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Home >> Lexus >> 2009 >> GS 460 V8-4.6L (1UR-FSE) >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Engine >> Service and Repair >> Removal and Replacement >> Engine Assembly >> Removal >> Part 1

Part 1









1UR-FSE ENGINE MECHANICAL: ENGINE ASSEMBLY: REMOVAL

REMOVAL

Part 1 of 2

1. PLACE FRONT WHEELS FACING STRAIGHT AHEAD
2. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM Service and Repair
3. DISCHARGE FUEL SYSTEM PRESSURE Removal
4. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait for 90 seconds after disconnecting the cable to prevent the airbag working Service Precautions.
NOTE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected Repair Instruction - Initialization.

5. REMOVE FRONT WHEEL
6. REMOVE V-BANK COVER SUB-ASSEMBLY





(a) Hold the front of the V-bank cover sub-assembly and raise it to disengage the 2 clips on the front of the cover. Continue to raise the cover to disengage the 2 clips on the rear of the cover and remove the V-bank cover sub-assembly.
NOTE:
Attempting to disengage both front and rear clips at the same time may cause the cover to break.

7. REMOVE COOL AIR INTAKE DUCT SEAL





(a) Remove the 7 clips and cool air intake duct seal.
8. REMOVE ENGINE ROOM SIDE COVER LH





(a) Remove the 3 clips and engine room side cover LH.
9. REMOVE ENGINE ROOM SIDE COVER RH





(a) Remove the 3 clips and engine room side cover RH.
10. REMOVE ENGINE UNDER COVER
11. REMOVE REAR ENGINE UNDER COVER LH
12. REMOVE REAR ENGINE UNDER COVER RH
13. REMOVE NO. 2 ENGINE UNDER COVER
14. REMOVE FRONT LOWER SUSPENSION MEMBER PROTECTOR
15. DRAIN ENGINE OIL Replacement
16. DRAIN ENGINE COOLANT Service and Repair
17. DRAIN AUTOMATIC TRANSMISSION FLUID Removal
18. REMOVE NO. 1 AIR CLEANER INLET





(a) Remove the bolt and No. 1 air cleaner inlet.
19. REMOVE AIR CLEANER CAP SUB-ASSEMBLY





(a) Disconnect the MAF meter connector.
(b) Disconnect the 2 clamps and 2 ventilation hoses.
(c) Remove the bolt and loosen the hose clamp bolt.
(d) Remove the 4 clamps and disconnect the air cleaner cap sub-assembly.
(e) Remove the air cleaner filter element.
20. REMOVE AIR CLEANER CASE SUB-ASSEMBLY





(a) Remove the 3 bolts and air cleaner case sub-assembly.
21. DISCONNECT NO. 1 RADIATOR HOSE





(a) Disconnect the No. 1 radiator hose.
22. DISCONNECT NO. 2 RADIATOR HOSE





(a) Disconnect the No. 2 radiator hose.
23. DISCONNECT NO. 1 OIL COOLER INLET HOSE





(a) Disconnect the No. 1 oil cooler inlet hose.
24. DISCONNECT NO. 1 OIL COOLER OUTLET HOSE
(a) Disconnect the No. 1 oil cooler outlet hose.
25. DISCONNECT HEATER WATER HOSE INLET





(a) Disconnect the heater inlet water hose.
26. DISCONNECT HEATER WATER HOSE OUTLET
(a) Disconnect the heater outlet water hose.
27. DISCONNECT NO. 2 FUEL VAPOR FEED HOSE





(a) Disconnect the No. 2 fuel vapor feed hose.
28. DISCONNECT NO. 3 FUEL HOSE





(a) Remove the 2 fuel pipe clamp.





(b) Pinch the fuel tube connector and then pull out the No. 3 fuel hose.
- 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.

29. DISCONNECT NO. 1 FUEL PIPE SUB-ASSEMBLY





(a) Remove the 2 fuel pipe clamp.





(b) Pinch the 2 fuel tube connector and then pull out the No. 1 fuel pipe sub-assembly.
- 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.





(c) Lift up the retainer to release its lock.
(d) Pinch the 2 fuel tube connectors and then pull out the No. 1 fuel pipe sub-assembly.
NOTICE:
- 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.

Continued in Part 2 Part 2
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