Fuel System - General: Specification: Sensor

MASS AIR FLOW SENSOR (MAFS) 

• Type: Hot-film type
• Specification

Air Flow (kg/h)	Frequency (Hz)
12.6	2,617
18.0	2,958
23.4	3,241
32.4	3,653
43.2	4,024
57.6	4,399
72.0	4,704
108.0	5,329
144.0	5,897
198.0	6,553
270.0	7,240
360.0	7,957
486.0	8,738
666.0	9,644
900.0	10.590

INTAKE AIR TEMPERATURE SENSOR (IATS) 

• Type: Thermistor type
• Specification

Temperature		Resistance (kΩ)
°C	°F
-40	-40	100.87
-20	-4	28.58
0	32	9.40
10	50	5.66
20	68	3.51
40	104	1.47
60	140	0.67
80	176	0.33

MANIFOLD ABSOLUTE PRESSURE SENSOR (MAPS) 

• Type: Piezo-resistive pressure type
• Specification

Pressure (kPa)	Output Voltage (V)
20.0	0.79
46.66	1.84
101.32	4.00

ENGINE COOLANT TEMPERATURE SENSOR (ECTS) 

• Type: Thermistor type
• Specification

Temperature		Resistance (kΩ)
°C	°F
-40	-40	48.14
-20	-4	14.13-16.83
0	32	5.79
20	68	2.31-2.59
40	104	1.15
60	140	0.59
80	176	0.32

THROTTLE POSITION SENSOR (TPS) 

• Type: Variable resistor type
• Specification (When reference voltage = 5.0V)

Throttle Angle (°C)	Output Voltage (V)
	TPS1	TPS2
0	0V	5.0V
10	0.5V	4.5V
20	0.9V	4.1V
30	1.4V	3.6V
40	1.8V	3.2V
50	2.3V	2.7V
60	2.7V	2.3V
70	3.2V	1.8V
80	3.6V	1.4V
90	4.1V	0.9V
100	4.5V	0.5V
110	5.0V	0V

Item	Sensor Resistance (kΩ)
TPS1	4.0-6.0 kΩ at 20°C (68°F)
TPS2	2.72-4.08 kΩ at 20°C (68°F)

ACCELERATOR POSITION SENSOR (APS) 

• Type: Variable resistor type
• Specification (When reference voltage = 5.0V)

Accelerator Position	Output Voltage (V)
	APS1	APS2
C.T.	0.7-0.8	0.29-0.46
W.O.T	3.85-4.35	1.93-2.18

Item	Sensor Resistance (kΩ)
APS1	0.7-1.3 kΩ at 20°C (68°F)
APS2	1.4-2.6 kΩ at 20°C (68°F)

HEATED OXYGEN SENSOR (HO2S) 

• Type: Zirconia (ZrO2) type
• Specification

A/F Ratio	Output Voltage (V)
RICH	0.75-1.00V
LEAN	0-0.12V

Item	Resistance (Ω)
Sensor Heater	8.1-11.1 Ω at 21°C (69.8°F)

CAMSHAFT POSITION SENSOR (CMPS) 

• Type: Hall effect type
• Specification

Item	Specification
Output Voltage (V)	High: 5.0V
	Low: 0.7V
Air Gap (mm)	0.5-1.5 mm

CRANKSHAFT POSITION SENSOR (CKPS) 

• Type: Magnetic field sensitive type
• Specification

Item	Specification
Coil Resistance (Ω)	630-770 Ω at 20°C (68°F)
Air Gap (mm)	0.5-1.5 mm

KNOCK SENSOR (KS) 

• Type: Piezo-electricity type
• Specification

Item	Specification
Capacitance (pF)	1,480-2,220pF

CVVT OIL TEMPERATURE SENSOR (OTS) 

• Type: Thermistor type
• Specification

Temperature		Resistance (kΩ)
°C	°F
-20	-4	16.52
20	68	2.45
80	176	0.29

FUEL TANK PRESSURE SENSOR (FTPS) 

• Type: Piezo-Resistivity type
• Specification

Pressure (kPa)	Output Voltage (V)
-3.75 kPa	0.5V
0 kPa	2.5V
+3.75 kPa	4.5V