Don’t drain oil from the sump; as long as it does not smell of fuel it’s better to run with the oil level slightly above max rather than below. Sounds like you should restrict your wife to pushing before she does any more damage to you and/or the bus and be careful with your dog over the next couple of days the heat is likely to increase where you are – day time close to 40C and above 20C during the night. How close to Lyon do you intend to be on your way to the Med? I live about 45 minutes away and your welcome to call in – we have plenty of room for a campervan. And I have plenty of tools.