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STANDARD PROCEDURE - LOW PRESSURE NOTE: Assure fuel tank quantity and proper fuel NOTE: When the ignition switch is turned to the ON The low pressure pump draws fuel out of the fuel tank module and pushes the fuel towards the fuel fil- (1) Disconnect the negative battery cable. supply to the high pressure pump (Fig. 4). (3) Connect negative battery cable. observe the fuel gauge reading (Fig. 5). (5) The fuel pressure should be 4.0 to 4.5 bar (58 - 65 psi) If the fuel pressure is below specification, Fig. 3 WATER IN FUEL SENSOR 1 - WIF SENSOR Fig. 4 FUEL GAUGE CONNECT AT HIGH PRESSURE PUMP 1 - FUEL SUPPLY FITTING Fig. 5 FUEL PRESSURE TEST AT HIGH PRESSURE PUMP 14 - 4 FUEL SYSTEM VA |