W​hat does the Thermostat do?

  • C​ools intake manifold
  • B​locks coolant from the radiator until motor has reached operating temperature
  • H​eats of the engine block

W​hat does an EGR on diesel engine do?

  • L​imits engine performance
  • C​leans the internal engine parts such as pistons and valve train
  • R​educes emissions

D​oes a diesel motor have a throttle body?

  • Y​ES OF COURSE
  • N​O

W​hy are some valves sodium filled?

  • T​o get them to normal operating temperature as soon as possible
  • T​he sodium can help cool them

W​hat has cause this spark plug to look like this?

  • I​t is oil-Fouled
  • D​etonation(engine knock)
  • O​ld age
  • Overheated
  • M​elted Eletrode
  • F​uel fouled
  • C​arbon-fouled
  • M​echanical damage

W​hat can happen if you go to start a car with a disconnected fuel pump?

  • T​he engine will get better fuel economy
  • E​entire fuel system could fail and destroy the motor
  • T​he motor won't start
  • I​t could catch fire

W​hen in a closed space like an autoshop what could happen when you start a car?

  • i​t could fall off a lift if no secured properly
  • I​f car runs for long enough you could suffer from sickness or even die from Carbon monoxide poising!
  • a​ll of the above
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