Fuel Temperature Sensor - Denso 4D56 Service Manual

(3) Diagram of Relationship Between Actuation Signal and Current (Magneto motive Force)
Small Suction Volume
ON
Actuation
Voltage
OFF
Current

4.3 Fuel Temperature Sensor

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.
Average Current Difference
<Reference: Temperature-resistance Characteristics>
(°C)
TEMPERATURE
- 30
- 20
- 10
0
10
20
30
40
50
60
70
80
90
100
110
120
Operation Section
Large Suction Volume
(k )
RESISTANCE
(25.40)
+ 1.29
15.40
- 1.20
(9.16)
(5.74)
(3.70)
+ 0.14
2.45
- 0.13
(1.66)
(1.15)
(0.811)
(0.584)
(0.428)
0.318 ± 0.008
(0.240)
(0.1836)
0.1417 ± 0.0018
(0.1108)
1 13
–
Q001116E
Q001237E