The fuel temperature sensor is a thermistor type with electrical resistance reducing properties in accordance with rises in temperature.
1) Measure the fuel temperature sensor resistance using a DMM.
Note
| Fuel temperature |
Resistance |
| 110 ℃ { 230 °F } |
140 Ω |
| 100 ℃ { 212 °F } |
180 Ω |
| 90 ℃ { 194 °F } |
240 Ω |
| 80 ℃ { 176 °F } |
310 Ω |
| 70 ℃ { 158 °F } |
420 Ω |
| 60 ℃ { 140 °F } |
580 Ω |
| 50 ℃ { 122 °F } |
810 Ω |
| 40 ℃ { 104 °F } |
1,150 Ω |
| 30 ℃ { 86 °F } |
1,660 Ω |
| 20 ℃ { 68 °F } |
2,450 Ω |
| 10 ℃ { 50 °F } |
3,700 Ω |
| 0 ℃ { 32 °F } |
5,740 Ω |
| -10 ℃ { 14 °F } |
9,160 Ω |
| -20 ℃ { -4 °F } |
15,000 Ω |
| -30 ℃ { -22 °F } |
25,400 Ω |