Throttle Position Sensor: Specifications

SENSOR SPECIFICATIONS:

BAROMETRIC PRESSURE (BARO) SENSOR

Atmospheric Pressure/Output voltage chart
5 in. Hg. (125 mmHg.) 2.5 Volts
10 in. Hg. (250 mmHg.) 2.0 Volts
15 in. Hg. (375 mmHg. 1.5 Volts
20 in. Hg. (500 mmHg.) 1.0 Volts
25 in. Hg. (625 mmHg.) 0.5 Volts

ENGINE COOLANT TEMPERATURE (ECT) SENSOR

Coolant temperature/resistance

-4° F (-20° C) 20K Ohms
32° F (0° C) 5K Ohms
104° F (40° C) 1K Ohms
176° F (80° C) 350 Ohms
248° F (120° C) 100 Ohms

FUEL INJECTOR

Connector Terminal Resistance 1.5 - 2.5 Ohms

FUEL INJECTOR RESISTOR

Terminals B, C, D, E, to A 5-7 Ohms



INTAKE AIR TEMPERATURE (IAT) SENSOR

Intake Air temperature/resistance

-4° F (-20° C) 20K Ohms
32° F (0° C) 5K Ohms
104° F (40° C) 1K Ohms
176° F (80° C) 350 Ohms
248° F (120° C) 100 Ohms

MANIFOLD ABSOLUTE PRESSURE SENSOR (MAP)

Manifold Absolute Pressure/Output voltage chart

5 in. Hg. (125 mmHg.) 2.5 Volts
10 in. Hg. (250 mmHg.) 2.0 Volts
15 in. Hg. (375 mmHg.) 1.5 Volts
20 in. Hg. (500 mmHg.) 1.0 Volts
25 in. Hg. (625 mmHg.) 0.5 Volts


OXYGEN SENSOR

Mixture/Output Voltage

Lean Less Than 0.4 Volts
14.7 to 1 Stoichiometric 0.4 - 0.6 Volts
Rich More Than 0.6 Volts

THROTTLE POSITION SENSOR

Throttle Position/Output Voltage Chart

Throttle Closed (Idle) 0.2 Volts
1/4 Throttle 0.5 Volts
1/2 Throttle 2.0 Volts
3/4 Throttle 3.25 Volts
Full Throttle 4.5 Volts