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Engine Controls - Sensor Range Charts - Eec-V - 5.8L & 7.5L: Other Ford Pickup F250

Sensor Range Charts 1 illustration

DIFFERENTIAL PRESSURE FEEDBACK EGR (DPFE) SENSOR

Pressure (psi)In. Hg(1) Volts
4.348.834.56
3.256.623.54
2.174.412.51
1.082.211.48
000.5
(1) Voltage specifications are calculated for a VREF equaling 5 volts. Specification may differ by as much as 15 percent. See CIRCUIT TEST HE in appropriate TESTS W/CODES article for further testing.
(1)Voltage specifications are calculated for a VREF equaling 5 volts. Specification may differ by as much as 15 percent. See CIRCUIT TEST HE in appropriate TESTS W/CODES article for further testing.

DPFE SENSOR SPECIFICATIONS

HEATED OXYGEN SENSOR (HO2S)

Condition(1) Voltage
RichIncreases
LeanDecreases
(1) Measure between oxygen sensor connector and ground. Voltage should toggle above and below 0.45 volt when system in closed loop. See appropriate TESTS W/CODES article for terminal identification.
(1)Measure between oxygen sensor connector and ground. Voltage should toggle above and below 0.45 volt when system in closed loop. See appropriate TESTS W/CODES article for terminal identification.

HO2S SPECIFICATIONS

MASS AIRFLOW (MAF) SENSOR

Engine Condition (1)(2) Volts
Idle0.7-0.9
30 MPH1.2-1.7
55 MPH1.6-2.4
(1) Engine at normal operating temperature. (2) Voltage may vary depending on vehicle load and temp. See the appropriate TESTS W/CODES article for terminal identification.
(1)Engine at normal operating temperature.
(2)Voltage may vary depending on vehicle load and temp. See the appropriate TESTS W/CODES article for terminal identification.

MAF SENSOR SPECIFICATIONS

TRANSMISSION RANGE (TR) SENSOR

Selector Position(1) Ohms
Park3770-4607
Reverse1304-1593
Neutral660-807
Overdrive361-442
Second/Drive190-232
First78-95
(1) Values may differ by as much as 15 percent. Measure between Gray/Red and Light Blue/Yellow wires at TR sensor with transmission selector in specified position.
(1)Values may differ by as much as 15 percent. Measure between Gray/Red and Light Blue/Yellow wires at TR sensor with transmission selector in specified position.

TR SENSOR SPECIFICATIONS

Scheme 1

Scheme 1: THROTTLE POSITION SENSOR
Scheme 1: THROTTLE POSITION SENSOR

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