MOT failure rates

Jeep Grand Cherokee MOT failure rates: what to expect

What fails on a Jeep Grand Cherokee at MOT, how often, and what each fix typically costs.

Updated 4th September 2026 DVSA data: Across 7,573 recorded MOT tests, 19.4% failed.

Jeep Grand Cherokee
Image via Wikipedia, CC-licensed.

The Jeep Grand Cherokee often faces specific issues during its MOT test, with common failures including suspension problems, brake wear, and emissions issues. Fixing these problems can vary in cost, but addressing them promptly is essential to ensure your vehicle remains roadworthy and compliant with UK regulations.

Suspension Issues

One of the most frequent reasons the Jeep Grand Cherokee fails its MOT is due to suspension problems. This can include worn shock absorbers, broken springs, or issues with the suspension bushes. A worn suspension can lead to poor handling and increased stopping distances, making it crucial to address.

Regular checks can help catch these issues early, potentially saving you money in the long run.

Brake System Failures

The brake system is another area where the Jeep Grand Cherokee is prone to MOT failures. Common problems include worn brake pads, damaged discs, or issues with the brake lines. Given the importance of brakes for safety, any failure in this system is taken seriously during the MOT.

Regular maintenance of the braking system can help avoid these costly repairs.

Emissions Failures

Emissions failures are becoming increasingly common in modern vehicles, including the Jeep Grand Cherokee. This can be due to a faulty catalytic converter, issues with the exhaust system, or problems with the engine management system. These failures can lead to your vehicle not meeting the required emissions standards.

Regular servicing and checks can help ensure your emissions systems are functioning correctly.

Tyre Condition

Tyres are a critical component of any vehicle and are a common failure point during the MOT for the Jeep Grand Cherokee. Issues such as tread depth below the legal limit, uneven wear, or damage can lead to a failed test. Proper tyre maintenance is essential for safety and performance.

Regularly checking tyre pressure and tread depth can help you avoid unexpected failures during the MOT. Additionally, rotating your tyres can help ensure even wear and prolong their lifespan.

Lighting and Electrical Failures

Lighting and electrical systems are crucial for safe driving, and failures in these areas are common during the MOT for the Jeep Grand Cherokee. Issues can include faulty bulbs, damaged wiring, or malfunctioning indicators. These problems can significantly impact visibility and safety on the road.

Regularly checking all lights and indicators can help ensure they are functioning correctly before your MOT.

Bodywork and Structural Integrity

Finally, the bodywork and structural integrity of the Jeep Grand Cherokee can also lead to MOT failures. Common issues include rust, corrosion, or damage to the chassis. These problems can compromise the safety of the vehicle and must be addressed promptly.

Repairing rust or corrosion can vary widely in cost, depending on the severity of the issue. Regular inspections can help identify these issues early, preventing more costly repairs down the line.

By being aware of these common MOT failures for the Jeep Grand Cherokee, you can take proactive steps to maintain your vehicle. Regular servicing and maintenance can help ensure your car remains roadworthy and compliant with UK regulations, ultimately saving you money and hassle in the long run.

Jeep Grand Cherokee recall record

37 recalls have been issued for the Jeep Grand Cherokee, between 1996 and 2026.

  1. 2020-2025 Jeep Wrangler and 2022-2026 Jeep Grand Cherokee PHEV vehicles. High voltage battery.

    R/2026/029

    Issued 16 February 2026

    On affected vehicles the High Voltage (HV) battery may have been built with a battery pack which contains cells which are susceptible to separator damage which combined with other complex interactions within the cells may lead to a vehicle fire.

    Remedy:Reprogram the battery pack control module with modified software and check and if necessary replace the HV Battery.

    Affects cars built Apr 2021 to Oct 2025

  2. JEEP GRAND CHEROKEE PHEV 2022-2026 HYBRID CONTROL PROCESSOR SOFTWARE UPDATE

    R/2025/492

    Issued 21 November 2025

    On a number of 2022-2026 Jeep Grand Cherokee Plug-In Hybrid Electric Vehicles (PHEV) due to a software error the Hybrid Control Processor (HCP) may incorrectly interpret a signal from the Battery Pack Control Module (BPCM). This condition can cause a loss of drive power. An unexpected loss of drive power can cause a vehicle crash without prior warning.

    Remedy:The permanent repair is your dealer will reprogram the BPCM with updated software.

    Affects cars built May 2021 to Aug 2025

  3. 2014-2020 Jeep Grand Cherokee 3.0L diesel. Loss of crankshaft reference position. Software update.

    R/2025/485

    Issued 19 November 2025

    On affected vehicles there is a risk of the loss of crankshaft reference position that can result in an engine stall as well as loss of the ability to restart the engine. A loss of motive power can cause a vehicle crash without prior warning.

    Remedy:Install modified software to the Powertrain Control Module (PCM).

    Affects cars built Oct 2012 to Sept 2020

  4. Jeep Grand Cherokee 2023-2024. 2nd row head restraints.

    R/2025/384

    Issued 25 September 2025

    Vehicle reliability and your safety are a major concern for Jeep. The 2nd row head restraints on some 2023-2024 Grand Cherokee vehicles may contain an internal locking mechanism which can prevent the headrest from locking upright. A head restraint that does not lock may increase the risk of injury to seat occupants in certain types of crashes.

    Remedy:The free of charge permanent repair is the Jeep dealer will inspect and if necessary replace each head restraint.

    Affects cars built May 2023 to May 2024

33 older recalls not shown.

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.

Jeep Grand Cherokee MOT record

From 7,573 recorded MOT tests, 19.4% failed.

MOT pass and failure rates by year of first registration
RegisteredTestsFailedMedian mileage
201925611.7%43,502 mi
201840611.3%59,227 mi
201783215.1%63,970 mi
20161,02818.1%74,154 mi
20151,34917.6%80,743 mi
20141,40422.1%90,686 mi
201393721.3%95,548 mi
201249121.8%101,033 mi

Most common reasons for failure

  1. Tyre tread depth not in accordance with the requirements30.2%
  2. A suspension pin, bush or joint excessively worn24.5%
  3. Brake disc or drum excessively weakened, insecure or fractured18.2%
  4. a brake lining or pad worn below 1.5mm14.1%
  5. A tyre seriously damaged13.0%

Figures cover every Jeep Grand Cherokee tested in the DVSA dataset, not this specific car. Check a registration for the actual history of one vehicle.

Frequently asked questions

What does MOT stand for?

MOT stands for Ministry of Transport. It is a test that checks if a vehicle meets road safety and environmental standards.

How often does my Jeep Grand Cherokee need an MOT?

In the UK, your Jeep Grand Cherokee will need an MOT test every 12 months once it is three years old. It's important to keep track of the expiry date.

What are common reasons for failing an MOT?

Common reasons for failing an MOT include issues with brakes, lights, tyres, and emissions. Regular maintenance can help prevent these problems.

Can I drive my Jeep Grand Cherokee if it has failed the MOT?

You cannot legally drive your Jeep Grand Cherokee if it has failed the MOT, unless you are taking it to a garage for repairs or to a pre-booked MOT test.

How can I prepare my Jeep Grand Cherokee for its MOT?

To prepare for an MOT, ensure your lights, brakes, and tyres are in good condition. It's also a good idea to check fluid levels and clean the vehicle.

What should I do if my Jeep Grand Cherokee passes the MOT?

If your Jeep Grand Cherokee passes the MOT, you will receive a certificate confirming its roadworthiness. Keep this document safe as you will need it for future reference.

How can I find a reliable MOT test centre for my Jeep Grand Cherokee?

You can find a reliable MOT test centre by checking online reviews, asking for recommendations from friends, or using the official government website to locate approved centres.

What happens if my Jeep Grand Cherokee is due for an MOT but I can't get it done in time?

If your Jeep Grand Cherokee is due for an MOT and you miss the deadline, you cannot legally drive it until it has passed the test. It's best to book an appointment as soon as possible.

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