Part 1

Note: While it may be possible to do some of these procedures in-vehicle, Lexus manuals do not offer such a repair article for this year model. The procedures that Lexus Manuals do offer for engine block related components follow:







PREPARATION FOR DISASSEMBLY


1. REMOVE DRIVE PLATE
- Remove the eight bolts, two spacers and drive plate.
2. INSTALL ENGINE TO ENGINE STAND FOR DISASSEMBLY
3. REMOVE TIMING BELT AND PULLEYS
4. REMOVE CYLINDER HEADS
5. REMOVE ENGINE MOUNTING BRACKETS




- Remove the four bolts and mounting bracket. Remove the two mounting brackets.
6. REMOVE STARTER





(a) Remove the two bolts, and disconnect the starter from the cylinder block.
(b) Disconnect the wire clamp from the bracket on the starter.
(c) Remove the nut, and disconnect the wire.
(d) Disconnect the connector, and remove the starter.

7. REMOVE ENGINE WIRE




(a) Disconnect the following connectors:

(1) Two knock sensor connectors
(2) Oil pressure switch connector

(b) Remove the wire clamp bolt of the cylinder block RH side, and disconnect the engine wire.





(c) Remove the two bolts and wire cover of the cylinder block LH side.
(d) Remove the two wire clamp bolts of the cylinder block LH side, and remove the engine wire.

8. REMOVE KNOCK SENSORS




- Using SST, remove the two knock sensors. SST 09816-30010

9. REMOVE WATER BY-PASS PIPE




(a) Remove the two bolts.
(b) Pull out the by-pass pipe from the water pump.
(c) Remove the 0-ring from the by-pass pipe.

10. REMOVE WATER PUMP
11. REMOVE NO.2 OIL PAN
12. REMOVE OIL PAN BAFFLE PLATE
13. REMOVE OIL STRAINER
14. REMOVE NO.1 OIL PAN





(a) Remove the eighteen bolts and two nuts.






(b) Remove the oil pan by prying a screwdriver between the oil pan and cylinder block in the sequence shown.


15. REMOVE OIL PUMP





(a) Remove the eight bolts.
(b) Remove the oil pump by prying a screwdriver between the oil pump and main bearing cap.
(c) Remove the Oring from the cylinder block.



16. REMOVE ALTERNATOR BRACKET
- Remove the bolt and bracket.


17. IF NECESSARY, REMOVE WATER SEAL PLATE
- Remove the two nuts and seal plate.