Engine. Lexus Gs430, Gs300. Uzs190 Grs190
3Gr-Fse Fuel. Lexus Gs430, Gs300. Uzs190 Grs190
Fuel Pump -- Reassembly |
1. INSTALL FUEL PRESSURE REGULATOR ASSEMBLY |
Apply a light coat of gasoline to 2 new O-rings, and install it to the fuel pressure regulator.
![]() |
Install the fuel pressure regulator to the fuel relief valve.
Install the clip to the relief valve.
![]() |
2. INSTALL FUEL RELIEF VALVE ASSEMBLY |
![]() |
Apply a light coat of gasoline to a new O-ring, and install the fuel relief valve to the fuel filter.
3. INSTALL FUEL PUMP ASSEMBLY |
Install the fuel pump spacer to the fuel pump.
![]() |
Apply a light coat of gasoline to a new seal, and install it to the fuel pump.
Install the fuel pump to the fuel filter.
Connect the fuel pump connector.
4. INSTALL FUEL SUB-TANK ASSEMBLY |
![]() |
Apply a light coat of gasoline to a new O-ring, and install the O-ring and fuel sub-tank to the fuel filter.
5. INSTALL FUEL SENDER GAUGE ASSEMBLY |
![]() |
Set the fuel sender gauge to the fuel sub-tank. Then slide the sender gauge downward to install it.
Connect the fuel sender gauge connector.