If you perform maintenance by yourself, be sure to follow the correct procedure as given in these sections.



Caution
The engine compartment contains many mechanisms and fluids that may move suddenly, become hot, or become electrically energized. To avoid death or serious injury, observe the following precautions.
When working on the engine compartment
Fuel and battery fumes are flammable.
Caution
When working near the electric cooling fans or radiator grille
Vehicles without a smart key system
Be sure the engine switch is off. With the engine switch in the “on” position, the electric cooling fans may automatically start to run if the air conditioning is on and/or the coolant temperature is high.
Vehicles with a smart key system
Be sure the engine switch is off. With the engine switch in ignition on mode, the electric cooling fans may automatically start to run if the air conditioning is on and/or the coolant temperature is high
Safety glasses
Wear safety glasses to prevent flying or falling material, fluid spray, etc.
From getting in your eyes.
Notice
If you remove the air cleaner filter
Driving with the air cleaner filter removed may cause excessive engine wear due to dirt in the air.
HoodRear airbag sensor
Components
On-vehicle inspection
Check rear airbag sensor (vehicle not
involved in collision)
Perform a diagnostic system check (see page rs-
49).
Check rear airbag sensor (vehicle
involved in collision and airbag has not
deployed)
Perform a diagnostic system check ...
Front axle hub bolt
Components
Replacement
Hint
Use the same procedures for the rh side and lh side.
The procedures listed below are the lh side.
Remove front wheel
Remove front disc brake cylinder
assembly lh (see page br-40)
Remove front disc (see page br-42)
Remove front axle hub bolt
...
Compressor and pulley (for 2az-fe)
Components
Removal
Discharge refrigerant from
refrigeration system (see page ac-172)
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt pretensione ...