There is not a map sensor on an 85. They did not show up till 86 with the 2.5 fuel injected engine.
There is no afs on a cherokee, they run on a map sensor.
A 1998 Jeep Cherokee does not have a mass airflow sensor. It uses a manifold pressure sensor, MAP, which is on the rear of the intake manifold.
Below
The TPS is not happy with the readings from the map sensor. More than Likely you have a bad sensor.
Map sensor voltage low.
No, it uses a MAP sensor (manifold absolute pressure)
it is in the intake manifold by the throttle body and the map sensor. it is a two wire sensor
It is located at the driver's fender side of the the throttle body.
That year did not have a MAP sensor.
5.2 v8 is located on the front side of the trottle body just above the intake.
Which motor does it have? If it is the 4.7L V8, it is on the front of the upper intake manifold, behind and off to the left of the alternator.
it checks to see if you are on the road or not. No, it actually tells the computer how much air is going in, allowing it to adjust the fuel air mixture. the jeep will not run very well at all without this sensor.