open gas tank TOYOTA SIENNA 2007 Service Repair Manual

2GR-FE FUEL – FUEL SYSTEMFU–1
FU
FUEL SYSTEM
PRECAUTION
1. PRECAUTION
(a) Before inspecting and repairing the fuel system,
disconnect the cable from the negative (-) battery
terminal.
(b) Do not smoke or work near fire when handling the
fuel system.
(c) Keep gasoline away from rubber or leather parts.
2. DISCHARGE FUEL SYSTEM PRESSURE (*1)
CAUTION:
• Perform the following procedures to prevent fuel
from spilling out before removing any fuel system
parts.
• Pressure will still remain in the fuel line even after
performing the following procedures. When
disconnecting the fuel line, cover it with a shop
rag or a piece of cloth to prevent fuel from
spraying or coming out.
(a) Remove the circuit opening relay from the engine
room relay block.
(b) Start the engine.
(c) After the engine stops, turn the engine switch off.
HINT:
DTC P0171/25 (fuel problem) may be detected.
(d) Crank the engine again. Check that the engine does
not start.
(e) Remove the fuel tank cap to discharge pressure
from the fuel tank.
(f) Disconnect the cable from the negative (-) battery
terminal.
(g) Reinstall the circuit opening relay.
3. FUEL SYSTEM
(a) When disconnecting the high pressure fuel line, a
large amount of gasoline will spill out, so observe
the following procedures:
(1) Discharge the fuel system pressure(*1).
(2) Disconnect the fuel pump tube (See page FU-
30).
(3) Drain the fuel that remains in the fuel pump tube.
(4) To protect the disconnected fuel pump tube from
damage and contamination, cover it with a
plastic bag.
(5) Put a container under the connectors.
A075349E01
B000679E07