move the gauge to the fuel filter input line and re-
test. (Fig. 6).
(6) If the fuel pressure is still below specification,
replace the fuel pump. If the fuel pressure is within
the specification, replace the fuel filter and retest at
the high pressure pump to verify system function.
Fig. 6 FUEL PRESSURE TEST AT FILTER
1 - FUEL SUPPLY FROM FUEL TANK
2 - FUEL FILTER ASSEMBLY
VA FUEL SYSTEM 14 - 5
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