October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Sensor Operating Range Charts
COOLANT TEMPERATURE SENSOR 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 TEMPERATURE 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 TEMPERATURE 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 |