Denso 4D56 - Fuel Temperature Sensor

Operation Section
1
–
13
(3) Diagram of Relationship Between Actuation Signal and Current (Magneto motive Force)
4.3 Fuel Temperature Sensor
z Detects the fuel temperature and sends a corresponding signal to the engine ECU. Based on this information, the engine ECU calcu-
lates the injection volume correction that is appropriate for the fuel temperature.
Q001116E
Average Current Difference
Small Suction Volume Large Suction Volume
Actuation
Voltage
Current
ON
OFF
Q001237E
<Reference: Temperature-resistance Characteristics>
RESISTANCE
(°C)
(k )
TEMPERATURE
- 30
(25.40)
(9.16)
(1.66)
(1.15)
(0.811)
(0.584)
(0.428)
(0.240)
(0.1836)
(0.1108)
(5.74)
(3.70)
15.40
+ 1.29
- 1.20
+ 0.14
- 0.13
2.45
0.318 ± 0.008
0.1417 ± 0.0018
- 20
- 10
10
20
30
40
50
60
70
80
90
100
110
120
0