Lexus NX: Ignition Coil And Spark Plug
Components
COMPONENTS
ILLUSTRATION
| *1 | IGNITION COIL ASSEMBLY | *2 | NO. 1 ENGINE COVER SUB-ASSEMBLY |
| *3 | SPARK PLUG | - | - |
.png) | N*m (kgf*cm, ft.*lbf) : Specified torque | - | - |
Removal
REMOVAL
PROCEDURE
1. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY
Click here .gif)
2. REMOVE IGNITION COIL ASSEMBLY
| (a) Disconnect the 4 ignition coil assembly connectors. |
|
| (b) Remove the 4 bolts and 4 ignition coil assemblies. NOTICE: Replace with a new part if it is dropped or if it receives a strong impact. |
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3. REMOVE SPARK PLUG
| (a) Using a 16 mm spark plug wrench, remove the 4 spark plugs. NOTICE: Replace with a new part if it is dropped or if it receives a strong impact. |
|
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Perform "Inspection After Repairs" after replacing the ignition coil assembly or the spark plug.
Click here .gif)
PROCEDURE
1. INSTALL SPARK PLUG
HINT:
Perform "Inspection After Repairs" after replacing the spark plug.
Click here
(a) Using a 16 mm spark plug wrench, install the 4 spark plugs.
Torque:
25 N·m {255 kgf·cm, 18 ft·lbf}
NOTICE:
Replace with a new part if it is dropped or if it receives a strong impact.
2. INSTALL IGNITION COIL ASSEMBLY
HINT:
Perform "Inspection After Repairs" after replacing the ignition coil assembly.
Click here
(a) Install the 4 ignition coil assemblies with the 4 bolts.
Torque:
10 N·m {102 kgf·cm, 7 ft·lbf}
NOTICE:
Replace with a new part if it is dropped or if it receives a strong impact.
(b) Connect the 4 ignition coil assembly connectors.
3. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY
Click here
READ NEXT:
Parts Location
PARTS LOCATION ILLUSTRATION *1 IGNITION COIL ASSEMBLY *2 ECM *3 NO. 1 ENGINE ROOM RELAY BLOCK LH - IGN FUSE *4 SPARK PLUG
System Diagram
SYSTEM DIAGRAM
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Installation
INSTALLATION PROCEDURE 1. PRECAUTION CAUTION: Be sure to read precaution thoroughly before servicing. Click here 2. INSTALL REAR TIRE PRESSURE MONITOR INITIATOR (a) Install the rear tire pressure monitor initiator with the 2 nuts. Torque: 8.3 N·m {85 kgf·cm, 73 in·lbf} (b) Connect the grommet.
