Vapor Pressure Sensor ASSY (3MZ-FE): Replacement

WARNING: This page is about a different car, the 2004 Lexus ES 330. However, it is still accessible from the selected car via links, so may be relevant.

DISCHARGE FUEL SYSTEM PRESSURE (See FUEL SYSTEM (3MZ-FE) )
DISCONNECT ENGINE WIRE NO. 3 (BATTERY NEGATIVE TERMINAL)
REMOVE REAR SEAT CUSHION ASSY (See REAR SEAT )
REMOVE REAR FLOOR SERVICE HOLE COVER (See FUEL SUCTION W/PUMP & GAUGE TUBE ASSY (3MZ-FE) )
REMOVE FUEL SUCTION W/PUMP & GAUGE TUBE ASSY (See FUEL SUCTION W/PUMP & GAUGE TUBE ASSY (3MZ-FE) )
DISCONNECT FUEL PUMP TUBE SUB-ASSY
1. Remove the tube joint clip, then pull out the fuel pump tube.
  
  Fig 1: Removing Tube Joint Clip
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  NOTE:
  - Check around the quick connector for dirt or mud before this operation. Remove the dirt if necessary.
  - Be careful of mud because the quick connector has an O-ring which seals the pipe and quick connector that can be contaminated.
  - Do not use any tools in this operation.
  - Do not bend or twist the nylon tube. Protect the quick connector by covering it with a vinyl or plastic bag.
  - When the pipe and quick connector are stuck, push and pull the quick connector to release. Pull the quick connector carefully.
    
    Fig 2: Pulling Out Fuel Pump Tube
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE FUEL TANK VENT TUBE SET PLATE
1. Remove the 8 bolts, then remove the fuel tank vent tube set plate.
  
  Fig 3: Removing Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE VAPOR PRESSURE SENSOR ASSY
1. Remove the cover.
2. Remove the tube joint clip, then pull out the vapor pressure sensor.
  
  Fig 4: Removing Tube Joint Clip
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL VAPOR PRESSURE SENSOR ASSY
1. Install the vapor pressure sensor with the tube joint clip.
  
  Fig 5: Installing Vapor Pressure Sensor With Tube Joint Clip
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  NOTE:
  - Check the connected part for damage or foreign objects.
  - Check that the vapor pressure sensor is inserted securely.
  - Check that the tube joint clip is on the collar of the vapor pressure sensor.
  - After installing the tube joint clip, check that the vapor pressure sensor has not been pulled off.
2. Install the cover.
INSTALL FUEL TANK VENT TUBE SET PLATE
1. Align the mark of the fuel tank vent tube set plate with the fuel suction tube w/pump & gauge.
2. Install the fuel tank vent tube set plate with the 8 bolts.
  
  Fig 6: Installing Fuel Tank Vent Tube Set Plate With Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Torque: 5.9 N.m (60 kgf.cm, 52 in.lbf)
CONNECT FUEL PUMP TUBE SUB-ASSY
1. Instal the fuel pump tube with the tube joint clip.
  
  Fig 7: Installing Fuel Pump Tube With Tube Joint Clip
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  NOTE:
  - Check the connected part for damage or foreign objects.
  - Check that the vapor pressure sensor is inserted securely.
  - Check that the tube joint clip is on the collar of the vapor pressure sensor.
  - After installing the tube joint clip, check that the vapor pressure sensor has not been pulled off.
CONNECT ENGINE WIRE NO. (BATTERY NEGATIVE TERMINAL)
Torque: 5.4 N.m (55 kfg.cm, 48 in.lbf)
CHECK FOR FUEL LEAKS (See ON-VEHICLE INSPECTION )
REMOVE REAR FLOOR SERVICE HOLE COVER (See FUEL SUCTION W/PUMP & GAUGE TUBE ASSY (3MZ-FE) )
INSTALL REAR SEAT CUSHION ASSY . See REAR SEAT .
SYSTEM INITIALIZATION (See PRECAUTION )