From 1999 to 2002: 2WD: Protrudes from the transmission housing, just ahead of the propeller shaft. 4WD: Protrudes from the rear output shaft housing of the transfer case. Not sure about earlier years, but probably the same location,
Yes, there is a diagram of the oxygen sensor location of a Isuzu Trooper. This diagram can be found in the cars maintenance manual.
The 1990 Isuzu 2.8 liter engine MAF sensor can be found on the firewall in the engine compartment. The sensor will be on the passenger side of the firewall.
on the exhaust manifold.
The oxigen sensor can be found on the exhaust manifold or exhaust pipe
Driver side
Drivers side behind the convertor.
The 1993 Isuzu Trooper with the 4L30E 5-speed manual specifies API 5W30 for the transmission. API SJ (or above) is compatible with this transmission.
Isuzu Trooper was created in 1981.
1999 Isuzu trooper
Bank 1 is the side that cylinder 1 is on, sensor 1 is downstream and sensor 2 is upstream
timing marks for 1996 Isuzu trooper
The 6VE1 3.5L V6 fitted to the Isuzu Trooper was manufactured in-house by Isuzu themselves