you might have a vacuum leak in your intake manifold
Not that I have heard of. The aggressive application of brakes in any instance may cause wires or hoses to come loose on the engine though.
Yes, just about any sensor on the engine could cause a no start.Yes, just about any sensor on the engine could cause a no start.
the engine the engine
No completely separate from engine/cooling system
stratus clouds could cause rain and if they get to close to the ground they cause fog.
If the engine is not noisy then you have pressure. The cause is probably a failed oil pressure switch.
There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.
There are many things that can cause: to leak from an automobile engine. The most common reason is a water hose that needs to be tightened or replaced.
Check around brake pedal for something rubbing. If OK, I'd look into the master cylinder.
Check for spark at the plugs. Check for fuel to the engine.
disconnect the battery or take it to autozone If you do not have the cause of the light fixed, it will come back on.
Power brakes use engine vacuum to get their power. If the engine is out of tune, the loss of vacuum will cause it to run rough. Try changing the spark plugs.