Renault Kadjar common problems and reliability issues
Honest rundown of the most common Renault Kadjar faults, what to watch for, and how to keep one running well.

TL;DR
The Renault Kadjar, popular among families, has common issues including injector failures in the 1.5 dCi engine (2015-2018), automatic transmission rough shifting (2016-2018), and electrical faults in infotainment systems (2015-2019). Potential buyers should be aware of these problems and consider models with a proven service history.
Engine Issues
The Renault Kadjar has been known to experience engine problems, particularly with the 1.5 dCi diesel engine. Models made between 2015 and 2018 often report injector failures, leading to poor performance and increased fuel consumption. Regular maintenance and timely servicing can help mitigate these issues.
Transmission Problems
Automatic transmission issues have been reported in Kadjar models from 2016 to 2018. Drivers have noted rough shifting and delays in gear changes. It is wise to test drive an automatic version and pay attention to how smoothly the gearbox operates to avoid potential problems.
Suspension Concerns
Some Kadjar owners have experienced suspension problems, particularly with the front struts, more prevalent in vehicles from 2015 to 2019. Signs of suspension wear include unusual noises over bumps or a rough ride. Regular checks can help identify problems early and improve ride quality significantly.
Electrical Faults
Electrical issues are another common complaint among Renault Kadjar owners, often arising with the infotainment system and dashboard warning lights, especially in models manufactured between 2015 and 2019. If you notice any irregularities, it is advisable to seek professional help to address these concerns.
Recalls and Safety Issues
The Renault Kadjar has faced several recalls for potential fuel leaks and braking system concerns in models from 2015 to 2017. Always check if a vehicle has been recalled and ensure necessary repairs have been completed before purchasing, particularly regarding rear seatbelt functionality.
What people are asking
Is the Renault Kadjar a reliable car?
The Renault Kadjar has received mixed reviews regarding reliability. Some owners report smooth experiences with no significant issues, while others have flagged various faults, particularly in earlier models. Regular maintenance can help improve overall reliability.
Which Kadjar model to avoid?
Many buyers suggest avoiding the 2016-2018 models due to reported transmission problems and electrical faults. These issues can lead to costly repairs, so it may be wise to consider models outside this range or those with a proven service history.
What is the engine problem in the Renault Kadjar?
The most common engine issue reported is injector failure in the 1.5 dCi diesel engine, particularly in models from 2015 to 2018. This can lead to reduced performance and increased fuel consumption, making it essential to monitor engine health closely.
How long will a Renault Kadjar last?
With proper maintenance, a Renault Kadjar can last over 100,000 miles. However, some owners have reported issues that may affect longevity, especially if the car has not been well maintained or has experienced significant faults.
What owners say
Owners on r/CarTalkUK have shared a range of experiences regarding the Renault Kadjar. Many users report that the vehicle is generally reliable, with some individuals noting they have driven their Kadjar for over 30,000 miles without issues. However, others have pointed out that the electronics can be problematic, with glitches in the infotainment system.
When discussing common faults, users on r/Renault have highlighted issues with the automatic gearbox. Some drivers have experienced slipping and rough shifting, leading to recommendations that potential buyers should thoroughly test drive automatic models before purchasing.
In terms of value, buyers on r/croautomobili have mentioned that the Kadjar offers good value for money, particularly considering its features and comfort. However, they caution that certain models may come with hidden issues, particularly those from the 2016-2018 range, known for their transmission problems.
Finally, some owners have expressed concerns about the long-term durability of the Kadjar. While it can last a significant amount of time with proper care, issues such as injector failures and electrical faults can arise, deterring some potential buyers. Regular servicing and addressing problems promptly are key to ensuring a longer lifespan for the vehicle.
Frequently asked questions
What are the common engine problems with the Renault Kadjar?
Some Kadjar models, particularly from 2015 to 2018, have reported issues with the 1.5 dCi engine, including injector failures.
Are there transmission issues with the Renault Kadjar?
Yes, the automatic gearbox in some models has been known to experience rough shifting, especially in the 2016-2018 range.
What electrical faults should I be aware of?
Drivers have reported problems with the infotainment system and dashboard warning lights, mainly in 2015-2019 models.
Have there been any recalls for the Renault Kadjar?
Yes, several recalls have been issued, notably for potential fuel leaks and issues with the braking system in models from 2015 to 2017.
Is the Renault Kadjar a reliable car?
The Renault Kadjar has received mixed reviews regarding reliability, with some owners reporting no issues while others have encountered various faults.
Which Kadjar model to avoid?
Many buyers suggest avoiding the 2016-2018 models due to reported transmission problems and electrical faults.
What is the engine problem in the Renault Kadjar?
The most common engine issue reported is injector failure in the 1.5 dCi diesel engine, particularly in models from 2015 to 2018.
How long will a Renault Kadjar last?
With proper maintenance, a Renault Kadjar can last over 100,000 miles, but some owners have reported issues that may affect longevity.
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Sources
DVSA MOT History, Honest John reliability index, Parkers owner reviews, WhatCar reliability survey.