Toyota Avalon (XX50): Front Brake Flexible Hose

Components

COMPONENTS

ILLUSTRATION

*1	FRONT FLEXIBLE HOSE	*2	GASKET
*3	BRAKE LINE	*4	FRONT SPEED SENSOR
*5	UNION BOLT	-	-
	Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N*m (kgf*cm, ft.*lbf)	*	For use with a union nut wrench
●	Non-reusable part	-	-

Installation

INSTALLATION

CAUTION / NOTICE / HINT

NOTICE:

• Because the left and right front flexible hoses are not interchangeable, verify the part number when installing the front flexible hoses.
• When reusing the front flexible hoses, use the identification marks created during removal to install each front flexible hose to its original position.

HINT:

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

PROCEDURE

1. INSTALL FRONT FLEXIBLE HOSE

NOTICE:

When installing the front flexible hose, minimize twisting of the hose.

(a) Install the front flexible hose with a new clip. NOTICE: Install the clip as far as it will go. When installing the front flexible hose, face the identification mark to the outside of the vehicle.

*a Identification Mark *b Torque Wrench Fulcrum Length *c Union Nut Wrench

(b) Using a union nut wrench, connect the brake line to the front flexible hose while holding the front flexible hose with a wrench.

Torque:

Specified tightening torque :

15.2 N·m {155 kgf·cm, 11 ft·lbf}

NOTICE:

• Do not kink or damage the brake line.
• Do not allow any foreign matter such as dirt or dust to enter the brake line from the connecting parts.

HINT:

• Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.

  Click here

• When using a union nut wrench (fulcrum length of 22 mm (0.866 in.)) + torque wrench (fulcrum length of 162 mm (6.38 in.)):

  13.4 N*m (137 kgf*cm, 10 ft.*lbf)

(c) Engage the 2 hooks to install the front speed sensor clamp bracket.

NOTICE:

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

Hook

(d) Install the front flexible hose and front speed sensor to the front shock absorber assembly with the bolt. Torque: 29 N·m {296 kgf·cm, 21 ft·lbf} NOTICE: Do not twist the front flexible hose when installing it.

(e) Connect the front flexible hose to the front disc brake cylinder assembly with a new union bolt and a new gasket.

Torque:

29.4 N·m {300 kgf·cm, 22 ft·lbf}

NOTICE:

• Install the front flexible hose lock securely into the lock hole in the front disc brake cylinder assembly.
• Do not twist the front flexible hose when installing it.

2. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL (for HV Model)

(a) Connect the reservoir level switch connector.

(b) Connect the cable to the negative (-) auxiliary battery terminal.

Click here

3. BLEED BRAKE LINE

for Gasoline Model: Click here

for HV Model: Click here

4. INSTALL FRONT WHEEL

Click here

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 brake flexible hose removal/installation are shown below.

NOTICE:

If both left and right front flexible hoses are disconnected at the same time, be sure to place an identification mark on each hose to indicate its installation position.

HINT:

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

PROCEDURE

1. PRECAUTION (for HV Model)

NOTICE:

After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.

Click here

2. DISABLE BRAKE CONTROL (for HV Model)

Click here

3. REMOVE FRONT WHEEL

Click here

4. DRAIN BRAKE FLUID

NOTICE:

If brake fluid leaks onto any painted surface, immediately wash it off.

5. REMOVE FRONT FLEXIBLE HOSE

(a) Remove the union bolt and gasket, and disconnect the front flexible hose from the front disc brake cylinder assembly.

(b) Remove the bolt and separate the front flexible hose from the front shock absorber assembly.

(c) Using a union nut wrench, disconnect the brake line while holding the front flexible hose with a wrench. NOTICE: Do not kink or damage the brake line. Do not allow any foreign matter such as dirt or dust to enter the brake line from the connecting parts.

(d) Remove the clip and front flexible hose from the vehicle body.