Low-Pressure Lines
Fuel supply line restrictions or a defective fuel transfer pump can cause starting problems and prevent the engine from revving up.The starting problems include; low power and blue or white fog like exhaust.
Test all fuel supply lines for restrictions or blockage.
Flush or replace as necessary.
Bleed the fuel system of air once a fuel supply line has been replaced. Refer to the Air Bleed Procedure.
Also refer to the Fuel Transfer Pump Pressure Test for restriction tests.