Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Installation

INSTALLATION

CAUTION / NOTICE / HINT

HINT:

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

PROCEDURE

1. INSTALL REAR SUSPENSION SUPPORT ASSEMBLY

(a) Secure the rear suspension support assembly in a vise using aluminum plates.

NOTICE:

Do not overtighten the vise.

(b) Install the rear suspension support assembly to the rear shock absorber assembly.

(c) Apply a few drops of adhesive to the threads of a new rear support to rear shock absorber nut.

Adhesive:

Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent

(d) Using SST and a 6 mm hexagon socket wrench, hold the rear shock absorber rod and tighten the rear support to rear shock absorber nut. SST: 09729-97202 Torque: Specified tightening torque : 25 N·m {255 kgf·cm, 18 ft·lbf} NOTICE: Securely insert the 6 mm hexagon socket wrench into the rear shock absorber rod to prevent damage to the rear shock absorber assembly when tightening the rear support to rear shock absorber nut. HINT: Calculate the torque wrench reading when changing the fulcrum length of the torque wrench. Click here When using SST (fulcrum length of 40 mm (1.57 in.)) + torque wrench (fulcrum length of 180 mm (7.09 in.)): 20 N*m (204 kgf*cm, 15 ft.*lbf)

*a Torque Wrench Fulcrum Length

2. INSTALL REAR SHOCK ABSORBER CAP

(a) Install the rear shock absorber cap to the rear shock absorber assembly.

3. TEMPORARILY INSTALL REAR SHOCK ABSORBER ASSEMBLY

(a) Temporarily install the rear shock absorber assembly to the rear axle carrier sub-assembly with the nut and plate washer. NOTICE: Hold the rear axle carrier pin while rotating the nut.

*1 Rear Axle Carrier Pin

4. STABILIZE SUSPENSION

(a) Using a jack and wooden block, apply load to the suspension so that the rear No. 2 suspension arm assembly is positioned as shown in the illustration.

Standard Length (A):

13 mm (0.512 in.)

CAUTION:

Do not jack up the rear No. 2 suspension arm assembly too high as the vehicle may fall.

NOTICE:

• When jacking up the rear No. 2 suspension arm assembly, be sure to jack it up slowly.
• Make sure to perform this operation with the vehicle kept as low as possible.

*a	Wooden Block
*b	Jack
	Wooden Block Placement Location

5. INSTALL REAR UPPER CONTROL ARM ASSEMBLY

(a) Install the rear upper control arm assembly to the rear axle carrier sub-assembly with the bolt and nut.

Torque:

73 N·m {744 kgf·cm, 54 ft·lbf}

NOTICE:

• Insert the bolt with the threaded end facing the rear of the vehicle.
• Because the nut has its own stopper, do not turn the nut. Tighten the bolt with the nut secured.

6. CONNECT REAR SHOCK ABSORBER ASSEMBLY

(a) Connect the rear shock absorber assembly to the vehicle with the 2 bolts. Torque: 55 N·m {561 kgf·cm, 41 ft·lbf} NOTICE: Temporarily tighten the bolt (A) and then fully tighten the 2 bolts in the order of (B) and (A).

7. INSTALL REAR SHOCK ABSORBER ASSEMBLY

(a) Using a ball joint lock nut wrench fully tighten the rear shock absorber assembly with the nut. Torque: Specified tightening torque : 125 N·m {1275 kgf·cm, 92 ft·lbf} NOTICE: Hold the rear axle carrier pin while rotating the nut. HINT: Calculate the torque wrench reading when changing the fulcrum length of the torque wrench. Click here When using a ball joint lock nut wrench (fulcrum length of 149.75 mm (5.90 in.)) + torque wrench (fulcrum length of 400 mm (1.31 ft.)): 91 N*m (928 kgf*cm, 67 ft.*lbf)

*1 Rear Axle Carrier Pin *a Torque Wrench Fulcrum Length *b Ball Joint Lock Nut Wrench *c Turn *d Hold

8. INSTALL REAR STABILIZER LINK ASSEMBLY

Click here

9. INSTALL NO. 2 PARKING BRAKE WIRE ASSEMBLY (w/ AVS)

(a) Engage the guide and install the wire harness bracket.

*a Guide *b Clamp

(b) Install the nut.

Torque:

8.5 N·m {87 kgf·cm, 75 in·lbf}

(c) Engage the clamp and install the No. 2 parking brake wire assembly to the wire harness bracket.

(d) Connect the connector.

10. INSTALL NO. 1 FLOOR UNDER COVER (for Gasoline Model)

(a) for RH Side:

Click here

11. INSTALL NO. 2 FLOOR UNDER COVER (for Gasoline Model)

(a) for LH Side:

Click here

12. INSTALL REAR WHEEL

Click here

13. INSPECT AND ADJUST REAR WHEEL ALIGNMENT

Click here

14. PERFORM INITIALIZATION