Recommended Torque Values

Model	Trim	Years	Torque
FR-S	ALL	2013 - 2016	90 ft.-lbs.
IA	16"BASE / SEDAN	2016 - 2016	80 ft.-lbs.
IM	17"BASE / 5-D00R	2016 - 2016	80 ft.-lbs.
IQ	16"BASE / COUPE	2012 - 2015	80 ft.-lbs.
TC	ALL / COUPE	2005 - 2016	80 ft.-lbs.
XA	HATCHBACK	2004 - 2007	80 ft.-lbs.
XB	MICRO VAN	2004 - 2015	80 ft.-lbs.
XD	16"BASE	2008 - 2014	80 ft.-lbs.

Scion: Lug Nut Safety Information

Lug nuts are essential for securing wheels to the vehicle, so proper maintenance and safety checks are crucial to avoid accidents. Here’s what you need to know:

1. Torque Specifications

Each vehicle has a specific torque value (measured in foot-pounds) to ensure the lug nuts are neither too tight nor too loose. Over-tightening can strip threads, while under-tightening may cause the wheel to loosen.

Always use a torque wrench to apply the proper torque when tightening.

2. Check Lug Nuts After Installation

After changing a tire, it’s recommended to recheck the lug nut torque after driving 50-100 miles to ensure they haven’t loosened.

3. Types of Lug Nuts

There are different types (e.g., conical seat, ball seat, and flat seat) depending on the vehicle and wheel. Using the wrong type can result in improper seating and wheel instability.

4. Signs of Trouble

Look for loose or missing lug nuts, vibration or wobbling while driving, or uneven wear on tires. These could indicate improper tightening or damage to the wheel components.

5. Rust and Corrosion

Rust on lug nuts or wheel studs can weaken the integrity of the connection. Regular inspection and cleaning are essential, especially in areas with high humidity or snow.

6. Avoid Power Tools for Final Tightening

While impact wrenches can be used to remove lug nuts, it’s best to use a manual torque wrench for the final tightening to prevent over-torquing.

Ensuring proper lug nut maintenance by refer to your owner's manual can help prevent dangerous wheel separations, especially when driving at high speeds.

Quick History of Scion (Car Company)

Founded: 2003: Parent Company: Toyota Motor Corporation

Scion was launched as a youth-focused brand aimed at capturing younger car buyers with affordable, stylish, and customizable vehicles. Toyota wanted to experiment with a fresh new car image and modern designs distinct from its traditional lineup.