Fuel Gauge Sending Unit
Disconnect battery cables. Remove fuel tank sending unit. Connect ohmmeter to sending unit connector terminals. See FUEL GAUGE SENDING UNIT CONNECTOR TERMINALS table. Position sender float/arm and ensure resistances are within specifications. See FUEL GAUGE SENDING UNIT RESISTANCE - OHMS table. If sending unit resistances are not within specifications, replace sending unit.
FUEL GAUGE SENDING UNIT CONNECTOR TERMINALS
| Models | Terminal Wire Colors |
|---|---|
| Metro | Yellow/Red & Unit Ground |
| Prizm | Yellow/Red & Brown |
| Storm | Yellow/Red & Brown/Red |
| Tracker | Yellow/Red & Unit Ground |
FUEL GAUGE SENDING UNIT RESISTANCE - OHMS
| Model | Full | 1/2 | Empty |
|---|---|---|---|
| Metro & Tracker | 1 -5 | 28.5 -36.5 | 112 -128 |
| Prizm | 3 | 60 | 115 |
| Storm | 1 -5 | 28.5 -36.5 | 103 -117 |