See also:

Tachometer
The tachometer displays the engine speed in revolutions per minute (rpm). ...

Checking Coolant
The vehicle must be on a level surface when checking the coolant level. Check to see if coolant is visible in the coolant surge tank. If the coolant inside the coolant surge tank is boiling, do no ...

Battery
The battery supplies power to start the engine and operate any additional electrical accessories. - To avoid break–down or failure to start the vehicle, maintain a battery with full cranking ...