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Home >> Toyota >> 1992 >> Celica All-Trac >> Repair and Diagnosis >> Engine Performance >> Sensor Range Charts >> Engine Controls - Sensor Operating Range Charts >> Sensor Operating Specifications >> Vacuum Sensor
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Vacuum Sensor

NOTE: Vacuum sensor may also be referred to as Manifold Absolute Pressure (MAP) sensor. Vacuum sensor is used on 1.6L (4A-FE) and 2.2L (5S-FE).
VACUUM SENSOR SUPPLY VOLTAGE

Application (1) Volts
1.6L 4A-FE & 2.2L 5S-FE 4.50-5.50
(1) If supply voltage is not within specification, check wiring circuit.
VACUUM SENSOR OUTPUT VOLTAGE DROP

Applied Vacuum: In. Hg Volts
3.94 .3-.5
7.87 .7-.9
11.81 1.1-1.3
15.75 1.5-1.7
19.69 1.9-2.1
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