Toyota Prius: Front Speed Sensor

• Removal
• Installation

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 front speed sensor removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function when Necessary Procedure not Performed	Link
*1: Also necessary after performing a tire rotation. *2: It is not necessary to perform this procedure if the tire pressure warning valve and transmitters are installed to the same location.
Tires	Initialization*1*2 Tire Position Identification*1*2	Tire Pressure Warning System	Refer to Procedures Necessary When Replacing Parts (for Tire Pressure Warning System)
	Rear television camera assembly optical axis (Back camera position setting)	Parking Assist Monitor System
	Parking assist ECU initialization	Panoramic View Monitor System
		Advanced Park

CAUTION / NOTICE / HINT

CAUTION / NOTICE / HINT

COMPONENTS (REMOVAL)

Procedure		Part Name Code
1	FRONT WHEEL	-	-	-	-
2	WHEEL OPENING MOULDING	-	-	-	-
3	FRONT FENDER LINER	53876A	-	-	-
4	FRONT SPEED SENSOR	89543		-	-

*1

FRONT FLEXIBLE HOSE

-

-

PROCEDURE

1. REMOVE FRONT WHEEL

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2. REMOVE WHEEL OPENING MOULDING

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3. SEPARATE FRONT FENDER LINER

4. REMOVE FRONT SPEED SENSOR

(1) Turn back the front fender liner.

(2) Disconnect the connector.

(3) Disengage the 2 clamps from the Toyota Prius vehicle body.

(4) Remove the 2 bolts and separate front speed sensor.

(1) Remove the bolt and separate the front flexible hose and front speed sensor clamp from the front shock absorber assembly.

(1) Disengage the clamp from the front shock absorber assembly.

(2) Remove the bolt and front speed sensor from the steering knuckle.

Installation

INSTALLATION

CAUTION / NOTICE / HINT

CAUTION / NOTICE / HINT

COMPONENTS (INSTALLATION)

Procedure		Part Name Code
1	FRONT SPEED SENSOR	89543		-	-
2	FRONT FENDER LINER	53876A	-	-	-
3	WHEEL OPENING MOULDING	-	-	-	-
4	FRONT WHEEL	-	-	-	-
5	CHECK FOR SPEED SENSOR SIGNAL	-	-	-

Tightening torque for "Major areas involving basic Toyota Prius vehicle performance such as moving/turning/stopping" : N*m (kgf*cm, ft.*lbf)

N*m (kgf*cm, ft.*lbf): Specified torque

PROCEDURE

1. INSTALL FRONT SPEED SENSOR

NOTICE: Do not twist the front speed sensor wire harness when installing it.

(1) Install the front speed sensor to the steering knuckle with the bolt.

Torque:

8.5 N·m {87 kgf·cm, 75 in·lbf}

(2) Engage the clamp to the front shock absorber assembly.

*a

Hook

-

-

(1) Engage the 2 hooks to the front shock absorber assembly.

(2) Install the front speed sensor clamp and front flexible hose to the front shock absorber assembly with the bolt.

Torque:

29 N·m {296 kgf·cm, 21 ft·lbf}

*a

Hook

-

-

(1) Engage the hook to the Toyota Prius vehicle body.

(2) Install the front speed sensor with the 2 bolts.

Torque:

8.5 N·m {87 kgf·cm, 75 in·lbf}

(1) Engage the 2 clamps to the vehicle body.

(2) Connect the connector.

2. INSTALL FRONT FENDER LINER

3. INSTALL WHEEL OPENING MOULDING

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4. INSTALL FRONT WHEEL

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5. CHECK FOR SPEED SENSOR SIGNAL

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