LS 460 V8-4.6L (1UR-FSE) (2007)
Fuel Pressure Sensor: Service and Repair
REMOVAL
1. PRECAUTION
2. DISCHARGE FUEL SYSTEM PRESSURE
a. Discharge fuel system pressure.
3. 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.
NOTE: After the engine switch is turned off, the HDD navigation system requires approximately 6 minutes to record various types of memory
and settings. As a result, after turning the engine switch off, wait 6 minutes or more before disconnecting the cable from the negative (-) battery
terminal.
4. REMOVE INTAKE MANIFOLD
a. Remove the intake manifold.
5. REMOVE NO. 2 ENGINE COVER SUB-ASSEMBLY
a. Remove the engine cover from the engine.
6. REMOVE FUEL PRESSURE SENSOR
a. Disconnect the connector.
b. Remove the fuel pressure sensor and gasket.
INSTALLATION
1. INSTALL FUEL PRESSURE SENSOR
a. Install a new gasket to the fuel pressure sensor.