Civic Sedan L4-1493cc 1.5L SOHC (D15B2) TBI (1989)
_tbi/Page-70001.png)
Atmospheric Pressure (PA) Sensor: Description and Operation
Fig. 43 Atmospheric Pressure (PA) Sensor And Voltage Output Chart
The Atmospheric Pressure (PA) sensor is a silicon diaphragm strain gauge type of pressure sensor. This signal is used by the ECU as a
reference signal, and compares it to the signal from the MAP sensor to calculate the engine load condition.
