Lexus ES: Removal

Lexus ES (XZ10) Service Manual / Drivetrain / Axle And Differential / Steering Knuckle / 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 steering knuckle removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced (for HV Model:)

Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function when Necessary Procedure not Performed
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Auxiliary battery terminal is disconnected/reconnected	Perform steering sensor zero point calibration	Lane Control System
		Pre-collision System
		Parking Support Brake System*
		Lighting System
	Memorize steering angle neutral point	Parking Assist Monitor System
	Memorize steering angle neutral point	Panoramic View Monitor System
	Initialize power trunk lid system	Power Trunk Lid System (for HV Model)
Front wheel alignment adjustment	Clear zero point calibration data. Perform yaw rate and acceleration sensor zero point calibration.	DTCs are stored ABS warning light illuminates Brake warning light / yellow (minor malfunction) illuminates Slip indicator light illuminates VSC disabled or malfunctions

NOTICE:

for HV Model:

After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Audio and Visual System)
After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Navigation System)

CAUTION / NOTICE / HINT

Necessary Procedures After Parts Removed/Installed/Replaced (for Gasoline Model:)

Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function when Necessary Procedure not Performed	Link
Front wheel alignment adjustment	Perform "Reset Memory". Perform acceleration sensor zero point calibration and store system information memorization.	VSC is disabled or malfunctions DTCs are output Slip indicator light illuminates ABS warning light illuminates

for HV Model:

When removing or installing the front disc brake caliper assembly, pushing back the disc brake piston may cause a large clearance between the brake pads and brake disc. When the brake pedal is depressed with a large clearance between the brake pads and the brake disc, DTC C1214 related to abnormal brake fluid pressure may be stored. Make sure to clear any DTCs after performing this procedure.
While the auxiliary battery is connected, even if the power switch is off, the brake control system activates when the brake pedal is depressed or any door courtesy switch turns on. Therefore, when servicing the brake system components, do not operate the brake pedal or open/close the doors while the auxiliary battery is connected.

HINT:

Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.

PROCEDURE

1. REMOVE FRONT AXLE ASSEMBLY

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2. REMOVE FRONT LOWER BALL JOINT ASSEMBLY

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3. REMOVE STEERING KNUCKLE

(a) Secure the front axle assembly between aluminum plates in a vise.

NOTICE:

Do not overtighten the vise.

(b) Remove the 4 bolts, front axle hub sub-assembly and front disc brake dust cover from the steering knuckle.

NOTICE:

Do not drop the front axle hub sub-assembly.
Be careful not to damage the speed sensor rotor or contact surfaces.
Do not allow foreign matter to contact the speed sensor rotor or contact surfaces.

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Disposal

DISPOSAL CAUTION / NOTICE / HINT HINT: The tire pressure warning valve and transmitter is powered by a lithium battery. When disposing of the tire pressure warning valve and transmitter, remove the battery and dispose of it properly. PROCEDURE 1. DISPOSE OF TIRE PRESSURE WARNING VALVE AND TRANSMITTE

Indicator (Red) Circuit Short to Ground (B157011,B157013)

DESCRIPTION This DTC is stored when the DCM (telematics transceiver) detects an open or short in the manual (SOS) switch red indicator circuit of the manual (SOS) switch. The manual (SOS) switch red indicator illuminates for 2 seconds and goes off when the power switch is turned on (IG). If a malfun

Lexus ES: Removal

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Drive Shaft / Propeller Shaft

Drive Shaft System

Front Drive Shaft Assembly (for 2gr-fks)

SEE MORE:

Disposal

Indicator (Red) Circuit Short to Ground (B157011,B157013)