Where is the mass air sensor located on a 1990 Isuzu pickup 4 cylinder 5 speed manual?

On a 1990 Isuzu pickup with a 4-cylinder engine, the mass air flow sensor (MAF) is typically located in the air intake system, between the air filter and the throttle body. It is usually mounted on the intake manifold or air duct and is connected to the engine control unit (ECU) via electrical connectors. If necessary, consult the vehicle's service manual for specific diagrams and troubleshooting tips.