D21 Hardbody 4WD V6-2960cc 3.0L SOHC MFI (VG30E) (1991)
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17. Inspect the fuel return lines for restrictions (kinks, bends or collapsed hoses).
a. If O.K. proceed to step 18.
b. If not O.K., repair or replace as needed and re-test.
18. Replace the fuel pump and re-test.