Lexus NX: Installation
INSTALLATION
PROCEDURE
1. INSTALL IGNITION COIL ASSEMBLY
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2. INSTALL SENSOR WIRE
(a) Install the sensor wire with the bolt.
Torque:
21 N·m {214 kgf·cm, 15 ft·lbf}
(b) Connect the knock control sensor connector.
3. INSTALL INJECTOR VIBRATION INSULATOR
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4. INSTALL FUEL DELIVERY PIPE
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5. INSTALL INTAKE MANIFOLD
(a) Install a new No. 1 intake manifold to head gasket to the intake manifold.
(b) Temporarily install the intake manifold with the 6 bolts.
| (c) Tighten the 6 bolts in the order shown in the illustration. Torque: 21 N·m {214 kgf·cm, 15 ft·lbf} |
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(d) Connect the purge line hose to the intake manifold, and slide the clamp to secure the hose.
(e) Connect the No. 2 PCV hose to the intake manifold, and slide the clamp to secure the hose.
6. INSTALL WATER INLET HOUSING
| (a) Using an E6 "TORX" socket wrench, install the 2 stud bolts to the water inlet housing. Torque: 4.4 N·m {45 kgf·cm, 39 in·lbf} NOTICE: If a stud bolt is deformed or its threads are damaged, replace it. |
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| (b) Install a new gasket and water inlet housing with the 3 bolts and nut. Torque: 43 N·m {438 kgf·cm, 32 ft·lbf} |
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7. INSTALL OIL COOLER ASSEMBLY
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8. INSTALL THERMOSTAT
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9. INSTALL WATER INLET
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10. INSTALL ENGINE WATER PUMP ASSEMBLY
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11. TEMPORARILY INSTALL NO. 1 EGR PIPE
| (a) Temporarily install the No. 1 EGR pipe with the 2 bolts. |
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12. INSTALL NO. 1 WATER BY-PASS HOSE
(a) Install the No. 1 water by-pass hose to the cylinder block, and slide the hose clamp to secure the hose.
13. INSTALL NO. 3 WATER BY-PASS HOSE
(a) Install the No. 3 water by-pass hose, and slide the hose clamp to secure the hose.
14. TEMPORARILY INSTALL EGR VALVE ASSEMBLY
| (a) Install 2 new gaskets to the No. 1 EGR pipe and intake manifold. NOTICE: Make sure that the gasket is installed in the correct direction. |
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| (b) Temporarily install the No. 1 EGR valve to the intake manifold with the 3 bolts. |
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(c) Temporarily connect the No. 1 EGR pipe to the EGR valve assembly with the 2 nuts.
15. TEMPORARILY INSTALL EGR COOLER ASSEMBLY
| (a) Install a new gasket to the No. 1 EGR pipe. NOTICE: Make sure that the gasket is installed in the correct direction. |
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(b) Temporarily install the EGR cooler assembly with the nut and bolt.
HINT:
The nut and bolt can be installed to either side depending on the position of the stud bolt.
(c) Connect the No. 5 water by-pass hose to the EGR cooler assembly, and slide the hose clamp to secure the hose.
(d) Temporarily connect the No. 1 EGR pipe to the EGR cooler assembly with the bolt and nut.
16. INSTALL WATER BY-PASS PIPE
(a) Install 2 new gaskets and the water by-pass pipe with the 4 bolts.
Torque:
10 N·m {102 kgf·cm, 7 ft·lbf}
17. TIGHTEN NO. 1 EGR PIPE
| (a) Tighten the 3 bolts and 3 nuts. Torque: 21 N·m {214 kgf·cm, 15 ft·lbf} |
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18. TIGHTEN EGR COOLER ASSEMBLY
(a) Tighten the bolt and nut.
Torque:
21 N·m {214 kgf·cm, 15 ft·lbf}
19. TIGHTEN EGR VALVE ASSEMBLY
(a) Tighten the 3 bolts.
Torque:
10 N·m {102 kgf·cm, 7 ft·lbf}
| (b) Connect the No. 1 water by-pass hose and No. 2 water by-pass hose to the EGR valve assembly, and slide the 2 clamps to secure the hose. |
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20. INSTALL THROTTLE WITH MOTOR BODY ASSEMBLY
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21. INSTALL EXHAUST MANIFOLD CONVERTER SUB-ASSEMBLY
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22. INSTALL MANIFOLD STAY
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23. INSTALL NO. 2 MANIFOLD STAY
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24. INSTALL NO. 2 EGR PIPE
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25. INSTALL NO. 1 EXHAUST MANIFOLD HEAT INSULATOR
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26. INSTALL NO. 1 COMPRESSOR MOUNTING BRACKET
(a) Install the No. 1 compressor mounting bracket with the 4 bolts.
Torque:
24.5 N·m {250 kgf·cm, 18 ft·lbf}
27. INSTALL COMPRESSOR ASSEMBLY WITH MOTOR
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28. INSTALL V-RIBBED BELT TENSIONER ASSEMBLY
(a) Install the V-ribbed belt tensioner assembly with the bolt.
Torque:
21 N·m {214 kgf·cm, 15 ft·lbf}
29. INSTALL ENGINE OIL LEVEL DIPSTICK GUIDE
(a) Apply a light coat of engine oil to a new O-ring.
(b) Install the O-ring to the engine oil level dipstick guide.
(c) Install the engine oil level dipstick guide with the bolt.
Torque:
10 N·m {102 kgf·cm, 7 ft·lbf}
(d) Install the engine oil level dipstick.
READ NEXT:
Components
COMPONENTS ILLUSTRATION *1 FRONT SUSPENSION MEMBER REINFORCEMENT RH *2 NO. 1 ENGINE UNDER COVER ASSEMBLY N*m (kgf*cm, ft.*lbf): Specified torque - - ILLUSTRATION *1 CRANK
Removal
REMOVAL PROCEDURE 1. REMOVE NO. 1 ENGINE UNDER COVER ASSEMBLY Click here 2. REMOVE FAN AND GENERATOR V BELT Click here 3. REMOVE FRONT SUSPENSION MEMBER REINFORCEMENT RH Click here 4. REMOVE C
SEE MORE:
Freeze Frame Data
FREEZE FRAME DATA FREEZE FRAME DATA HINT:
If a DTC is output, the freeze frame data is recorded when the DTC occurs.
If freeze frame data is recorded when a DTC occurs, the freeze frame data is not cleared or updated until the recorded DTC is cleared.
(a) Using the Techstream, the condition
On-vehicle Inspection
ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT CAUTION: Be sure to follow the correct removal and installation procedures of the occupant classification ECU. PROCEDURE 1. INSPECT OCCUPANT DETECTION ECU (for Vehicle not Involved in Collision) (a) Perform a diagnostic system check. Click here 2. INS
