Sensor Operating Range Charts
NOTE:
Unless stated otherwise in test procedure, perform all voltage tests with a Digital Volt-Ohmmeter (DVOM) with a minimum 10-megohm input impedance.
COOLANT TEMPERATURE RESISTANCE TEST
| Temperature: °F (°C) |
Ohms |
| 212 (100) |
177 |
| 194 (90) |
241 |
| 176 (80) |
332 |
| 158 (70) |
467 |
| 140 (60) |
667 |
| 122 (50) |
973 |
| 113 (45) |
1188 |
| 104 (40) |
1459 |
| 95 (35) |
1802 |
| 86 (30) |
2238 |
| 77 (25) |
2796 |
| 68 (20) |
3520 |
| 59 (15) |
4450 |
| 50 (10) |
5670 |
| 41 (5) |
7280 |
| 32 (0) |
9420 |
| 23 (-5) |
12,300 |
| 14 (-10) |
16,180 |
| 5 (-15) |
21,450 |
| -4 (-20) |
28,680 |
| -22 (-30) |
52,700 |
| -40 (-40) |
100,700 |
MAP SENSOR VOLTAGE TEST
| Altitude: Feet |
Volts |
| Below 1000 |
3.8-5.5 |
| 1000-2000 |
3.6-5.3 |
| 2000-3000 |
3.5-5.1 |
| 3000-4000 |
3.3-5.0 |
| 4000-5000 |
3.2-4.8 |
| 5000-6000 |
3.0-4.6 |
| 6000-7000 |
2.9-4.5 |
| 7000-8000 |
2.8-4.3 |
| 8000-9000 |
2.6-4.2 |
| 9000-10,000 |
2.5-4.0 |
MANIFOLD AIR TEMP SENSOR RESISTANCE TEST
| Temperature: °F (°C) |
Ohms |
| 212 (100) |
185 |
| 160 (70) |
450 |
| 100 (38) |
1800 |
| 70 (20) |
3400 |
| 40 (4) |
7500 |
| 20 (-7) |
13,500 |
| 0 (-18) |
25,000 |
| -40 (-40) |
100,700 |
OIL TEMP SENSOR RESISTANCE TEST (CORVETTE)
| Temperature: °F (°C) |
Ohms |
| 212 (100) |
185 |
| 160 (70) |
450 |
| 100 (38) |
1800 |
| 70 (20) |
3400 |
| 40 (4) |
7500 |
| 20 (-7) |
13,500 |
| 0 (-18) |
25,000 |
| -40 (-40) |
100,700 |
OXYGEN SENSOR VOLTAGE TEST
| Condition |
Volt |
| Lean |
.1 |
| Rich |
.9 |