Engine Coolant - Toyota TUNDRA 2009 Manual

4-3. Do-it-yourself maintenance
NOTICE
n To prevent serious engine damage
Check the oil level on a regular basis.
n When replacing the engine oil
l Be careful not to spill engine oil on the vehicle components.
Avoid overfilling, as the engine could be damaged.
l
l Check the oil level on the dipstick every time you refill the vehicle.
l Be sure the engine oil filler cap is properly tightened.

Engine coolant

The coolant level is satisfactory if it is between the FULL and LOW
lines on the reservoir when the engine is cold.
If the coolant level drops within a short time after replenishing
n
Visually check the radiator, hoses, reservoir cap, radiator cap, drain cock
and water pump.
If you cannot find a leak, have your Toyota dealer pressure test the cap and
check for leaks in the cooling system.
484
Reservoir cap
FULL
LOW
If the level is on or below the
LOW line, add coolant up to the
FULL line.