Gauge Testing
Compare resistance values of malfunctioning gauge to specifications. See OIL PRESSURE GAUGE RESISTANCES , FUEL GAUGE RESISTANCES and TEMPERATURE GAUGE RESISTANCES .
OIL PRESSURE GAUGE RESISTANCES
| Oil pressure (psi) | Ohms | |
|---|---|---|
| Cherokee & Comanche | ||
| 0 | 1 | |
| 40 | 46 | |
| 80 | 87 | |
| Wrangler | ||
| 0 | 1 | |
| 40 | 46 | |
| 80 | 90 | |
FUEL GAUGE RESISTANCES
| Application | Ohms | |
|---|---|---|
| Cherokee & Comanche | ||
| Empty | 105 | |
| 1/2 Full | 33 | |
| Full | 5 | |
| Wrangler | ||
| Empty | 0 | |
| 1/2 Full | 44 | |
| Full | 89 | |
TEMPERATURE GAUGE RESISTANCES
| Application & Test Temperature | Ohms | |
|---|---|---|
| Cherokee & Comanche | ||
| 100°F (38°C) | 1365.0 | |
| 220°F (104°C) | 93.5 | |
| 260°F (127°C) | 55.1 | |
| Wrangler | ||
| 100°F (82°) | 1365.0 | |
| 210°F (99°C) | 115.0 | |
| 240°F (116°C) | 55.1 | |