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Caution / Notice / Hint

WARNING: This page is about a different car, the 2025 Lexus NX 250, 2024 Lexus NX 250, 2023 Lexus NX 250, and 2022 Lexus NX 250. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

This procedure includes the installation of small-head bolts. Refer to Small-Head Bolts of Basic Repair Hint to identify the small-head bolts.

Refer to PRECAUTION [11/2021 - ]



COMPONENTS (REASSEMBLY) 

Fig 1: Engine Unit Reassembly Components With Torque Specifications (1 Of 6)
GTY1077338Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout - Procedure Part Name Code
1 STRAIGHT PIN - See step  1 - -
2 RING PIN - See step  2 - -
3 STUD BOLT - See step  3 - -
*A w/ Stud Bolt - -
N.m (kgf/cm, ft.lbf): Specified torque • Non-reusable part
Fig 2: Engine Unit Reassembly Components With Torque Specifications (2 Of 6)
GTY1077583Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout - Procedure Part Name Code
4 WIRE HARNESS CLAMP BRACKET - See step  4 - -
5 STRAIGHT SCREW PLUG - See step  5 - -
6 ENGINE BALANCER ASSEMBLY 13620B - - -
7 STIFFENING CRANKCASE ASSEMBLY 11420 See step  7 - -
8 OIL PUMP ASSEMBLY 15100 - - -
9 OIL PUMP BRACKET 15167 See step  9 - -
10 ENGINE OIL LEVEL SENSOR 89491 See step  10 - -
11 OIL STRAINER SUB-ASSEMBLY 15104 See step  11 - -
12 NO. 2 OIL PAN SUB-ASSEMBLY 12102A See step  12 - -
13 OIL PAN DRAIN PLUG 12101A - - -
14 OIL FILTER UNION 15600A See step  14 - -
15 OIL FILTER SUB-ASSEMBLY 15601 - - -
16 REAR ENGINE OIL SEAL 11401L See step  16 - -
Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N.m (kgf/cm, ft.lbf) N.m (kgf/cm, ft.lbf): Specified torque
• Non-reusable part MP grease
Fig 3: Engine Unit Reassembly Components With Torque Specifications (3 Of 6)
GTY1075180Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout - Procedure Part Name Code
17 CYLINDER BLOCK WATER JACKET SPACER 11445 - - -
18 CYLINDER HEAD GASKET 11115 See step  18 - -
19 CYLINDER HEAD SUB-ASSEMBLY 11101 See step  19 - -
20 WATER BY-PASS PIPE GASKET 16258C - - -
21 WATER BY-PASS PIPE SUB-ASSEMBLY 16206 See step  21 - -
22 WIRE HARNESS CLAMP BRACKET - See step  22 - -
23 NO. 2 CAMSHAFT 13512 See step  23 - -
24 CAMSHAFT 13511 See step  24 - -
25 CAMSHAFT BEARING CAP - See step  25 - -
26 VALVE STEM CAP 13716 See step  26 - -
27 VALVE LASH ADJUSTER ASSEMBLY 13750 See step  27 - -
28 NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY 13801 See step  28 - -
29 CAMSHAFT HOUSING SUB-ASSEMBLY 11103 See step  29 - -
30 FUEL PUMP LIFTER GUIDE 23477 See step  30 - -
*1 CYLINDER HEAD SET BOLT *2 PLATE WASHER
*3 NO. 1 CAMSHAFT BEARING CAP *4 NO. 2 CAMSHAFT BEARING CAP
*5 NO. 3 CAMSHAFT BEARING CAP *6 NO. 4 CAMSHAFT BEARING CAP
Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N.m (kgf/cm, ft.lbf) N.m (kgf/cm, ft.lbf): Specified torque
• Non-reusable part - -
*T1 1st: 90 (918, 66)
2nd: Turn 90°
3rd: Turn 90°		 - -
Fig 4: Engine Unit Reassembly Components With Torque Specifications (4 Of 6)
GTY1132186Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout - Procedure Part Name Code
31 CRANKSHAFT TIMING GEAR KEY 13471A See step  31 - -
32 OIL NOZZLE VALVE SUB-ASSEMBLY 15703A - - -
33 TIMING CHAIN COVER ASSEMBLY 11310 See step  33 - -
34 CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY 13070A See step  34 - -
35 SET NO. 1 CYLINDER TO TDC (COMPRESSION) - See step  35 - -
36 NO. 1 CHAIN VIBRATION DAMPER 13561 - - -
37 CHAIN TENSIONER SLIPPER 13559 - - -
38 NO. 1 CHAIN TENSIONER ASSEMBLY 13540 See step  38 - -
39 CHAIN SUB-ASSEMBLY 13506 See step  39 - -
40 CAMSHAFT TIMING GEAR ASSEMBLY 13050 See step  40 - -
41 OIL PUMP DRIVE CHAIN SUB-ASSEMBLY 13507A See step  41 - -
42 SET NO. 1 CYLINDER TO TDC (COMPRESSION) - See step  42 - -
*A Type A *B Type B
*1 CHAIN TENSIONER PLATE *2 CHAIN DAMPER SPRING
*3 OIL PUMP DRIVE SPROCKET *4 OIL PUMP DRIVE SHAFT SPROCKET
*5 CAMSHAFT TIMING VALVE ASSEMBLY *6 CRANKSHAFT TIMING SPROCKET
N.m (kgf/cm, ft.lbf): Specified torque Do not apply lubricants to the threaded parts
Fig 5: Engine Unit Reassembly Components With Torque Specifications (5 Of 6)
GTY1076974Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout - Procedure Part Name Code
43 NO. 2 TIMING CHAIN COVER ASSEMBLY 11320B See step  43 - -
44 STRAIGHT SCREW PLUG - See step  44 - -
45 TIMING CHAIN COVER OIL SEAL 11301C See step  45 - -
46 SPARK PLUG TUBE GASKET 11193 See step  46 - -
47 CYLINDER HEAD COVER SUB-ASSEMBLY 11201 See step  47 - -
48 WATER OUTLET PIPE GASKET 16345 - - -
49 WATER BY-PASS OUTLET 16305E See step  49 - -
50 WATER OUTLET GASKET 16341 - - -
51 WATER OUTLET 16331 See step  51 - -
52 CRANKSHAFT PULLEY ASSEMBLY 13470 See step  52 - -
*1 CRANKSHAFT PULLEY BOLT *2 ENGINE MOUNTING BRACKET RH
*3 ENGINE MOUNTING INSULATOR RH *4 CAMSHAFT POSITION SENSOR (for Intake Side)
*5 CAMSHAFT POSITION SENSOR (for Exhaust Side) - -
Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N.m (kgf/cm, ft.lbf) N.m (kgf/cm, ft.lbf): Specified torque
• Non-reusable part MP grease
Adhesive 1324 * Precoated part
Do not apply lubricants to the threaded parts - -
Fig 6: Engine Unit Reassembly Components With Torque Specifications (6 Of 6)
GTY1076399Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout - Procedure Part Name Code
53 INSTALL NO. 2 WATER BY-PASS HOSE 16264D - - -
54 INSTALL NO. 1 WATER BY-PASS HOSE 16261Z - - -
55 OIL CONTROL VALVE FILTER 15678 - - -
56 OIL COOLER GASKET 15785 - - -
57 OIL COOLER ASSEMBLY 15710 - - -
58 CONNECT NO. 2 WATER BY-PASS HOSE 16264D - - -
59 CONNECT NO. 1 WATER BY-PASS HOSE 16261Z - - -
60 PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY) 12204C See step  60 - -
61 CRANKSHAFT POSITION SENSOR 11401G See step  61 - -
62 OIL FILLER CAP GASKET 12108A - - -
63 OIL FILLER CAP SUB-ASSEMBLY 12108 - - -
64 ENGINE WATER PUMP ASSEMBLY (WATER INLET HOUSING) 16032 - - -
65 WATER INLET WITH THERMOSTAT SUB-ASSEMBLY 16031 See step  65 - -
66 CAM TIMING CONTROL MOTOR O-RING 13090E See step  66 - -
67 CAM TIMING CONTROL MOTOR WITH EDU ASSEMBLY 13090D See step  67 - -
68 CAM TIMING OIL CONTROL SOLENOID O-RING 15370A See step  68 - -
69 CAM TIMING OIL CONTROL SOLENOID ASSEMBLY 15370 See step  69 - -
70 TIMING GEAR COVER INSULATOR 11336A See step  70 - -
71 OIL PRESSURE CONTROL VALVE ASSEMBLY 15250 See step  71 - -
72 OIL PRESSURE AND TEMPERATURE SENSOR 89448D See step  72 - -
73 STRAIGHT SCREW PLUG - - - -
74 ENGINE COOLANT TEMPERATURE SENSOR 89422A See step  74 - -
75 KNOCK CONTROL SENSOR 89615 See step  75 - -
76 SPARK PLUG 19100P See step  76 - -
*A w/ Filter - -
Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N.m (kgf/cm, ft.lbf) N.m (kgf/cm, ft.lbf): Specified torque
• Non-reusable part Adhesive 1344
* Precoated part - -
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