Fuel Gauge Sending Unit
WARNING:
Relieve fuel pressure before servicing fuel system.
- Remove fuel gauge sending unit. Connect ohmmeter between the Yellow and Black wire terminals of fuel gauge sending unit connector.
- Measure resistance with fuel gauge sending unit float at specified position. See FUEL GAUGE SENDING UNIT RESISTANCE . If resistance is not as specified, replace fuel gauge sending unit.
FUEL GAUGE SENDING UNIT RESISTANCE (1)
| Float Position | Ohms | |||
|---|---|---|---|---|
| Miata | ||||
| Fully Raised | 2.4-3.6 | |||
| Three-Quarters | 15.2-16.4 | |||
| Mid-Range | 31.8-33.2 | |||
| One-Quarter | 62.7-65.7 | |||
| Fully Lowered | 107.5-112.5 | |||
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