Resistance Tests
- Disconnect temperature gauge sending unit connector. Connect Red lead of Checker (49 0839 285) to connector terminal and checker Black lead to body ground. See Fig 1 .
- Set checker to test resistance. See Fig 1 . See TEMPERATURE GAUGE RESISTANCE table. If number of segments lit does not agree with table, replace gauge.
TEMPERATURE GAUGE RESISTANCE TEST
| Set Resistance (Ohms) | Number of Segments Lit |
|---|---|
| More Than 169 | 1 |
| 140-169 | 2 |
| 118-140 | 3 |
| 85-118 | 4 |
| 30-85 | 5 |
| 27-30 | 6 |
| 23-27 | 7 |
| 20-23 | 8 |
| 17-20 | 9 |
| Less Than 17 | ALL |