Lexus NX: Components
COMPONENTS
ILLUSTRATION
| *1 | EXHAUST MANIFOLD CONVERTER SUB-ASSEMBLY | *2 | MANIFOLD STAY |
| *3 | NO. 1 EXHAUST MANIFOLD HEAT INSULATOR | *4 | NO. 2 EGR PIPE |
| *5 | NO. 2 MANIFOLD STAY | *6 | EXHAUST MANIFOLD TO HEAD GASKET |
| *7 | GASKET | - | - |
.png) | N*m (kgf*cm, ft.*lbf): Specified torque | ● | Non-reusable part |
ILLUSTRATION
| *1 | EGR COOLER ASSEMBLY | *2 | EGR VALVE ASSEMBLY |
| *3 | FUEL DELIVERY PIPE | *4 | INJECTOR VIBRATION INSULATOR |
| *5 | INTAKE MANIFOLD | *6 | NO. 1 EGR PIPE |
| *7 | NO. 1 WATER BY-PASS HOSE | *8 | NO. 3 WATER BY-PASS HOSE |
| *9 | THROTTLE WITH MOTOR BODY ASSEMBLY | *10 | WATER BY-PASS PIPE |
| *11 | NO. 1 FUEL DELIVERY SPACER | *12 | FUEL HOSE BRACKET |
| *13 | PURGE LINE HOSE | *14 | NO. 2 PCV HOSE |
| *15 | FUEL TUBE SUB-ASSEMBLY | *16 | GASKET |
| *17 | NO. 2 WATER BY-PASS HOSE | *18 | NO. 1 INTAKE MANIFOLD TO HEAD GASKET |
| | N*m (kgf*cm, ft.*lbf): Specified torque | ● | Non-reusable part |
ILLUSTRATION
| *1 | ENGINE WATER PUMP ASSEMBLY | *2 | OIL COOLER ASSEMBLY |
| *3 | THERMOSTAT | *4 | WATER INLET |
| *5 | WATER INLET HOUSING | *6 | GASKET |
| *7 | STUD BOLT | *8 | SEAL WASHER |
| *9 | UNION BOLT | - | - |
| | N*m (kgf*cm, ft.*lbf): Specified torque | ● | Non-reusable part |
ILLUSTRATION
| *1 | COMPRESSOR ASSEMBLY WITH MOTOR | *2 | ENGINE OIL LEVEL DIPSTICK GUIDE |
| *3 | IGNITION COIL ASSEMBLY | *4 | NO. 1 COMPRESSOR MOUNTING BRACKET |
| *5 | SENSOR WIRE | *6 | V-RIBBED BELT TENSIONER ASSEMBLY |
| *7 | ENGINE OIL LEVEL DIPSTICK | *8 | O-RING |
| *9 | STUD BOLT | - | - |
| | N*m (kgf*cm, ft.*lbf): Specified torque | ● | Non-reusable part |
ILLUSTRATION
| *1 | CAMSHAFT POSITION SENSOR | *2 | CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY |
| *3 | CYLINDER HEAD COVER SUB-ASSEMBLY | *4 | ENGINE COVER JOINT |
| *5 | OIL FILLER CAP SUB-ASSEMBLY | *6 | SPARK PLUG |
| *7 | SPARK PLUG TUBE GASKET | *8 | OIL FILLER CAP GASKET |
| *9 | STUD BOLT | *10 | SEAL WASHER |
| *11 | CYLINDER HEAD COVER GASKET | *12 | O-RING |
| *13 | GASKET | - | - |
| | N*m (kgf*cm, ft.*lbf): Specified torque | ● | Non-reusable part |
.png) | Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent | ★ | Precoated part |
ILLUSTRATION
| *1 | ENGINE COOLANT TEMPERATURE SENSOR | *2 | ENGINE OIL PRESSURE SWITCH ASSEMBLY |
| *3 | KNOCK CONTROL SENSOR | *4 | PCV CASE |
| *5 | PCV VALVE | *6 | SEPARATOR CASE |
| *7 | STUD BOLT | *8 | NO. 2 PCV HOSE |
| *9 | GASKET | - | - |
| | N*m (kgf*cm, ft.*lbf): Specified torque | * | For use with ball joint lock nut wrench |
| ● | Non-reusable part | | Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent |
.png) | Toyota Genuine Adhesive 1344, Three Bond 1344 or equivalent | ★ | Precoated part |
ILLUSTRATION
| *1 | CAMSHAFT TIMING GEAR ASSEMBLY | *2 | CAMSHAFT TIMING SPROCKET |
| *3 | CHAIN SUB-ASSEMBLY | *4 | CHAIN TENSIONER SLIPPER |
| *5 | CRANKSHAFT POSITION SENSOR | *6 | CRANKSHAFT PULLEY ASSEMBLY |
| *7 | CRANKSHAFT TIMING SPROCKET | *8 | ENGINE MOUNTING BRACKET RH |
| *9 | NO. 1 CHAIN TENSIONER ASSEMBLY | *10 | NO. 1 CHAIN VIBRATION DAMPER |
| *11 | TIMING CHAIN COVER ASSEMBLY | *12 | TIMING CHAIN COVER OIL SEAL |
| *13 | TIMING CHAIN COVER PLATE | *14 | TIMING CHAIN COVER TIGHT PLUG |
| *15 | TIMING CHAIN GUIDE | *16 | STUD BOLT |
| *17 | CRANKSHAFT PULLEY SET BOLT | *18 | GASKET |
| | N*m (kgf*cm, ft.*lbf): Specified torque | ● | Non-reusable part |
| | MP grease | | Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent |
| ★ | Precoated part | .png) | Do not apply lubricants to the threads |
ILLUSTRATION
| *1 | CAMSHAFT | *2 | CAMSHAFT HOUSING SUB-ASSEMBLY |
| *3 | CYLINDER HEAD GASKET | *4 | CYLINDER HEAD SUB-ASSEMBLY |
| *5 | NO. 1 CAMSHAFT BEARING | *6 | NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY |
| *7 | NO. 2 CAMSHAFT | *8 | NO. 2 CAMSHAFT BEARING |
| *9 | OIL CONTROL VALVE FILTER | *10 | VALVE LASH ADJUSTER ASSEMBLY |
| *11 | VALVE STEM CAP | *12 | RING PIN |
| *13 | STUD BOLT | *14 | STRAIGHT PIN |
| *15 | NO. 1 CAMSHAFT BEARING CAP | *16 | NO. 2 CAMSHAFT BEARING CAP |
| *17 | NO. 3 CAMSHAFT BEARING CAP | *18 | PLATE WASHER |
| | N*m (kgf*cm, ft.*lbf): Specified torque | ● | Non-reusable part |
| | Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent | ★ | Precoated part |
| *T1 | 1st: 36 (367, 27) 2nd: 36 (367, 27) 3rd: Turn 90° 4th: Turn 90° | - | - |
ILLUSTRATION
| *1 | CYLINDER BLOCK WATER JACKET SPACER | *2 | ENGINE BALANCER ASSEMBLY |
| *3 | NO. 1 OIL PAN BAFFLE PLATE | *4 | OIL FILTER ELEMENT |
| *5 | OIL PAN SUB-ASSEMBLY | *6 | OIL STRAINER SUB-ASSEMBLY |
| *7 | REAR ENGINE OIL SEAL | *8 | STIFFENING CRANKCASE ASSEMBLY |
| *9 | STUD BOLT | *10 | OIL PAN DRAIN PLUG |
| *11 | RING PIN | *12 | CYLINDER BLOCK |
| *13 | OIL FILTER CAP ASSEMBLY | *14 | OIL FILTER DRAIN PLUG |
| *15 | O-RING | *16 | GASKET |
| | N*m (kgf*cm, ft.*lbf): Specified torque | ● | Non-reusable part |
| | MP Grease | | Toyota Genuine Adhesive 1344, Three Bond 1344 or equivalent |
| ★ | Precoated part | - | - |
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Removal
REMOVAL PROCEDURE 1. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE (a) Remove the engine oil level dipstick. (b) Remove the bolt and engine oil level dipstick guide. (c) Remove the O-ring from
Disassembly
DISASSEMBLY PROCEDURE 1. REMOVE ENGINE COVER JOINT (a) Remove the 3 engine cover joints. 2. REMOVE SPARK PLUG Click here 3. REMOVE KNOCK CONTROL SENSOR Click here 4. REMOVE ENGINE C
Inspection
INSPECTION PROCEDURE 1. INSPECT NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY (a) Turn the roller by hand and check that it turns smoothly. If the roller does not turn smoothly, replace the No. 1 valve rocker a
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Installation
INSTALLATION PROCEDURE 1. INSTALL AIR CONDITIONING THERMISTOR ASSEMBLY (HUMIDITY SENSOR) *1 Stopper *2 Bracket (a) Attach the 2 brackets, and carefully install the air conditioning thermistor assembly (humidity sensor) to the glass surface, preventing air bubbles from forming between
Voice Guidance Circuit between Radio Receiver and Stereo Component Amplifier
DESCRIPTION This circuit is used when the voice switch of the steering pad switch assembly is pushed. Using this circuit, the radio and display receiver assembly sends signals to the stereo component amplifier assembly. WIRING DIAGRAM PROCEDURE 1. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER A
