It may be located in the airbag sensor control unit.
The knock sesor is located, on your Isuzu 1290, at the front of the engine. The sensor screws into the engine. Wires connect the sensor to the senor light.
The coolant temperature sensor is located under the hood of the car. The sensor is located to the left of the brake booster at the rear of the engine.Ê
Inside the fuel tank.
Driver side
It is located between the camshafts right behind the camshaft pulley's.
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.
The knock sensor is located on top of the engine block underneath the intake.
Bank 1 is the side that cylinder 1 is on, sensor 1 is downstream and sensor 2 is upstream
Isuzu part number 8-97258-523-0(MSRP $193.86) crank sensor is on the right side(passenger) of the engine block, just behind the mount.
center drivers
the o2 sensors are located on the exhaust pipe one by trans and one by the muffler there is 2 of them
Rear top of transmission case near drive shaft output.