Most likely you have a blown head gasket. It might cost you couple thousand dollars to repair it.
no
how to reset oil timing on 1990 toyota
Check for oil leaks on the Camry. Especially look for oil on the exhaust, as the smell can come into the car.
I believe that the oil needed is SAE 5w30, as is used in most vehicles.
Not without converting the system to R-134a and replacing the compressor oil.
Its commonly called fluid not oil and if its a manual there isn't a place to check, if its automatic theres a dipstick
The check engine light does not come on for an oil change.
City - 1990 Oil and Water 1-10 was released on: USA: 16 April 1990
Get a proper sized wrench and turn the plug counter clock-wise.
If you are asking about engine oil, with a filter change about 5 qts
2007 Camry v6 oil capacity
If you do you will need a power steering and automatic transmission oil coolers.