crank sensor on the front of the engine has gone out
An engine which cranks but will not start is not receiving enough fuel or has no spark. A clogged fuel filter or bad spark plugs often cause this problem.
Check for trouble codes. Possible cam or crank sensor.
are you getting spark?
You are missing fuel or spark.
Cranks is the motor turning over, But cranks and won't start means either you no fuel or no spark or both.
If it cranks, first confirm spark present
Look for spark and fuel 1st then comeback
crank sensor
check to see if the spark plug wires are fireing
Have the system checked for trouble codes.
The problem is in spark, or fuel. Rarely the Crank angle sensor. ECU could be going bad too.
The engine needs fuel, compression and spark to run, it is missing one of those.