Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Removal

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual / Engine & Hybrid System / 2gr-fks (engine Control) / Ignition Coil And Spark Plug / 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
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 ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Audio And Visual System (for 8 Inch Display): Pointer Displayed/not Displayed Repeatedly
WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System. Click here Inspect the fuses for circuits r ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Blind Spot Monitor System: Lost Communication with ECM / PCM "A" (U0100,U0125,U0126,U0129,U0142)
DESCRIPTION These DTCs are stored if there is a malfunction in the CAN communication system connected to the blind spot monitor sensor. HINT: If CAN communication system DTCs are stored, they may also be stored for other systems. DTC No. Detection Item DTC Detection Condition Trouble Area ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Removal

Components

Installation

Other materials:

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

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