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*FUEL PRESSURE LEAK DOWN (CONTINUED) 2. FUEL INJECTOR(S) WARNING: The fuel system is under a constant pressure (even with the engine off). Before testing or ser- Start the engine and allow the fuel system to reach maximum pressure. Turn the ignition off. NOTE: NOTE: Fuel specification is 407 KPa +/- 34 KPa (59 psi +/- 5 psi). Monitor the fuel pressure gauge for a minimum of 5 minutes. NOTE: The pressure should not fall below 241 KPa (35 psi) Does the fuel pressure drop? Yes >> Replace the leaking fuel injectors. Perform POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) No >> Test Complete. 9 - 746 ENGINE ELECTRICAL DIAGNOSTICS ND |