See also:

Engine coolant temperature gauge
The gauge A indicates the engine coolant temperature. The engine coolant temperature is within the normal range when the gauge is within the zone B shown in the illustration. The engine cool ...

Temperature
A temperature increase will accelerate the rate of corrosion to those parts which are not well ventilated. ...

Checking engine oil level
QR25DE engine VQ35DE engine 1. Park the vehicle on a level surface and apply the parking brake. 2. Start the engine and let it idle until it reaches operating temperature. 3. Turn off the ...