The definition of feline is an animal that belongs to the cat family, or has the characteristics of a cat. An example of feline is a Siamese cat. An example of feline is a woman house burglar who is stealth and supple. A feline is defined as an animal that belongs to the cat family.
Mobil One and other oil manufacturers recommend checking engine oil levels before driving your vehicle, when the oil is still cold. However, some manufacturers will recommend checking the oil after you've warmed up the engine, so check your owner's manual to find the specific recommendations for your vehicle.
Symptom 1. The engine will not idle smoothly, or it stalls during idle when the engine is cold. When the engine is cold and you take your foot off the gas pedal, the engine runs very rough and may even stall. When you run the engine at higher speeds, it seems to run fine. Or at least it runs more smoothly.