Murano FWD V6-3.5L (VQ35) (2004)
Fuel Rail: Service and Repair
FUEL INJECTOR AND FUEL TUBE
CAUTION: Do not remove or disassemble parts unless instructed as shown in the figure.
REMOVAL
WARNING: To avoid the danger of being scalded, never drain the engine coolant when the engine is hot.
1. Remove the engine cover.
2. Perform the Fuel Pressure Release Procedure.
3. Remove the RH windshield wiper arm and the RH cowl top cover.
4. Remove radiator cover grille, air duct (inlet), air cleaner case, air duct assembly and mass air flow sensor.
5. Disconnect electric throttle control actuator and engine coolant hoses.
CAUTION: Handle carefully to avoid any shock to the electric throttle control actuator.
6. Disconnect vacuum hose, fuel injectors electrical connectors, and PCV hose.
CAUTION: Cover any engine openings to avoid the entry of any foreign material.
7. Remove the vacuum tank from intake manifold collector (lower).
8. Disconnect the power steering hose bracket.
9. Remove the intake manifold collector (upper and lower).
The intake manifold collector (upper) should be moved aside with water hoses connected.
10. Remove fuel feed hose (with damper) from fuel tube.
CAUTION:
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While hoses are disconnected, plug them to prevent fuel from draining.
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Do not separate fuel damper and fuel feed hose.
11. Disconnect fuel feed hose (with damper) quick connector at vehicle piping side. When separating fuel
feed hose and centralized under-floor piping connection, disconnect quick connector with the following