no it can't. usually when the oxygen sensors are failing, u get your check engine light on.
Possible, but not likely.
The car will start and run poorly in the limp mode and the check engine light will illuminate.
A malfunctioning oxygen sensor can cause the engine to be low on power.
cam or crank sensor
No, a bad crankshaft sensor would cause the car not to start and run.
No.
A faulty oxygen sensor can make a car smell like gas. Oxygen and gasoline mixing wrong can cause excessive pollution. Replacing the oxygen sensor can correct this issue, and improve the gas mileage in the car.
No. It may run poorly but it will start and run.
No it will not. The knock sensor is used to adjust the timing.
Yes
Yes.
yes..a bad oxygen sensor can/will make your car stall at idle speed