Temperature Versus Resistance (ECT)
| °C | °F | Sensor Resistance |
|---|---|---|
| Temperature vs Resistance Values (Approximate) | ||
| 100 | 212 | 155 |
| 90 | 194 | 208 |
| 80 | 176 | 283 |
| 70 | 158 | 392 |
| 60 | 140 | 552 |
| 50 | 122 | 793 |
| 45 | 113 | 958 |
| 40 | 104 | 1165 |
| 35 | 95 | 1425 |
| 30 | 86 | 1755 |
| 25 | 77 | 2176 |
| 20 | 68 | 2717 |
| 15 | 59 | 3428 |
| 10 | 50 | 4356 |
| 5 | 41 | 5578 |
| 0 | 32 | 7198 |
| 5 | 23 | 9362 |
| 10 | 14 | 12278 |
| 15 | 5 | 16229 |
| 20 | 4 | 21653 |
| 30 | 22 | 39631 |
| 40 | 40 | 75529 |
Temperature Versus Resistance (ECT)
Temperature Versus Resistance - Intake Air Temperature Sensor (Bosch Sensor)
| Temperature C°/F° | Resistance Minimum Ohms | Resistance Maximum Ohms |
|---|---|---|
| Bosch Intake Air Temperature (IAT) Sensor | ||
| 40/-40 | 36,595 | 42,717 |
| 20/-4 | 12,947 | 14,744 |
| 10/14 | 8,082 | 9,105 |
| 0/32 | 5,191 | 5,789 |
| 20/68 | 2,309 | 2,530 |
| 25/77 | 1,913 | 2,088 |
| 40/104 | 1,122 | 1,210 |
| 60/140 | 587 | 625 |
| 80/176 | 328 | 345 |
| 100/212 | 193 | 201 |
| 120/248 | 119 | 125 |
| 140/284 | 76 | 81 |
Temperature Versus Resistance - Intake Air Temperature Sensor (Bosch Sensor)
Temperature Versus Resistance - Intake Air Temperature Sensor (Delco Sensor)
| Temperature C°/F° | Resistance Minimum Ohms | Resistance Maximum Ohms |
|---|---|---|
| Delco Intake Air Temperature (IAT) Sensor | ||
| 40/-40 | 42,661 | 54,224 |
| 20/-4 | 14,039 | 17,333 |
| 10/14 | 8,529 | 10,399 |
| 0/32 | 5,358 | 6,458 |
| 20/68 | 2,308 | 2,727 |
| 25/77 | 1,904 | 2,236 |
| 40/104 | 1,113 | 1,292 |
| 60/140 | 571 | 655 |
| 80/176 | 309 | 351 |
| 100/212 | 175 | 197 |
| 120/248 | 103 | 116 |
| 140/284 | 67 | 73 |
| 150/302 | 54 | 59 |
Temperature Versus Resistance - Intake Air Temperature Sensor (Delco Sensor)
Altitude Versus Barometric Pressure
| Altitude Measured in Meters (m) | Altitude Measured in Feet (ft) | Barometric Pressure Measured in Kilopascals (kPa) | Barometric Pressure Measured in Pounds Per Square Inch (PSI) |
|---|---|---|---|
| Determine your altitude by contacting a local weather station or by using another reference source. | |||
| 4,267 | 14,000 | 56-64 | 8.1-9.3 |
| 3,962 | 13,000 | 58-66 | 8.4-9.6 |
| 3,658 | 12,000 | 61-69 | 8.8-10.0 |
| 3,353 | 11,000 | 64-72 | 9.3-10.4 |
| 3,048 | 10,000 | 66-74 | 9.6-10.7 |
| 2,743 | 9,000 | 69-77 | 10.0-11.2 |
| 2,438 | 8,000 | 71-79 | 10.3-11.5 |
| 2,134 | 7,000 | 74-82 | 10.7-11.9 |
| 1,829 | 6,000 | 77-85 | 11.2-12.3 |
| 1,524 | 5,000 | 80-88 | 11.6-12.8 |
| 1,219 | 4,000 | 83-91 | 12.0-13.2 |
| 914 | 3,000 | 87-95 | 12.6-13.8 |
| 610 | 2,000 | 90-98 | 13.1-14.2 |
| 305 | 1,000 | 94-102 | 13.6-14.8 |
| 0 | 0 Sea Level | 96-104 | 13.9-15.1 |
| 305 | 1,000 | 101-105 | 14.6-15.2 |
Altitude Versus Barometric Pressure