The Lexus IS is one of Lexus’s popular lineups. It has undergone several changes since it was first released in 1999. One of its first models was the IS300, powered by the famous Toyota 2JZ engine, making it a popular car of the 2000s.

Today, the Lexus IS is now available in three main models. It starts with the IS300, which is powered by a turbo four-cylinder. The second trim, IS350, powered by a V6 engine, and the IS500, powered by a powerful V8 engine. 

However, despite being a vehicle loved by many, the Lexus IS still comes with its set of issues car experts and users have identified. Here are the three common problems spotted with the Lexus IS.

Problem 1: Inside Rearview Mirror Discoloration 

Users realized that the mirror of the Lexus IS fades, which is an annoying problem. Users noticed this on the Lexus IS models from 2006 to 2010. The cause is the build quality of the mirror glass. As it heats up, it contorts and fades. It usually starts small, but it can quickly become an issue as the rearview mirror is an essential part of any vehicle. 

Problem 2: Clicking Noise That Comes From The Rear Suspension

Most users might ignore this issue. But, experts note that it might cause issues later when neglected. It affects the Lexus Is models from 2006 to 2015. Owners reported this, and the average mileage of the cars involved is around 100,000 miles, which most cars have hit. When this issue is neglected for a long, drivers will pay a large sum to repair it.

Problem 3: Checking Engine Light With Three Codes

This is the most common problem reported. It was realized in 2006, 2007, 2008, and 2010 Lexus IS250 and the IS350. When a check engine light indicates, it is always a good idea to get the code scanned to see if there is a more pressing issue you need to repair.

For the Lexus IS, the common codes are PO751, P2714, and P0894. In most cases, these codes pop up under false readings, and the leading cause is a bad power control module or PCM.

Are Lexus IS Reliable Cars?

2021 Lexus IS Price Rises, IS350 F Sport More Cheaper
2021 Lexus IS Price Rises, IS350 F Sport More Cheaper

Despite the problems, the Lexus IS series is still extremely reliable, especially considering the Lexus is Toyota’s luxury version; it carries over Toyota’s reliability. Car critics give the Lexus a 4.0 out of 5.0 reliability rating.


Car experts advise that if you are shopping for the Lexus IS and want to avoid these listed issues, buy the Lexus IS in the first or third generation.

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