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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 23 (Engine Mechanical System (A25A-FXS) - Service Information (2 Of 3)) >> Engine Unit >> Components [10/2021 - 10/2022]

Components [10/2021 - 10/2022]

WARNING: This page is about a different variant/trim than selected.
Fig 1: Engine Unit Replacement Components With Torque Specifications [10/2021 - 10/2022] (1 Of 11)
GTY1181228Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*A Type A - -
*1 EXHAUST MANIFOLD (TWC: Front Catalyst) *2 NO. 1 EXHAUST MANIFOLD HEAT INSULATOR
*3 MANIFOLD STAY *4 EXHAUST MANIFOLD TO HEAD GASKET
N*m (kgf*cm, ft.*lbf): Specified torque • Non-reusable part
Fig 2: Engine Unit Replacement Components With Torque Specifications [10/2021 - 10/2022] (2 Of 11)
GTY1181042Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*A Type B - -
*1 EXHAUST MANIFOLD (TWC: Front Catalyst) *2 NO. 1 EXHAUST MANIFOLD HEAT INSULATOR
*3 MANIFOLD STAY *4 EXHAUST MANIFOLD TO HEAD GASKET
N*m (kgf*cm, ft.*lbf): Specified torque • Non-reusable part
Fig 3: Engine Unit Replacement Components With Torque Specifications [10/2021 - 10/2022] (3 Of 11)
GTY1109345Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*A w/ Stud Bolt *B w/o Stud Bolt
*1 FUEL DELIVERY PIPE SUB-ASSEMBLY *2 NO. 1 FUEL PIPE SUB-ASSEMBLY
*3 INTAKE MANIFOLD *4 NO. 1 EGR PIPE SUB-ASSEMBLY
*5 NO. 2 WATER BY-PASS PIPE *6 NO. 3 WATER BY-PASS PIPE
*7 THROTTLE BODY GASKET *8 PORT FUEL INJECTOR ASSEMBLY
*9 DIRECT FUEL INJECTOR ASSEMBLY *10 O-RING
*11 INJECTOR VIBRATION INSULATOR *12 NO. 1 DELIVERY PIPE SPACER
*13 NOZZLE HOLDER CLAMP *14 FUEL PIPE CLAMP
*15 NO. 1 INTAKE MANIFOLD TO HEAD GASKET *16 EGR VALVE ADAPTER GASKET
*17 EGR INLET GASKET *18 FUEL PUMP ASSEMBLY (for High Pressure)
*19 FUEL PUMP FLANGE *20 FUEL PUMP SPACER GASKET
*21 FUEL PUMP LIFTER ASSEMBLY *22 FUEL DELIVERY PIPE
*23 NO. 3 FUEL INJECTOR BACK-UP RING *24 NO. 1 FUEL INJECTOR BACK-UP RING
*25 FUEL TUBE SUB-ASSEMBLY *26 C-RING
*27 FUEL INJECTOR SEAL *28 NO. 5 ENGINE WIRE
*29 STUD BOLT - -
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
* For use with a union nut wrench • Non-reusable part
Fig 4: Engine Unit Replacement Components With Torque Specifications [10/2021 - 10/2022] (4 Of 11)
GTY871013Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*1 COMPRESSOR WITH MOTOR ASSEMBLY *2 STUD BOLT
*3 NO. 3 EXHAUST MANIFOLD HEAT INSULATOR *4 NO. 6 ENGINE WIRE
*5 SENSOR WIRE *6 DRIVE SHAFT BEARING BRACKET
*7 WIRE HARNESS CLAMP BRACKET *8 ENGINE OIL LEVEL DIPSTICK
*9 ENGINE OIL LEVEL DIPSTICK GUIDE *10 O-RING
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 - -
Fig 5: Engine Unit Replacement Components With Torque Specifications [10/2021 - 10/2022] (5 Of 11)
GTY1108608Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*A Type A *B Type B
*1 EGR COOLER ASSEMBLY *2 NO. 2 WATER BY-PASS PIPE SUB-ASSEMBLY
*3 THROTTLE BODY WITH MOTOR ASSEMBLY *4 FLOW SHUTTING VALVE (WATER BY-PASS HOSE ASSEMBLY)
*5 IGNITION COIL ASSEMBLY *6 WATER HOSE CLAMP BRACKET
*7 EGR COOLER GASKET *8 NO. 3 WATER BY-PASS HOSE
*9 NO. 7 WATER BY-PASS HOSE *10 NO. 4 WATER BY-PASS HOSE
*11 EGR VALVE ASSEMBLY *12 NO. 8 WATER BY-PASS HOSE
*13 EGR VALVE GASKET - -
N*m (kgf*cm, ft.*lbf): Specified torque • Non-reusable part
Fig 6: Engine Unit Replacement Components With Torque Specifications [10/2021 - 10/2022] (6 Of 11)
GTY746855Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*1 ENGINE MOUNTING BRACKET RH *2 CAM TIMING OIL CONTROL SOLENOID ASSEMBLY
*3 CAM TIMING CONTROL MOTOR WITH EDU ASSEMBLY *4 CAM TIMING CONTROL MOTOR O-RING
*5 CRANKSHAFT PULLEY ASSEMBLY *6 ENGINE WATER PUMP ASSEMBLY (WATER INLET HOUSING)
*7 WATER INLET WITH THERMOSTAT SUB-ASSEMBLY *8 GASKET
*9 O-RING *10 CRANKSHAFT PULLEY BOLT
*11 WATER OUTLET *12 WATER OUTLET GASKET
N*m (kgf*cm, ft.*lbf): Specified torque • Non-reusable part
* Precoated part - -
Fig 7: Engine Unit Replacement Components With Torque Specifications [10/2021 - 10/2022] (7 Of 11)
GTY1106581Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*A w/ Filter - -
*1 OIL COOLER ASSEMBLY *2 OIL COOLER GASKET
*3 OIL CONTROL VALVE FILTER *4 NO. 1 WATER BY-PASS HOSE
*5 NO. 2 WATER BY-PASS HOSE - -
Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N*m (kgf*cm, ft.*lbf) • Non-reusable part
Fig 8: Engine Unit Replacement Components With Torque Specifications [10/2021 - 10/2022] (8 Of 11)
GTY1250410Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*A Type A *B Type B
*1 OIL FILLER CAP GASKET *2 OIL FILLER CAP SUB-ASSEMBLY
*3 CAMSHAFT POSITION SENSOR (for Intake Side) *4 CYLINDER HEAD COVER SUB-ASSEMBLY
*5 CAMSHAFT POSITION SENSOR (for Exhaust Side) *6 SPARK PLUG
*7 SPARK PLUG TUBE GASKET *8 CAMSHAFT BEARING CAP OIL HOLE GASKET
*9 CYLINDER HEAD COVER GASKET *10 O-RING
N*m (kgf*cm, ft.*lbf): Specified torque • Non-reusable part
* Precoated part - -
Fig 9: Engine Unit Replacement Components With Torque Specifications [10/2021 - 10/2022] (9 Of 11)
GTY948338Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*A Type A *B Type B
*1 CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY *2 CAMSHAFT TIMING GEAR ASSEMBLY
*3 OIL PRESSURE CONTROL VALVE ASSEMBLY *4 CHAIN SUB-ASSEMBLY
*5 CHAIN TENSIONER SLIPPER *6 NO. 1 CHAIN TENSIONER ASSEMBLY
*7 NO. 1 CHAIN VIBRATION DAMPER *8 OIL PUMP DRIVE CHAIN SUB-ASSEMBLY
*9 NO. 2 TIMING CHAIN COVER ASSEMBLY *10 OIL PUMP DRIVE SPROCKET
*11 OIL PUMP DRIVE SHAFT SPROCKET *12 CRANKSHAFT TIMING SPROCKET
*13 STRAIGHT SCREW PLUG *14 TIMING CHAIN COVER OIL SEAL
*15 STRAIGHT PIN *16 CRANKSHAFT TIMING GEAR KEY
*17 CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (EXHAUST CAMSHAFT TIMING GEAR BOLT ASSEMBLY) *18 TIMING CHAIN COVER ASSEMBLY
*19 STUD BOLT *20 CHAIN DAMPER SPRING
*21 CHAIN TENSIONER PLATE *22 RING PIN
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 10: Engine Unit Replacement Components With Torque Specifications [10/2021 - 10/2022] (10 Of 11)
GTY1104467Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*A w/ Stud Bolt - -
*1 FUEL PUMP LIFTER GUIDE *2 CAMSHAFT
*3 NO. 2 CAMSHAFT *4 CAMSHAFT HOUSING SUB-ASSEMBLY
*5 PLATE WASHER *6 CYLINDER HEAD SET BOLT
*7 RING PIN *8 CYLINDER HEAD SUB-ASSEMBLY
*9 CYLINDER HEAD GASKET *10 NO. 4 CAMSHAFT BEARING CAP
*11 PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY) *12 VALVE STEM CAP
*13 VALVE LASH ADJUSTER ASSEMBLY *14 NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY
*15 NO. 1 CAMSHAFT BEARING CAP *16 NO. 2 CAMSHAFT BEARING CAP
*17 NO. 3 CAMSHAFT BEARING CAP *18 WATER BY-PASS PIPE SUB-ASSEMBLY
*19 GASKET *20 WATER BY-PASS OUTLET
*21 OUTLET WATER PIPE GASKET *22 ENGINE COOLANT TEMPERATURE SENSOR
*23 WIRE HARNESS CLAMP BRACKET *24 STUD BOLT
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 11: Engine Unit Replacement Components With Torque Specifications [10/2021 - 10/2022] (11 Of 11)
GTY922979Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*1 CRANKSHAFT POSITION SENSOR *2 ENGINE BALANCER ASSEMBLY
*3 ENGINE OIL LEVEL SENSOR *4 OIL FILTER SUB-ASSEMBLY
*5 OIL FILTER UNION *6 NO. 2 OIL PAN SUB-ASSEMBLY
*7 OIL PUMP ASSEMBLY *8 OIL PUMP BRACKET
*9 OIL STRAINER SUB-ASSEMBLY *10 REAR ENGINE OIL SEAL
*11 STIFFENING CRANKCASE ASSEMBLY *12 CYLINDER BLOCK SUB-ASSEMBLY
*13 OIL NOZZLE VALVE SUB-ASSEMBLY *14 STUD BOLT
*15 RING PIN *16 OIL PAN DRAIN PLUG
*17 GASKET *18 OIL STRAINER GASKET
*19 KNOCK CONTROL SENSOR *20 OIL PRESSURE AND TEMPERATURE SENSOR
*21 STRAIGHT SCREW PLUG *22 WIRE HARNESS CLAMP BRACKET
*23 CYLINDER BLOCK WATER JACKET SPACER *24 O-RING
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
MP grease * Precoated part
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