3.Coolant temperature: means the coolant temperature is too high or the coolant level is too low．
举一反三
- Mercury freezes if it is cooled to＿. A: a too low temperature B: too low temperature C: a low too temperature D: too low a temperature
- Auto instruments include ____. A: speedometer B: coolant temperature gauge C: tachometer D: fuel gauge
- Combustion knock occurring in a diesel engine can be caused by _____. A.low coolant temperature B.insufficient fuel C.high ambient temperature D.carbon buildup on the injector tips
- The aphotic zone (bottom of the ocean) will have ____ and ____ while the photic zone (surface of the ocean) will have ____ and ____. A: low temperature, low salinity; high temperature, high salinity B: low temperature, high salinity; high temperature, low salinity C: high temperature, high salinity; low temperature, low salinity D: high temperature, low salinity; low temperature, high salinity E: both have equal temperature and salinity
- When the engine cools down and coolant contracts, the vacuum draws the coolant back into the radiator in order to make it always completely full.