Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: Removal

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during ignition coil assembly or spark plug removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

Battery terminal is disconnected/reconnected

Memorize steering angle neutral point

Lane Control System

Pre-collision System

Intelligent Clearance Sonar System*1

Parking Assist Monitor System

Panoramic View Monitor System

Lighting System (w/ Automatic Headlight Beam Level Control System)

Initialize back door lock

Power Door Lock Control System

Reset back door close position

Power Back Door System (w/ Outside Door Control Switch)

  • Replacement of throttle body with motor assembly
  • Cleaning the deposits from the throttle body with motor assembly
  • Replacement of ignition coil assembly
  • Replacement of spark plug

Inspection After Repair

  • Poor idle, etc.
  • Engine start function, etc.

*1: When performing learning using the Techstream.

Click here

PROCEDURE

1. REMOVE INTAKE AIR SURGE TANK ASSEMBLY

Click here

2. REMOVE IGNITION COIL ASSEMBLY

(a) Disconnect the 6 ignition coil assembly connectors.

(b) Remove the 6 bolts and 6 ignition coil assemblies from the cylinder head cover sub-assembly and cylinder head cover sub-assembly LH.

NOTICE:

If an ignition coil assembly has been struck or dropped, replace it.

HINT:

Arrange the removed parts in the correct order.

3. REMOVE SPARK PLUG

(a) Remove the 6 spark plugs from the cylinder head sub-assembly and cylinder head LH.

NOTICE:

If a spark plug has been struck or dropped, replace it.

HINT:

Arrange the removed parts in the correct order.

    Components
    COMPONENTS ILLUSTRATION *1 IGNITION COIL ASSEMBLY *2 SPARK PLUG N*m (kgf*cm, ft.*lbf): Specified torque - - ...

    Installation
    INSTALLATION PROCEDURE 1. INSTALL SPARK PLUG HINT: Perform "Inspection After Repair" after replacing a spark plug. Click here (a) Install the 6 spark plugs to the cylinder head sub-assembly and cyl ...

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    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

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