FixVault

Fuel Pump

To test system, see appropriate FUEL PUMP  diagnostic chart, also see CODE 22 diagnostic procedures in TESTS W/CODES article.

To test fuel pump, disconnect fuel pump connector, accessible under vehicle body. At fuel pump connector, check resistance between wire terminals specified in FUEL PUMP RESISTANCE TEST table. If resistance is not as specified, replace fuel pump.

FUEL PUMP RESISTANCE TEST

Application (1) Terminals (Wire Colors) (2) Ohms
Pathfinder Black & White/Blue 1.5
Pickup
2.4L Black & White/Blue (3) *
3.0L Black & White/Blue 1.5
(1) If more than one Black wire is used at fuel pump connector, check resistance between wire specified in table and both Black wires at connector.
(2) Values are approximate.
(3) Ensure continuity exists.