GS 300 RWD V6-3.0L (3GR-FSE) (2006)
Fuel Injector: Service and Repair
REMOVAL
CAUTION: Do not allow fuel to spray when removing the pipe between the high pressure side fuel pump and the fuel injector. The fuel in the pipe is
highly pressurized.
1. DISCHARGE FUEL SYSTEM PRESSURE
CAUTION:
-
Do not disconnect any part of the fuel system until you have discharged the fuel system pressure.
-
Even after discharging the fuel pressure, place a shop rag over fittings as you separate them to reduce the risk of fuel spray on yourself or in the
engine compartment.
a. Disconnect the cable from the negative (-) battery terminal.
CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt
pretensioner activation.
b. Disconnect the fuel pump connector.
c. Connect the cable to the negative (-) battery terminal.
d. Start the engine. After the engine has stopped on its own, turn the engine switch off.
HINT: DTC P0171/P0172 (system too lean) may be set.
e. Crank the engine again, then check that the engine does not start.
f.
Loosen the fuel tank cap, then discharge the pressure in the fuel tank completely.
g. Connect the fuel pump connector.
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt
pretensioner activation.
3. REMOVE COOL AIR INTAKE DUCT SEAL
4. REMOVE ENGINE UNDER COVER
5. DRAIN ENGINE COOLANT
6. REMOVE ENGINE ROOM SIDE COVER RH
7. REMOVE V-BANK COVER
8. DISCONNECT NO. 2 VENTILATION HOSE
9. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE
10. DISCONNECT COLD START INJECTOR
11. DISCONNECT WATER BY-PASS HOSE
12. DISCONNECT HEATER WATER INLET HOSE