Rear Wheel Alignment - Toe-in, Tire Wear
TOE-IN Specified Value: 3 - 7 mm
• Adjust the rear wheel toe-in by changing the length of the suspension trailing arms (by turning the ends).

Left trailing arm end: turning clockwise increases the toe-in.
Right trailing arm end: turning clockwise decreases the toe-in.
Each full turn of the end changes the toe-in by approximately 6 mm (0.6°).
• When adjusting the toe-in, turn the cam bolt to the left or right by no more than 90° from the center position.
After adjustment, tighten the end lock nuts to the specified torque.
Specified Tightening Torque:
50 - 60 N·m
TIRE WEAR 1. Measure the tire tread depth.
Tire tread depth (minimum allowable value): 1.6 mm

2. If the tread depth is less than the minimum allowable value, replace the tire.
When the tread depth reaches the minimum allowable value, tread wear indicator bars appear on the tire.
Test yourself
A quick Hyundai Elantra CN7 quiz: every answer comes with an explanation and a link to the manual page.