Fuel Pump Control Unit (Q45) Test: Notes
- Unit is located above fuel tank at rear of vehicle. Disconnect fuel pump control unit connector. Install 3 jumper wires from unit side of harness, terminals No. 5, 6 and 7, to ECU side of harness, terminals "E", "F" and "G" respectively. See Fig 1
.
- Connect first one, then 2, and finally 3 jumper wires as indicated in illustration. Using a DVOM, check voltage at fuel pump control unit connector as each jumper wire is connected. See Fig 1
. If voltage readings are not as indicated, replace fuel pump control unit.
Courtesy of NISSAN MOTOR CO., U.S.A.