Car bought – can I go with the bills ?

Good day, I bought a car on financing last week and am momentarily considering whether there is enough space with my salary and whether it really makes sense. To me; 24 years, driving license is 7 years Monthly earnings vary between 1300 and 1400 .- Rent I do not have to pay, due to good relationship to the boss are 5 years in an apartment from Him. For groceries I pay 100 euros maximum Monthly My Monthly work path is 336 km, with free time input I am a smoker, but I usually only buy by tipping (calculate tzm 180 .- maximum monthly) – No alcohol, pets or expensive hobbies – I bought a BMW 318I from 2009 0005/ALD For the car I pay : Car taxes – 84 .- annual TK with self-interest of 250.- – 169.51 .- quarterly financing ; 1500 bar – 01. Rate to 01.06 – 222 .- thereafter 139.50 á 47 months ( Have the option to set up the contract later if I Note that there is enough money left at the end of the month) + In the contract with is also included an insurance for unemployment/inability as well as death case and 12 months warranty on any defects except electronics. Just as I calculate everything I have at the end of the month 684,50 remaining my questions are 01. If my invoice comes to about 02. How much should I put at least monthly at, for possible car reperatures and emergencies I would be happy about your answers MfG