test
Remove the air switching valve (see Air Switching Valve
Removal in the Engine Top End chapter).
Set the hand tester [A] to the × 1 ...