Subaru BRZ 2013 · Service Manual Suspension

Rear wheel alignment

Removal / installation

WHEEL ALIGNMENT
REAR WHEEL ALIGNMENT
ADJUSTMENT
CAUTION:
To ensure proper functioning of the brake system, be sure to perform the neutral position setting of the VSC (VDC) sensor as initialization after alignment adjustment or removal/replacement of suspension or underbody parts. (Refer to )
1. Tire inspection (Refer to )
2. Vehicle height inspection (Refer to )
3. Side slip inspection
(1) Check the side slip using a side slip tester.
Standard value :  0±5 mm {0±0.197in} (per 1 m {3.28ft})
CAUTION:
·Enter onto the side slip tester in the straight ahead position at a speed equal to or less than the walking speed (4 km/h {2.5 MPH}), and perform the inspection while in neutral.
·Do not depress the brake pedal on the tester.
·Do not turn the steering wheel on the tester.
(2) If it is out of standard value, check the wheel alignment.
5. Toe-in adjustment
(1) Loosen the toe adjust cam nut.
(2) When adjusting the toe-in of the left and right wheels at the same time, adjust the toe-in by turning the toe adjust plate No. 2.
Standard value :  2±3mm {0.08±0.12in}
NOTE:
When the left and right toe adjust plate No.2 are turned by one graduation, the toe will change approx. 5.2mm {0.20in}.
(3) Tighten the toe adjust cam nut.

Standard value:
Tightening torque=100N·m { 1020kgf·cm} {73.8ft·lbf}
7. Rear suspension inspection
(1) Inspection of rear suspension member
(a) Check the distance between the center of rear suspension arm ASSY No. 2 LH and RH mounting bolts.
Standard value :  457.5±3mm {18.01±0.12in}
NOTE:
If it is out of standard value, replace with a new rear suspension member.
(2) Inspection of rear suspension arm ASSY No. 2
(a) Check the distance between the center of rear suspension arm ASSY No. 2 mounting bolts.
Standard value :  450.9±2 mm {17.75±0.08 in}
NOTE:
If it is out of standard value, replace with a new rear suspension arm ASSY No. 2.
(3) Inspection and adjustment of toe-in and camber
(a) Check the toe-in and camber, and if they are out of standard value, adjust them with the play in the mounting portion of the rear suspension member or that of the upper control arm and rear suspension arm.
8. Confirmation of front tires in the straight-ahead position