If i had pancakes leftovers in a hot car for 1 1/2 hours and then refrigerated them for 3 hours before i ate them (cold), will i get food poisoning?

Unlikely: Food poisoning often is associated with certain foods, not usually pancakes. Also, because those pancakes were recently cooked -and were not left around for too long-it's quite unlikely to get food poisoning from them. Your body also is already prepared with a 'pit' full of stomach acid, if there are a few bacteria sitting on those pancakes. That's a major purpose of stomach acid -to kill stuff...