3.
Check motor operation by fuel pump connector (A) connecting power(No.2) and ground(No.4)
Pin No. | discription |
1 | Fuel sender signal |
2 | Fuel pump (+) |
3 | Fuel sender ground |
4 | Fuel pump (-) |
Turn ignition switch OFF and disconnect the battery negative (-) terminal.
Remove the fuel pump assembly.
Check motor operation by fuel pump connector (A) connecting power(No.2) and ground(No.4)
Pin No. | discription |
1 | Fuel sender signal |
2 | Fuel pump (+) |
3 | Fuel sender ground |
4 | Fuel pump (-) |
Turn ignition switch OFF and disconnect the battery negative (-) terminal.
Remove the fuel pump assembly.
Using an ohmmeter, measure the resistance between terminals 1 and 3 of sender connector (A) at each float level.
Pin No. | discription |
1 | Fuel sender signal |
2 | Fuel pump (+) |
3 | Fuel sender ground |
4 | Fuel pump (-) |
Also check that the resistance changes smoothly when the float is moved from "E" to "F".
Position | Resistance (Ω) | Capacity (ℓ) |
E | 197 ~ 203 | 3.0 |
1/2 | 64.2 ~ 68.2 | 24.6 |
F | 6 ~ 10 | 49.0 |
