Resistance Tests
Remove fuel gauge sending unit and disconnect sending unit connector. Connect an ohmmeter between connector terminals. Move float to various positions indicated and check resistance readings against SENDING UNIT RESISTANCE SPECIFICATIONS table. If resistance is not as specified, replace fuel gauge sending unit.
SENDING UNIT RESISTANCE SPECIFICATIONS
| Float Position | Resistance Range |
|---|---|
| Fully Raised | 1-5 ohms |
| Three-Quarters | 28-36 ohms |
| One-Quarter | 45-57 ohms |
| Fully Lowered | 103-117 ohms |