Fuel: Removal & Installation Lexus LS IV

REMOVAL

1. PRECAUTION (See «REMOVAL» )
2. DISCHARGE FUEL SYSTEM PRESSURE Discharge fuel system pressure (see «PRECAUTION» ).
3. REMOVE COWL TOP VENTILATOR LOUVER RH (See «REMOVAL» )
4. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 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.
5. REMOVE REAR SEAT ASSEMBLY LH (for Power Seat) Remove the rear seat assembly LH (see «REMOVAL»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
6. REMOVE REAR SEAT ASSEMBLY LH (for Ottoman) Remove the rear seat assembly LH (see «REMOVAL»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
7. REMOVE REAR SEAT CUSHION ASSEMBLY (for Fixed Seat Type) Remove the rear seat cushion assembly (see «REMOVAL»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
8. REMOVE REAR FLOOR NO. 2 SERVICE HOLE COVER (See «REMOVAL» )
9. REMOVE FUEL SUCTION WITH PUMP AND GAUGE TUBE ASSEMBLY (See «REMOVAL» )

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1. REMOVE FUEL SENDER GAUGE ASSEMBLY Disconnect the fuel sender gauge connector from the fuel suction plate. Press down on the sender gauge claw labeled A. Then slide the sender gauge upward. NOTE: Do not touch the sender plate's resistance plate area or the contact area.
2. REMOVE FUEL SUCTION PLATE SUB-ASSEMBLY Disconnect the fuel pump connector from the fuel suction plate. Using needle nose pliers, remove the E-ring. Remove the fuel suction plate and spring from the sub-tank.
3. REMOVE FUEL FILTER Disengage the 2 claws and remove the filter from the sub-tank.
4. REMOVE JET PUMP Using a screwdriver with the tip taped, remove the jet pump from the sub-tank. Remove the O-ring from the jet pump.
5. REMOVE FUEL PRESSURE REGULATOR ASSEMBLY Detach the 2 claws of the fuel filter and remove the cap. Remove the fuel pressure regulator from the fuel filter. Remove the 2 O-rings from the pressure regulator.

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1. INSTALL FUEL PRESSURE REGULATOR ASSEMBLY Apply a light coat of gasoline to 2 new O-rings, and install them onto the fuel pressure regulator. Install the fuel pressure regulator to the fuel filter. Attach the 2 claws of the fuel filter and install the cap. NOTE: Make sure the O-rings are not cut or pinched during the installation. Attach the claws securely.
2. INSTALL JET PUMP Apply gasoline to a new O-ring and install it to the jet pump. Install the jet pump to the sub-tank as shown in the illustration.
3. INSTALL FUEL FILTER Install the fuel filter to the sub-tank and attach the 2 claws.
4. INSTALL FUEL SUCTION PLATE SUB-ASSEMBLY Install the spring to the fuel suction plate shaft. Install the fuel suction plate to the sub-tank. Install a new E-ring. Connect the fuel pump connector to the fuel suction plate.
5. INSTALL FUEL SENDER GAUGE ASSEMBLY Set the fuel sender gauge to the fuel sub-tank. Then slide the sender gauge downward to install it. Connect the fuel sender gauge connector to the fuel suction plate. NOTE: Do not touch the sender plate's resistance plate area or the contact area.

INSTALLATION

1. INSTALL FUEL SUCTION WITH PUMP AND GAUGE TUBE ASSEMBLY (See «INSTALLATION» )
2. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
3. INSTALL COWL TOP VENTILATOR LOUVER RH (See «INSTALLATION» )
4. PERFORM INITIALIZATION Perform initialization (see «INITIALIZATION» ). NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.
5. INSPECT FOR FUEL LEAK (See «ON-VEHICLE INSPECTION» )
6. INSTALL REAR FLOOR NO. 2 SERVICE HOLE COVER Install the service hole cover with new butyl tape.
7. INSTALL REAR SEAT ASSEMBLY LH (for Power Seat) Install the rear seat assembly LH (see «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
8. INSTALL REAR SEAT ASSEMBLY LH (for Ottoman) Install the rear seat assembly LH (see «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
9. INSTALL REAR SEAT CUSHION ASSEMBLY (for Fixed Seat Type) Install the rear seat cushion assembly (see «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).

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1. PRECAUTION (See «REMOVAL» )
2. DISCHARGE FUEL SYSTEM PRESSURE Discharge fuel system pressure (see «PRECAUTION» ).
3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 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 Remove the intake manifold (see «REMOVAL»(/lexus/ls/iv-2006-2012/remont/mechanical/#intake) ).
5. DISCONNECT NO. 1 FUEL PIPE SUB-ASSEMBLY Lift up the retainer to release its lock. Pinch the tube connector and then pull out the fuel hose. NOTE: Check for any dirt and foreign matter contamination in the pipe and around the connector. Clean if necessary. Foreign matter may damage the O-rings or cause leaks in the seal between the pipe and connector. Do not use any tools to separate the pipe and connector. Do not forcefully bend or twist the nylon tube. Check for any dirt and foreign matter on the pipe seal surface. Clean if necessary. Put the pipe and connector ends in plastic bags to prevent damage and dirt contamination. If the pipe and connector are stuck together, pinch the tube between your fingers and turn it carefully to free it. Then disconnect the hose.
6. REMOVE NO. 3 ENGINE COVER SUB-ASSEMBLY Remove the 2 bolts and bracket. Remove the 2 clips and No. 3 engine cover.
7. REMOVE FUEL PRESSURE PULSATION DAMPER ASSEMBLY Remove the bolt and bracket. Disconnect the connector from the delivery pipe. Disconnect the 3 fuel hoses. Using SST, loosen the 2 fuel pressure pulsation dampers. SST 09612-24014 (09617-24011) Remove the 2 clamp bolts shown in the illustration. Remove the 2 pulsation dampers, 4 gaskets and No. 1 fuel pipe.

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1. INSTALL FUEL PRESSURE PULSATION DAMPER ASSEMBLY Temporarily install each dampers together with 2 new gaskets and the pipe to the fuel pump. Install the 2 clamp bolts. Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf) Using SST, tighten the 2 dampers. SST 09612-24014 (09617-24011) Torque: without SST 40 N*m (408 kgf*cm, 30 ft.*lbf) with SST 35 N*m (357 kgf*cm, 26 ft.*lbf) HINT: Use a torque wrench with a fulcrum length of 30 cm (11.8 in.). Make sure SST and torque wrench are connected in a straight line. Connect the 3 fuel hoses. Connect the connector to the delivery pipe. Install the bracket with the bolt. Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
2. INSTALL NO. 3 ENGINE COVER SUB-ASSEMBLY Install the No. 3 engine cover with the 2 clips. Install the bracket with the 2 bolts. Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
3. CONNECT NO. 1 FUEL PIPE SUB-ASSEMBLY Push in the tube connector to the pipe until the tube connector makes a "click" sound. Push down on the retainer to lock it in place. NOTE: Check that there is no damage or foreign objects on the connected part of the fuel pipe. After connecting, check that the fuel tube connector and the pipe are securely connected by pulling on them.
4. INSTALL INTAKE MANIFOLD Install the intake manifold (see «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/mechanical/#intake__installation) ).
5. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
6. PERFORM INITIALIZATION Perform initialization (see «INITIALIZATION» ). NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable to the negative (-) battery terminal.
7. ADD ENGINE COOLANT (See «REPLACEMENT»(/lexus/ls/iv-2006-2012/remont/cooling-system-mechanical/#cooling) )
8. INSPECT FOR COOLANT LEAK (See «PROBLEM SYMPTOMS TABLE»(/lexus/ls/iv-2006-2012/remont/cooling-system-mechanical/#cooling__problem-symptoms-table) )
9. INSPECT FOR FUEL LEAK (See «ON-VEHICLE INSPECTION» )

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1. PRECAUTION (See «REMOVAL» )
2. DISCHARGE FUEL SYSTEM PRESSURE Discharge fuel system pressure (see «PRECAUTION» ).
3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 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 Remove the intake manifold (see «REMOVAL»(/lexus/ls/iv-2006-2012/remont/mechanical/#intake) ).
5. REMOVE NO. 2 ENGINE COVER SUB-ASSEMBLY
6. REMOVE FUEL PRESSURE SENSOR Disconnect the connector. Remove the fuel pressure sensor and gasket.

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1. INSPECT FUEL PRESSURE SENSOR Check the fuel pressure sensor output voltage. Measure the voltage according to the value(s) in the table below. Standard voltage STANDARD VOLTAGE Tester Connection Condition Specified Condition 2 (PR) - 3 (E2) Apply 5 V between terminals 1 (VC) and 3 (E2) Approximately 0.5 V If the result is not as specified, replace the fuel pressure sensor. HINT: The above voltage is output when pressure is not applied (0 kPa (0 kgf/cm 2 , 0 psi)) to the sensor.

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1. INSTALL FUEL PRESSURE SENSOR Install a new gasket to the fuel pressure sensor. Using SST, install the fuel pressure sensor to the fuel delivery pipe. SST 09922-10010 Torque: without SST 44 N*m (449 kgf*cm, 32 ft.*lbf) with SST 30 N*m (306 kgf*cm, 22 ft.*lbf) NOTE: Do not apply oil to threads of the pressure sensor and delivery pipe. Do not allow foreign matter to enter the pipe during the installation. HINT: Use a torque wrench with a fulcrum length of 30 cm (11.8 in.). Make sure SST and torque wrench are connected in a straight line. Connect the connector.
2. INSTALL NO. 2 ENGINE COVER SUB-ASSEMBLY
3. INSTALL INTAKE MANIFOLD Install the intake manifold (see «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/mechanical/#intake__installation) ).
4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
5. PERFORM INITIALIZATION Perform initialization (see «INITIALIZATION» ). NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable to the negative (-) battery terminal.
6. ADD ENGINE COOLANT (See «REPLACEMENT»(/lexus/ls/iv-2006-2012/remont/cooling-system-mechanical/#cooling) )
7. INSPECT FOR COOLANT LEAK (See «ON-VEHICLE INSPECTION»(/lexus/ls/iv-2006-2012/remont/cooling-system-mechanical/#cooling) )
8. INSPECT FOR FUEL LEAK (See «ON-VEHICLE INSPECTION» )

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1. PRECAUTION (See «REMOVAL» )
2. DISCHARGE FUEL SYSTEM PRESSURE Discharge fuel system pressure (see «PRECAUTION» ).
3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 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 Remove the intake manifold (see «REMOVAL»(/lexus/ls/iv-2006-2012/remont/mechanical/#intake) ).
5. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY Remove the engine cover from the engine.
6. REMOVE FUEL RELIEF VALVE ASSEMBLY Remove the No. 1 fuel pipe. Disconnect the No. 3 fuel hose from the relief valve. Using a 14 mm deep socket wrench, remove the relief valve and gasket from the No. 2 delivery pipe.

1. INSTALL FUEL RELIEF VALVE ASSEMBLY Install a new gasket to the relief valve. Using a 14 mm deep socket wrench, install the relief valve to the No. 2 delivery pipe. Torque: 29 N*m (296 kgf*cm, 21 ft.*lbf) NOTE: Do not apply oil to the threads of the relief valve and delivery pipe. Do not allow foreign matter to enter the pipe during the installation. Install the No. 1 fuel pipe. Connect the No. 3 fuel hose.
2. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY
3. INSTALL INTAKE MANIFOLD Install the intake manifold (see «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/mechanical/#intake__installation) ).
4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
5. PERFORM INITIALIZATION Perform initialization (see «INITIALIZATION» ). NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.
6. ADD ENGINE COOLANT (See «REPLACEMENT»(/lexus/ls/iv-2006-2012/remont/cooling-system-mechanical/#cooling) )
7. INSPECT FOR COOLANT LEAK (See «ON-VEHICLE INSPECTION»(/lexus/ls/iv-2006-2012/remont/cooling-system-mechanical/#cooling) )
8. INSPECT FOR FUEL LEAK (See «ON-VEHICLE INSPECTION» )

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1. REMOVE COWL TOP VENTILATOR LOUVER RH (See «REMOVAL» )
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 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.
3. REMOVE V-BANK COVER SUB-ASSEMBLY (See «REMOVAL»(/lexus/ls/iv-2006-2012/remont/testing-diagnostics/#engine-control-system) )
4. REMOVE AIR CLEANER INLET COVER SUB-ASSEMBLY (See «REMOVAL»(/lexus/ls/iv-2006-2012/remont/testing-diagnostics/#engine-control-system) )
5. REMOVE ENGINE ROOM SIDE COVER LH (See «REMOVAL» )
6. REMOVE ENGINE ROOM SIDE COVER (See «REMOVAL» )
7. REMOVE NO. 1 AIR CLEANER INLET (See «REMOVAL»(/lexus/ls/iv-2006-2012/remont/testing-diagnostics/#engine-control-system) )
8. REMOVE INTAKE AIR CONNECTOR PIPE (See «REMOVAL»(/lexus/ls/iv-2006-2012/remont/testing-diagnostics/#engine-control-system) )
9. REMOVE AIR CLEANER CAP LH Remove the air cleaner cap LH.
10. REMOVE AIR CLEANER CAP RH Remove the air cleaner cap RH.
11. DISCONNECT ENGINE WIRE (See «REMOVAL»(/lexus/ls/iv-2006-2012/remont/mechanical/#intake) )
12. REMOVE INJECTOR DRIVER Disconnect the 8 injector driver connectors. Disconnect the 6 connectors with wire harness locks and the 2 connectors without wire harness locks from the 2 injector drivers. HINT: To release each connector lock, push the claw downward ("Release" in the illustration) and move the lock lever ("Move" in the illustration). Remove the 2 bolts, 2 nuts and 2 injector drivers with bracket. NOTE: Be careful not to drop or strike the injector driver. Remove the 8 nuts and 2 injector drivers from the bracket.

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1. INSTALL INJECTOR DRIVER NOTE: Be careful not to drop or strike the injector driver. The injector driver is grounded at the bolt and nut. To ensure that it is grounded, clean all oil and foreign matter from the installation areas of the injector driver and engine before installing the injector driver. Install the 2 injector drivers to the bracket with the 8 nuts. Torque: 7.5 N*m (76 kgf*cm, 66 in.*lbf) Temporarily install the 2 injector drivers (with bracket) with the 2 bolts and 2 nuts. Tighten the 2 bolts and 2 nuts in the order shown in the illustration. Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf) Connect the 8 injector driver connectors. Connect the 6 connectors with wire harness locks and the 2 connectors without wire harness locks to the 2 injector drivers. NOTE: Connect the connector securely. HINT: Move the lock lever in the direction indicated by the arrow to lock the connector.
2. CONNECT ENGINE WIRE (See «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/mechanical/#intake__installation) )
3. INSTALL AIR CLEANER CAP LH Install the air cleaner cap LH.
4. INSTALL AIR CLEANER CAP RH Install the air cleaner cap RH.
5. INSTALL INTAKE AIR CONNECTOR PIPE (See «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/testing-diagnostics/#engine-control-system) )
6. INSTALL NO. 1 AIR CLEANER INLET (See «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/testing-diagnostics/#engine-control-system) )
7. INSTALL V-BANK COVER SUB-ASSEMBLY (See «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/testing-diagnostics/#engine-control-system) )
8. INSTALL ENGINE ROOM SIDE COVER LH (See «INSTALLATION» )
9. INSTALL ENGINE ROOM SIDE COVER (See «INSTALLATION» )
10. INSTALL AIR CLEANER INLET COVER SUB-ASSEMBLY (See «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/testing-diagnostics/#engine-control-system) )
11. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
12. INSTALL COWL TOP VENTILATOR LOUVER RH (See «INSTALLATION» )
13. PERFORM INITIALIZATION Perform initialization (see «INITIALIZATION» ). NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.

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1. PRECAUTION (See «REMOVAL» )
2. DISCHARGE FUEL SYSTEM PRESSURE Discharge fuel system pressure (see «PRECAUTION» ).
3. REMOVE COWL TOP VENTILATOR LOUVER RH (See «REMOVAL» )
4. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 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.
5. REMOVE REAR SEAT ASSEMBLY LH (for Power Seat) Remove the rear seat assembly LH (see «REMOVAL»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
6. REMOVE REAR SEAT ASSEMBLY LH (for Ottoman) Remove the rear seat assembly LH (see «REMOVAL»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
7. REMOVE REAR SEAT CUSHION ASSEMBLY (for Fixed Seat Type) Remove the rear seat cushion assembly (see «REMOVAL»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
8. REMOVE REAR FLOOR NO. 2 SERVICE HOLE COVER Remove the service hole cover and disconnect the connector from the fuel suction with pump and gauge tube.
9. REMOVE FUEL SUCTION WITH PUMP AND GAUGE TUBE ASSEMBLY Disconnect the fuel tank main tube and fuel tank return vent tube. Remove the 2 tube joint clips and disconnect the 2 fuel tubes. NOTE: Remove any dirt and foreign matter on the fuel tube joint before performing this work. Do not allow any scratches or foreign matter on the parts when disconnecting them, as the fuel tube joint contains the O-rings that seal the plug. Perform this work by hand. Do not use any tools. Do not forcibly bend, twist or turn the nylon tube. Protect the disconnected part by covering it with a plastic bag and tape after disconnecting the fuel tubes. Remove the 8 bolts and lower fuel tank vent tube set plate. Disconnect the fuel hose. Remove the fuel suction with pump and gauge tube from the fuel tank. NOTE: Make sure that the sender gauge arm does not bend. Do not damage the fuel suction with pump and gauge tube. Remove the gasket.

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1. REMOVE FUEL SENDER GAUGE ASSEMBLY Disconnect the fuel sender gauge connector from the fuel suction plate. Press down on the sender gauge claw labeled A. Then slide the sender gauge upward. NOTE: Do not touch the sender plate's resistance plate area or the contact area.
2. REMOVE FUEL SUCTION PLATE SUB-ASSEMBLY Disconnect the fuel pump connector from the fuel suction plate. Using needle nose pliers, remove the E-ring. Remove the fuel suction plate and spring from the sub-tank.
3. REMOVE FUEL FILTER Detach the 2 claws and remove the filter from the sub-tank.
4. REMOVE JET PUMP Using a screwdriver with the tip taped, remove the jet pump from the sub-tank. Remove the O-ring from the jet pump.
5. REMOVE FUEL PUMP ASSEMBLY Disconnect the fuel pump connector from the fuel pump. Detach the 5 claws on the filter and remove the fuel pump from the fuel filter. Remove the fuel main valve from the fuel filter. Remove the 2 O-rings from the fuel main valve. Remove the O-ring and spacer from the fuel filter.

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1. INSPECT FUEL PUMP ASSEMBLY Check the resistance of the fuel pump. Measure the resistance according to the value(s) in the table below. Standard resistance STANDARD RESISTANCE Tester Connection Condition Specified Condition 1 - 2 20°C (68°F) 0.2 to 3.0 ohms If the result is not as specified, replace the fuel pump assembly. Inspect the operation of the fuel pump. Apply battery voltage to the connector, and check that the fuel pump operate. OK MEASUREMENT CONDITION REFERENCE CHART Measurement Condition Specified Condition Battery positive (+) --> Terminal 1 Battery negative (-) --> Terminal 2 Fuel pump operate If the result is not as specified, replace the fuel pump assembly. NOTE: These tests must be performed within 10 seconds to prevent the coil from burning out. Keep the fuel pump as far away from the battery as possible. Always turn the voltage on and off on the battery side, not the fuel pump side.

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1. INSTALL FUEL PUMP ASSEMBLY Apply gasoline to a new O-ring. Then install the CD-ring and spacer to the fuel pump. Apply a light coat of gasoline to 2 new O-rings, and install them onto the fuel main valve. Install the fuel main valve to the fuel filter. Attach the 5 claws on the fuel filter and install the fuel pump. NOTE: Make sure the O-rings are not cut or pinched during the installation. Attach the claws securely. Connect the fuel pump connector to the fuel pump.
2. INSTALL JET PUMP Apply gasoline to a new O-ring and install it to the jet pump. Install the jet pump to the sub-tank as shown in the illustration.
3. INSTALL FUEL FILTER Install the fuel filter to the sub-tank and attach the 2 claws.
4. INSTALL FUEL SUCTION PLATE SUB-ASSEMBLY Install the spring to the fuel suction plate shaft. Install the fuel suction plate to the sub-tank. Install a new E-ring. Connect the fuel pump connector to the fuel suction plate.
5. INSTALL FUEL SENDER GAUGE ASSEMBLY Set the fuel sender gauge to the fuel sub-tank. Then slide the sender gauge downward to install it. Connect the fuel sender gauge connector to the fuel suction plate. NOTE: Do not touch the sender plate's resistance plate area or the contact area.

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1. INSTALL FUEL SUCTION WITH PUMP AND GAUGE TUBE ASSEMBLY Apply a light coat of gasoline to a new gasket, and install it to the fuel tank. Connect the fuel hose, and install the fuel suction with pump and gauge tube to the fuel tank. NOTE: Be careful not to bend the arm of the fuel sender gauge. When connecting the fuel hose, do not forcibly pull the hose. Install the lower fuel tank protector and fuel vent tube set plate with the 8 bolts. Torque: 6.0 N*m (61 kgf*cm, 53 in.*lbf) HINT: Align the protrusion of the set plate with the cutout of the fuel suction pump and gauge tube. Install the fuel tank main tube and fuel tank return vent tube with the 2 tube joint clips. NOTE: Check that there are no scratches or foreign objects on the connecting parts. Check that the fuel tube joint is inserted securely. Check that the tube joint clips are on the collars of the fuel tube joints. After installing the tube joint clips, check that the fuel tube joints have not been pulled off. Connect the connector.
2. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
3. INSTALL COWL TOP VENTILATOR LOUVER RH (See «INSTALLATION» )
4. PERFORM INITIALIZATION Perform initialization (see «INITIALIZATION» ). NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.
5. INSPECT FOR FUEL LEAK (See «ON-VEHICLE INSPECTION» )
6. INSTALL REAR FLOOR NO. 2 SERVICE HOLE COVER Install the service hole cover with new butyl tape.
7. INSTALL REAR SEAT ASSEMBLY LH (for Power Seat) Install the rear seat assembly LH (see «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
8. INSTALL REAR SEAT ASSEMBLY LH (for Ottoman) Install the rear seat assembly LH (see «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
9. INSTALL REAR SEAT CUSHION ASSEMBLY (for Fixed Seat Type) Install the rear seat cushion assembly (see «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).

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1. CHECK FUEL PUMP OPERATION Check the fuel pressure. Connect the Techstream to the DLC3. Start the engine. Turn the tester ON. Enter the following menus: Powertrain/Engine/Active Test/Control the Target Fuel Press/All Data/Fuel Press. Check that the fuel pressure fluctuates when the target fuel pressure changes. HINT: The control Target Fuel Press operation lowers the target fuel pressure by 12.5% or increases the target fuel pressure by 25%. Standard: Fuel pressure fluctuates in accordance with tester operation. If the result is not as specified, replace the fuel pump or fuel pressure sensor.
2. INSPECT FUEL PUMP ASSEMBLY Measure the resistance according to the value(s) in the table below. Standard resistance STANDARD RESISTANCE Tester Connection Condition Specified Condition 1 - 2 20°C (68°F) 1.19 to 1.39 ohms If the result is not as specified, replace the fuel pump assembly.

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1. PRECAUTION (See «REMOVAL» )
2. DISCHARGE FUEL SYSTEM PRESSURE Discharge fuel system pressure (see «PRECAUTION» ).
3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 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 FUEL PRESSURE PULSATION DAMPER ASSEMBLY Remove the fuel pressure pulsation damper (see «REMOVAL» ).
5. REMOVE NO. 3 FUEL PIPE SUB-ASSEMBLY Remove the fuel pump connector. Fix the union bolt on the fuel pump side in place with a 21 mm wrench. Using a 19 mm union nut wrench, loosen the union nut and disconnect the fuel pipe from the fuel pump. NOTE: Do not loosen the union bolt on the fuel pump side. If the union bolt is accidentally loosened, replace the fuel pump. Remove the 2 bolts on the delivery pipe side and remove the fuel pipe. Remove the O-ring, backup ring and E-ring from the fuel pipe.
6. REMOVE NO. 2 FUEL PIPE SUB-ASSEMBLY HINT: The removal procedures are the same as the No. 3 fuel pipe.
7. REMOVE COVER SUB-ASSEMBLY (for Bank 1) Detach the 5 claws and remove the engine cover LH and RH from the fuel pump.
8. REMOVE COVER SUB-ASSEMBLY (for Bank 2) HINT: The removal procedures are the same as the bank 1 side.
9. REMOVE FUEL PUMP ASSEMBLY (for Bank 1) Remove the 2 nuts, fuel pump and fuel pump insulator. Disconnect the fuel hose from the fuel pump.
10. REMOVE FUEL PUMP ASSEMBLY (for Bank 2) HINT: The removal procedures are the same as the bank 1 side.

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1. INSTALL FUEL PUMP ASSEMBLY (for Bank 1) Turn the camshaft until the flat of the cam is facing the cylinder head cover's fuel pump attachment hole, as shown in the illustration. HINT: By not using the camshaft lobe to push up the pump lifter surface, it is easier to install the fuel pump and No. 3 fuel pipe later. Pour 30 cm 3 (1.8 cu. in.) of engine oil through the cylinder head cover's fuel pump attachment hole into the cylinder head oil collector. Apply a coat of engine oil to the pump activation cam and pump lifter. Install a new fuel pump insulator to the cylinder head cover. Then pass the 2 stud bolts through the holes of the fuel pump and set them on the insulator. NOTE: Install the insulator so that the open sides of the metal eyelets are facing outward, as shown in the illustration. Temporarily install the fuel pump with the 2 nuts. Connect the fuel hose.
2. INSTALL NO. 3 FUEL PIPE SUB-ASSEMBLY Install a new O-ring, new backup rings (No. 1 and No. 2) and new E-ring to the fuel injector as shown in the illustration. NOTE: Check that there is no foreign matter or damaged areas in the injector's O-ring groove. Check that the No. 1 and No. 2 backup rings are installed in the correct direction. Make sure that the backup rings and O-ring are installed in the correct order. Check that the alignment openings of the backup rings are not overlapped or stretched as shown in the illustration. After installing the O-ring, check that it is not contaminated with foreign matter and is not damaged. Temporarily install the No. 3 fuel pipe to the delivery pipe with the 2 bolts. Temporarily install the No. 3 fuel pipe sub-assembly to the fuel pump. NOTE: Be careful not to damage the sealing surface of the fuel pipe when temporarily installing the fuel pipe. Tighten the 2 bolts in several passes. Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf) Tighten the 2 nuts in several passes. Torque: 25 N*m (255 kgf*cm, 18 ft.*lbf) Using a 19 mm union nut wrench, tighten the union nut. Torque: without union nut wrench 30 N*m (306 kgf*cm, 22 ft.*lbf) with union nut wrench 27 N*m (275 kgf*cm, 20 ft.*lbf) NOTE: There must be absolutely no free play in the union on the fuel pump side. If the union on the fuel pump side has free play, replace the fuel pump. HINT: Use a torque wrench with a fulcrum length of 30 cm (11.8 in.). Make sure use union nut wrench and torque wrench are connected in a straight line. Connect the fuel pump connector.
3. INSTALL COVER SUB-ASSEMBLY (for Bank 1) Attach the 5 claws and install the engine cover LH and RH to the fuel pump.
4. INSTALL FUEL PUMP ASSEMBLY (for Bank 2) HINT: The installation procedures are the same as the bank 1 side.
5. INSTALL NO. 2 FUEL PIPE SUB-ASSEMBLY HINT: The installation procedures are the same as the No. 3 fuel pipe sub-assembly.
6. INSTALL COVER SUB-ASSEMBLY (for Bank 2) HINT: The installation procedures are the same as the bank 1 side.
7. INSTALL FUEL PRESSURE PULSATION DAMPER ASSEMBLY Install the fuel pressure pulsation damper (see «INSTALLATION» ).
8. ADD ENGINE COOLANT (See «REPLACEMENT»(/lexus/ls/iv-2006-2012/remont/cooling-system-mechanical/#cooling) )
9. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
10. PERFORM INITIALIZATION Perform initialization (see «INITIALIZATION» ). NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable to the negative (-) battery terminal.
11. ADD ENGINE COOLANT (See «REPLACEMENT»(/lexus/ls/iv-2006-2012/remont/cooling-system-mechanical/#cooling) )
12. INSPECT FOR COOLANT LEAK (See «ON-VEHICLE INSPECTION»(/lexus/ls/iv-2006-2012/remont/cooling-system-mechanical/#cooling) )
13. INSPECT FOR FUEL LEAK (See «ON-VEHICLE INSPECTION» )

Scheme 71

Scheme 72

1. REMOVE COWL TOP VENTILATOR LOUVER RH (See «REMOVAL» )
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 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.
3. REMOVE ENGINE ROOM SIDE COVER LH (See «REMOVAL» )
4. REMOVE FUEL PUMP RESISTOR Disconnect the resistor connector. Remove the bolt and resistor.

Scheme 73

1. INSPECT FUEL PUMP RESISTOR Measure the resistance according to the value(s) in the table below. Standard resistance STANDARD RESISTANCE Tester Connection Condition Specified Condition 1 - 2 20°C (68°F) 0.30 to 0.34 ohms If the result is not as specified, replace the resistor.

1. INSTALL FUEL PUMP RESISTOR Install the resistor with the bolt. Torque: 5.0 N*m (51 kgf*cm, 44 in.*lbf) Connect the resistor connector.
2. INSTALL ENGINE ROOM SIDE COVER LH (See «INSTALLATION» )
3. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
4. INSTALL COWL TOP VENTILATOR LOUVER RH (See «INSTALLATION» )
5. PERFORM INITIALIZATION Perform initialization (see «INITIALIZATION» ). NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.

Scheme 74

Scheme 75

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Scheme 78

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Scheme 80

Scheme 81

Scheme 82

Scheme 83

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Scheme 85

Scheme 86

Scheme 87

Scheme 88

Scheme 89

Scheme 90

Scheme 91

Scheme 92

Scheme 93

Scheme 94

Scheme 95

1. PRECAUTION (See «REMOVAL» )
2. DISCHARGE FUEL SYSTEM PRESSURE Discharge fuel system pressure (see «PRECAUTION» ).
3. REMOVE COWL TOP VENTILATOR LOUVER RH (See «REMOVAL» )
4. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 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.
5. REMOVE REAR SEAT ASSEMBLY (for Power Seat) Remove the rear seat assembly (see «REMOVAL»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
6. REMOVE REAR SEAT ASSEMBLY (for Ottoman) Remove the rear seat assembly (see «REMOVAL»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
7. REMOVE REAR SEAT CUSHION ASSEMBLY (for Fixed Type) Remove the rear seat cushion assembly (see «REMOVAL»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
8. REMOVE REAR FLOOR NO. 2 SERVICE HOLE COVER (See «REMOVAL» )
9. REMOVE FUEL TANK MAIN AND RETURN TUBE Disconnect the fuel tank main tube and fuel tank return vent tube. Remove the 2 tube joint clips and disconnect the 2 fuel tubes. NOTE: Remove any dirt and foreign matter on the fuel tube joint before performing this work. Do not allow any scratches or foreign matter on the parts when disconnecting them, as the fuel tube joint contains the O-rings that seal the plug. Perform this work by hand. Do not use any tools. Do not forcibly bend, twist or turn the nylon tube. Protect the disconnected part by covering it with a plastic bag and tape after disconnecting the fuel tubes.
10. REMOVE REAR FLOOR SERVICE HOLE COVER Remove the service hole cover and disconnect the fuel sender gauge connector.
11. REMOVE FRONT EXHAUST PIPE ASSEMBLY Remove the front exhaust pipe (see «REMOVAL» ).
12. REMOVE PROPELLER WITH CENTER BEARING SHAFT ASSEMBLY Remove the propeller with center bearing shaft (see «REMOVAL»(/lexus/ls/iv-2006-2012/remont/driveshaft-universal-joints/#propeller-shaft) ).
13. REMOVE FUEL TANK FILLER PIPE PROTECTOR Remove the 2 nuts. Detach the 2 clips and protector.
14. REMOVE FUEL TANK PROTECTOR BRACKET SIDE Remove the 2 bolts and protector bracket.
15. REMOVE FUEL TANK ASSEMBLY Disconnect the fuel tank main tube. NOTE: Check for any dirt and foreign matter contamination in the pipe and around the connector. Clean if necessary. Foreign matter may damage the O-ring or cause leaks in the seal between the pipe and connector. Do not use any tools to separate the pipe and connector. Do not allow any scratches or foreign matter on the parts when disconnecting them, as the fuel tube joint contains the O-rings that seal the plug. Check for any dirt and foreign matter on the pipe seal surface. Clean if necessary. Do not forcibly bend, twist or turn the nylon tube. Protect the disconnected part by covering it with a plastic bag and tape after disconnecting the main tube. If the pipe and connector are stuck together, pinch the tube between your fingers and turn it carefully to free it. Then disconnect the main tube. Disconnect the fuel tank return vent tube. NOTE: Check for any dirt and foreign matter contamination in the pipe and around the connector. Clean if necessary. Foreign matter may damage the O-ring or cause leaks in the seal between the pipe and connector. Do not use any tools to separate the pipe and connector. Do not allow any scratches or foreign matter on the parts when disconnecting them, as the fuel tube joint contains the O-rings that seal the plug. Check for any dirt and foreign matter on the pipe seal surface. Clean if necessary. Do not forcibly bend, twist or turn the nylon tube. Protect the disconnected part by covering it with a plastic bag and tape after disconnecting the fuel return tube. If the pipe and connector are stuck together, pinch the vent tube between your fingers and turn it carefully to free it. Then disconnect the fuel return tube. Loosen the clamp and disconnect the filler pipe hose. Place a transmission jack under the fuel tank. Remove the 4 bolts and 2 fuel tank bands. Lower the transmission jack so that the fuel tank breather tube can be disconnected. NOTE: Make sure that no load is applied to the fuel filler pipe. HINT: Lower the transmission jack slowly. Disconnect the fuel tank breather tube. NOTE: Check for any dirt and foreign matter contamination in the pipe and around the connector. Clean if necessary. Foreign matter may damage the O-ring or cause leaks in the seal between the pipe and connector. Do not use any tools to separate the pipe and connector. Do not allow any scratches or foreign matter on the parts when disconnecting them, as the fuel tube joint contains the O-rings that seal the plug. Check for any dirt and foreign matter on the pipe seal surface. Clean if necessary. Do not forcibly bend, twist or turn the nylon tube. Protect the disconnected part by covering it with a plastic bag and tape after disconnecting the breather tube. If the pipe and connector are stuck together, pinch the tube between your fingers and turn it carefully to free it. Then disconnect the breather tube. Disconnect the fuel tank vent hose. Pinch the retainer and then raise it. NOTE: Check for any dirt and foreign matter contamination in the pipe and around the connector. Clean if necessary. Foreign matter may damage the O-ring or cause leaks in the seal between the pipe and connector. Do not use any tools to separate the pipe and connector. Do not allow any scratches or foreign matter on the parts when disconnecting them, as the vent hose contains the O-rings that seal the plug. Check for any dirt and foreign matter on the pipe seal surface. Clean if necessary. Do not forcibly bend, twist or turn the nylon tube. Protect the disconnected part by covering it with a plastic bag and tape after disconnecting the vent hose. If the pipe and connector are stuck together, pinch the tube between your fingers and turn it carefully to free it. Then disconnect the vent hose. Lower the transmission jack to remove the fuel tank from the vehicle. NOTE: Do not allow the fuel tank to contact the vehicle, especially the differential. Make sure that the fuel tank is free from the fuel tank vent hose sub-assembly. HINT: Lower the transmission jack slowly.
16. REMOVE FUEL SUCTION WITH PUMP AND GAUGE TUBE ASSEMBLY Remove the 8 bolts and, lower fuel tank protector and fuel vent tube set plate. Disconnect the fuel hose. Remove the fuel suction with pump and gauge tube from the fuel tank. NOTE: Make sure that the sender gauge arm does not bend. Do not damage the fuel suction tube with pump and gauge tube. Remove the gasket.
17. REMOVE FUEL SENDER GAUGE ASSEMBLY Remove the 5 screws and fuel sender gauge. Remove the gasket.
18. REMOVE FUEL TANK MAIN TUBE SUB-ASSEMBLY Remove the 6 clamps and fuel tank main tube from the fuel tank. Remove the fuel hose clamp.
19. REMOVE NO. 2 FUEL TANK PROTECTOR Remove the bolt and clip and No. 2 fuel tank protector from the fuel tank. Remove the clamp from the fuel tank.
20. REMOVE FUEL TANK VENT HOSE SUB-ASSEMBLY Disconnect the fuel tank vent hose. NOTE: Check for any dirt and foreign matter contamination in the pipe and around the connector. Clean if necessary. Foreign matter may damage the O-ring or cause leaks in the seal between the pipe and connector. Do not use any tools to separate the pipe and connector. Do not allow any scratches or foreign matter on the parts when disconnecting them, as the fuel tube joint contains the O-rings that seal the plug. Check for any dirt and foreign matter on the pipe seal surface. Clean if necessary. Do not forcibly bend, twist or turn the nylon tube. Protect the disconnected part by covering it with a plastic bag and tape after disconnecting the vent hose. If the pipe and connector are stuck together, pinch the tube between your fingers and turn it carefully to free it. Then disconnect the vent hose.
21. REMOVE FUEL TANK CUSHION Remove the 3 tank cushions. Remove the tank protector and 5 tank cushions.

Scheme 96

Scheme 97

Scheme 98

Scheme 99

Scheme 100

Scheme 101

1. INSTALL FUEL TANK CUSHION Install the 5 tank cushions and fuel tank protector. Install the 3 tank cushions.
2. INSTALL FUEL TANK VENT HOSE SUB-ASSEMBLY Install the vent hose to the fuel tank. Align the fuel tank vent hose connector with the pipe, then push in the fuel tank vent hose connector until the retainer makes a "click" sound to install the fuel tank vent hose to the fuel tank. NOTE: Check that there are no scratches or foreign objects around the connected part of the fuel tank vent hose connector and pipe before this procedure. After connecting the fuel tank vent hose, check that the fuel tank vent hose is securely connected by pulling the fuel tank vent hose connector.
3. INSTALL NO. 2 FUEL TANK PROTECTOR Install the clamp to the fuel tank. Install the bolt and clip and fuel tank protector to the fuel tank.
4. INSTALL FUEL TANK MAIN TUBE SUB-ASSEMBLY Install the fuel hose clamp. Install the fuel tank main tube to the fuel tank with the 6 clamps.
5. INSTALL FUEL SENDER GAUGE ASSEMBLY Install a new gasket and sender gauge to the fuel tank with the 5 screws. Torque: 1.5 N*m (15 kgf*cm, 13 in.*lbf)
6. INSTALL FUEL SUCTION WITH PUMP AND GAUGE TUBE ASSEMBLY Apply a light coat of gasoline to a new gasket, and install it to the fuel tank. Connect the fuel hose, and install the fuel suction with pump and gauge tube. NOTE: Be careful not to bend the arm of the fuel sender gauge. When connecting the fuel hose, do not forcibly pull the hose. Install the lower fuel tank protector and fuel tank vent tube set plate with the 8 bolts. Torque: 6.0 N*m (61 kgf*cm, 53 in.*lbf) HINT: Align the protrusion of the set plate with the cutout of the fuel suction pump and gauge.
7. INSTALL FUEL TANK ASSEMBLY Set the fuel tank on a transmission jack. Raise the transmission jack so that the fuel tank breather tube can be connected. HINT: Raise the transmission jack slowly. Connect the fuel tank breather tube. HINT: Push the parts together firmly until a "click" sound is heard. NOTE: Before installing the tube connectors to the pipes, check if there is any damage or foreign matter in the connectors. After the connection, check if the connectors and pipes are securely connected by trying to pull them apart. Connect the fuel vent hose. HINT: Push the parts together firmly until a "click" sound is heard. NOTE: Before installing the tube connectors to the pipes, check if there is any damage or foreign matter in the connectors. After the connection, check if the connectors and pipes are securely connected by trying to pull them apart. Slowly raise the transmission jack, and install the 2 fuel tank bands with the 4 bolts. Torque: 39 N*m (400 kgf*cm, 29 ft.*lbf) NOTE: Do not allow the fuel tank to contact the vehicle, especially the differential. Make sure that the fuel tank is free from the fuel tank vent hose. Connect the filler pipe hose to the fuel tank. Tighten the clamp. Connect the fuel tank main tube. HINT: Push the parts together firmly until a "click" sound is heard. NOTE: Before installing the tube connectors to the pipes, check if there is any damage or foreign matter in the connectors. After the connection, check if the connectors and pipes are securely connected by trying to pull them apart. Connect the fuel tank return vent tube. HINT: Push the parts together firmly until a "click" sound is heard. NOTE: Before installing the tube connectors to the pipes, check if there is any damage or foreign matter in the connectors. After the connection, check if the connectors and pipes are securely connected by trying to pull them apart.
8. INSTALL FUEL TANK PROTECTOR BRACKET SIDE Install the protector bracket with the 2 bolts. Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf)
9. INSTALL FUEL TANK FILLER PIPE PROTECTOR Attach the 2 clips and protector. Install the 2 nuts. Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf)
10. INSTALL PROPELLER WITH CENTER BEARING SHAFT ASSEMBLY Install the propeller with center bearing shaft (see «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/driveshaft-universal-joints/#propeller-shaft) ).
11. INSTALL FRONT EXHAUST PIPE ASSEMBLY Install the exhaust pipe (see «INSTALLATION» ).
12. INSTALL REAR FLOOR SERVICE HOLE COVER Connect the fuel sender gauge connector. Install the service hole cover with new butyl tape.
13. INSTALL FUEL TANK MAIN AND RETURN TUBE Install the fuel tank main tube and fuel tank return vent tube with the 2 tube joint clips. NOTE: Check that there are no scratches or foreign objects on the connecting parts. Check that the fuel tube joint is inserted securely. Check that the tube joint clips are on the collars of the fuel tube joints. After installing the tube joint clips, check that the fuel tube joints have not been pulled off.
14. INSTALL REAR FLOOR NO. 2 SERVICE HOLE COVER Connect the connector. Install the service hole cover with new butyl tape.
15. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
16. INSTALL COWL TOP VENTILATOR LOUVER RH (See «INSTALLATION» )
17. PERFORM INITIALIZATION Perform initialization (see «INITIALIZATION» ). NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.
18. INSPECT FOR FUEL LEAK (See «ON-VEHICLE INSPECTION» )
19. INSTALL REAR SEAT ASSEMBLY (for Power Seat) Install rear seat assembly (see «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
20. INSTALL REAR SEAT ASSEMBLY (for Ottoman) Install rear seat assembly (see «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).
21. INSTALL REAR SEAT CUSHION ASSEMBLY (for Fixed Type) Install rear seat cushion assembly (see «INSTALLATION»(/lexus/ls/iv-2006-2012/remont/seats/#seat) ).

See also:
• REMOVAL
• REMOVAL
• INSTALLATION
• REPLACEMENT
• PROBLEM SYMPTOMS TABLE
• REMOVAL
• REMOVAL