MOT failure rates

Genesis G80 MOT failure rates: what to expect

What fails on a Genesis G80 at MOT, how often, and what each fix typically costs.

Updated 4th September 2026

Genesis G80
Image via Wikipedia, CC-licensed.

The Genesis G80 is a luxury saloon that combines style and performance, but like any vehicle, it can encounter issues that may lead to an MOT failure. Common problems include issues with lights, brakes, and suspension. Addressing these concerns can vary in cost, but understanding them can help you prepare for your next MOT.

Common Light Failures

One of the most frequent reasons for MOT failures on the Genesis G80 is lighting issues. This includes problems with headlights, brake lights, and indicators. A blown bulb or misaligned headlight can easily cause a failure during the test.

However, if the problem lies deeper, such as wiring or electrical faults, costs can escalate significantly.

Brake System Issues

The brake system is critical for safety and is another common area of concern during the MOT for the Genesis G80. Issues such as worn brake pads, discs, or leaks in the brake lines can lead to a failure.

Regular maintenance and checks can help prevent these issues from arising unexpectedly.

Suspension Problems

Suspension issues are also prevalent in the Genesis G80, particularly with components like shock absorbers and springs. A worn suspension can lead to poor handling and increased stopping distances, which are serious safety concerns.

If multiple components need attention, the total cost can quickly add up. Regular inspections can help identify these problems before the MOT.

Tyre Condition and Tread Depth

Tyres are crucial for safety and performance, and they are a common reason for MOT failures. The legal minimum tread depth in the UK is 1.6mm, but it is advisable to replace tyres when they reach 3mm for optimal safety.

Keeping an eye on tyre condition can help avoid last-minute replacements before your MOT.

Exhaust Emissions

Exhaust emissions are a vital part of the MOT test, and any issues can lead to a failure. The Genesis G80 is equipped with advanced emission control systems, but problems can arise, particularly with the catalytic converter or oxygen sensors.

Regular servicing can help maintain the exhaust system and prevent costly repairs.

Bodywork and Structural Integrity

While not as common as mechanical issues, bodywork and structural integrity can also affect MOT results. Rust, corrosion, or damage to the chassis can lead to a failure, especially if it compromises safety.

Repair costs for bodywork can vary greatly depending on the extent of the damage. Keeping your vehicle clean and addressing minor issues promptly can help maintain its integrity.

Understanding these common MOT failure points for the Genesis G80 can help you prepare for your next test. Regular maintenance and timely repairs can save you money and ensure your vehicle remains safe and roadworthy.

Genesis G80 recall record

2 recalls have been issued for the Genesis G80, between 2023 and 2024.

  1. The Integrated Charging Control Unit (ICCU) may become defective and stop charging the 12-volt battery which can result in the vehicle entering into a ‘failsafe’ driving mode.

    R/2024/165

    Issued 22 July 2024

    On affected vehicles the Integrated Charging Control Unit (ICCU) may be come defective and stop charging the 12volt battery this can result in the vehicle entering a failsafe driving mode

    Remedy:On all affected vehicles update the ICCU software and check and replace if necessary the ICCU and fuse.

    Affects cars built Aug 2021 to Feb 2024

  2. Front Seat Pre-tensioners may malfunction

    R/2023/195

    Issued 21 August 2023

    Front seat pre-tensioners may malfunction.

    Remedy:Install anti-separation protection caps to affected pre-tensioners.

    Affects cars built Mar 2019 to Jan 2023

A recall applies to a build range, not to every car of this model. Check a registration to see whether one specific vehicle has an outstanding recall.

Genesis G80 official figures

Median across 8 variants on sale, diesel, petrol.

Combined economy
32.9 mpg
WLTP median across variants
CO2 emissions
210 g/km
Sets the first-year tax rate

Official figures for new cars. Real economy varies with driving, load and conditions.

Frequently asked questions

What is the Genesis G80 mot?

The Genesis G80 mot refers to the Ministry of Transport test required for vehicles in the UK to ensure they meet safety and environmental standards. It is essential for keeping your car roadworthy.

How often do I need to get my Genesis G80 mot?

In the UK, you must have an mot test done annually once your vehicle is three years old. It is important to keep track of the expiry date to avoid fines.

Where can I get my Genesis G80 mot tested?

You can get your Genesis G80 mot tested at any authorised mot testing centre. Many garages offer this service, so it is advisable to check for local options.

What happens if my Genesis G80 fails the mot?

If your Genesis G80 fails the mot, you will receive a list of issues that need to be addressed. You must fix these problems and have the vehicle retested before it can be legally driven.

Can I drive my Genesis G80 if the mot has expired?

No, you cannot legally drive your Genesis G80 if the mot has expired, unless you are driving it to a pre-booked mot appointment. Driving without a valid mot can result in fines.

What documents do I need for the Genesis G80 mot?

You should bring the vehicle registration document and any previous mot certificates to the testing centre. It is also helpful to have your insurance details handy.

How can I prepare my Genesis G80 for the mot?

To prepare your Genesis G80 for the mot, check the lights, brakes, tyres, and fluid levels. Ensuring these components are in good condition can help avoid potential failures.

Is the Genesis G80 reliable for mot tests?

The Genesis G80 is generally considered a reliable vehicle, but like any car, its mot performance depends on maintenance and care. Regular servicing can help ensure it passes the mot.

Sources