Lexus ES manuals

Lexus ES: RR Speed Sensor Wrong Installation (X0454)

DESCRIPTION

Code

Tester Display

Measurement Item

Trouble Area

X0454

RR Speed Sensor Wrong Installation

History of rear speed sensor RH being installed incorrectly

Rear Speed Sensor RH

PROCEDURE

1.

CHECK FOR DTCs (HEALTH CHECK)

(a) Perform the Health Check using the Techstream.

Result

Proceed to

DTCs are not output

A

DTCs are output

B

B

GO TO DIAGNOSTIC TROUBLE CODE CHART

A

2.

CHECK PART NUMBER (REAR SPEED SENSOR RH)

(a) Check that the rear speed sensor RH is installed.

OK:

Proper rear speed sensor RH is installed.

NOTICE:

If it is necessary to remove components in order to check the rear speed sensor RH, follow the relevant installation and removal procedures and precautions for those components.

HINT:

The rear speed sensor RH and rear speed sensor rotor RH are incorporated into the rear axle hub and bearing assembly RH. (for 2WD)

If the rear speed sensor RH and rear speed sensor rotor RH need to be replaced, replace the rear axle hub and bearing assembly RH. (for 2WD)

NG

REPLACE REAR SPEED SENSOR RH

OK

3.

CLEAR VEHICLE CONTROL HISTORY

(a) Using the Techstream, clear the Vehicle Control History.

Chassis > Brake > Utility

Tester Display

Vehicle Control History (RoB)

NEXT

4.

CHECK VEHICLE CONTROL HISTORY

(a) Using the Techstream, check for Vehicle Control History.

Chassis > Brake > Utility

Tester Display

Vehicle Control History (RoB)

HINT:

The rear speed sensor RH and rear speed sensor rotor RH are incorporated into the rear axle hub and bearing assembly RH. (for 2WD)

If the rear speed sensor RH and rear speed sensor rotor RH need to be replaced, replace the rear axle hub and bearing assembly RH. (for 2WD)

Result

Proceed to

X0454 is not output

A

X0454 is output

B

A

USE SIMULATION METHOD TO CHECK

B

REPLACE REAR SPEED SENSOR RH

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