There is no MAP sensor on the 2.8L because it uses a Mass Airflow system. A MAP sensor is found on cars that use Speed Density (i.e. 3.1L Camaro's).
check your fire wall
on the fire wall
The map sensor is located on the passenger side fire wall.
The map sensor on a 1996 Toyota is on the fire wall, left side. It is a small piece that snaps into place and another tube that is placed into the map sensor. It is normally hung by a small piece that is connected to the fire wall.
bank one is close to the fire wall sensor one is before the cat
On my 1993 it is located on the drivers side, mounted on the fire wall. On my 1993 it is located on the drivers side, mounted on the fire wall.
The map sensor is located on the fire wall towards the passenger side right under the wind shield.
This is the Manifold Absolute Pressure sensor. It is located on the top of the motor between the fire wall and the intake manifold case.
If it is against the fire wall try taking the wheel off. I have had to do this a few times. Good luck.
Fire wall side of the engine, just before the transmission.
It is screwed into the exhaust manifold.between the fire wall and the motor it will be on the muffler...
Right side against the fire wall-real pain to change