Originally Posted by GuGu
Hi,
1- While the car is hot,on idling RPM falling down and oil lamp flashing for a second. Then the idle rpm begin to go between 500-900 . Why can it be?
Oil light flashing is never a good thing

sounds like you've got to thin an oil in there or your oil pumps on it's way out
Originally Posted by GuGu
2- The car goes to left side on accelerating then goes right after take my feet from throttle .. I set everything under the car.. Why?
Has it got an LSD box in it?? if not that can cause it to pull to one side or could be a bush or ball joint gone
Originally Posted by GuGu
3- When I buy 100 octane fuel, the car doesnt works good.. Why?
Has you car been setup to run on that fuel??