Importance of fluids
Why do we do oil changes?
Clean and lubricate the inside of an engine
What causes a pull in an alignment?
The caster is lower on one side.
Start a car
What is the first steps when addressing a minor injury at work?
spark plugs, ignition, fuel issues
What is the main reason we change out coolant?
the acidity causes corrosion in the system.
What measurement controls the steering wheel?
What part do you adjust for this adjustment?
toe, and tierod ends
What does an alternator do?
It charges the battery and keeps the car running.
what ppe is necessary when using a grinder?
face shield, goggles, gloves, hearing protection
What does is mean when a vehicle is running lean?
vacuum leak
What is considered high copper content in brake fluid
200 ppm or higher
When would a tire affect an alignment?
Or different size tires.
What does cca stand for?
Cold Cranking Amps
What is the name of our safety coordinators name?
David
Why does a p0128 thermostat code come on?
why is this important?
the thermostat is not allowing the engine to get to operating temp.
If the car doesn't go into closed loop it is stuck using generic reading from all of the sensors.
What is the active ingredient in antifreeze?
propylene glycol
What is the number one reason a vehicle still pulls or the steering wheel is crooked after a perfect alignment?
Not doing a caster sweep after each adjustment.
How many amps does a starter typically pull?
aprox 200 apms every start.
What is PASS? in fire safety?
pull, aim, squeeze and sweep
What do we need to do by using the scanner after an alignment on all cars with adas?
why?
We need to reset the steering angle sensor.
the vehicle will be stuck thinking the steering is off which will cause pulling and a crooked steering wheel.
Name 5 reasons why synthetic oil is better.
UNIFORM COMPOSITION
FEWER IMPURITIES
MORE STABLE
LONGER LIFE/LONGER INTERVALS
BETTER PROTECTION
CLEANER ENGINE
HIGHER FLASH POINT
BETTER COLD WEATHER STARTING
if the rear wheels have too much pos camber lr tire and too much neg camber rr what happens when driving?
why would a battery swell or start leaking running fluid?
the voltage regulator in the alternator is not working right.
What is the number most common injury for mechanics?
how do we prevent it?
sprains, strains, and tears
stretch, use proper lifting techniques, use common sense.
what is an acceptable long term fuel trim?
-10/+10