Wheel Alignment: Inspection: Notes

WARNING: This page is about a different car, the 2022 Subaru WRX. However, it is still accessible from the selected car via links, so may be relevant.

Check the following items before performing the wheel alignment measurement.

Tire inflation pressure
Uneven wear of RH and LH tires, or difference of sizes
Tire runout
Excessive play and wear of ball joint
Excessive play and wear of tie-rod end
Excessive play of wheel bearing
Right and left wheel base imbalance
Deformation and excessive play of steering parts
Deformation and excessive play of suspension parts

Check, adjust and measure the wheel alignment in accordance with the following procedures.

CAUTION:

The engine must not be running when performing the adjustment.
When performing the front toe-in adjustment with the steering wheel fixed to the straight-ahead position, be sure to perform the work with the electric power steering assist ON.

The electric power steering assist is set to ON with the engine stopped, by turning ON the ignition switch within 5 seconds after the engine stops.

1	Suspension height (front and rear wheels)	Inspection: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>INSPECTION>SUSPENSION HEIGHT .
↓
2	Camber (front wheel)	Inspection: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>INSPECTION>CAMBER .Adjustment: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>ADJUSTMENT>CAMBER (FRONT WHEEL) .
2	Camber (rear wheel)	Inspection: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>INSPECTION>CAMBER . NOTE: Rear camber cannot be adjusted. If the value exceeds the specification, check the suspension parts and connections for deformation. If defective, replace with new parts.
↓
3	Caster (front wheel)	Inspection: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>INSPECTION>CASTER .
↓
4	Adjustment of difference between right and left steering angles	Inspection: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>INSPECTION>STEERING ANGLE .Adjustment: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>ADJUSTMENT>ADJUSTMENT OF DIFFERENCE BETWEEN RIGHT AND LEFT STEERING ANGLES .
↓
5	Front toe-in	Inspection: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>INSPECTION>FRONT TOE-IN .Adjustment: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>ADJUSTMENT>FRONT TOE-IN .
↓
6	Rear toe-in	Inspection: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>INSPECTION>REAR TOE-IN .Adjustment: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>ADJUSTMENT>REAR TOE-IN .
↓
7	Thrust angle	Inspection: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>INSPECTION>THRUST ANGLE .Adjustment: Ref. to FRONT SUSPENSION>WHEEL ALIGNMENT>ADJUSTMENT>THRUST ANGLE .