5W-30, preferably synthetic.
5w30 fully synthetic
1.5 qts of 80w90 oil 1.5 qtys of 80w90 weight oil
its faulty
on the engine
The oil sending unit in a 1992 Isuzu Trooper is located within the car's engine. The oil sending unit is responsible for determining the oil pressure.
4.2 QTS
At the bottom of the engine oil pan.
low or no oil pressure
The recommended oil weight for a 2002 Isuzu Trooper Limited is API-SAE 5W30. Which is your standard 5W30, not synthetic or anything special.
with an axe
on a1990 Isuzu pickup 2.6 same engine 7.1 psi at 900 rpm and after warm up 58.9 at 4000 rpm
6.5 quarts