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Light NHTSA footprint — 22 owner complaints and 2 active recall campaigns. Either a clean record or thin data; we'll show what's there.
The 2018 INFINITI QX30 has 22 NHTSA owner complaints and 2 recalls on file (U.S. federal records, as of July 2026). The most-reported system is electrical at 6 complaints, typically surfacing around 4,150 miles (~$850 to repair). Source: NHTSA Office of Defects Investigation.
| Model year | Owner complaints | Recalls |
|---|---|---|
| 2017 QX30 | 32 | 3 |
| 2018 QX30 (this page) | 22 | 2 |
| 2019 QX30 | 3 | 0 |
Solid reliability overall. Common issues are concentrated in a few systems.
Buyable on the data — keep up the usual maintenance and inspect normally.
Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.
Here's what this model is known to do — so you can inspect for it, price it in, or make the seller fix it before you sign.
Run the VIN from the listing — 2 active recalls on this model. Recall repairs are always free.
Verdict for buyers: 8.2/10 model. The priciest documented failure is electrical (~$850) — get the seller's service records for it or inspect closely. Otherwise an average-risk used buy at a fair price.
We tell you what this model is known for and what to inspect — a vehicle-history report tells you what this exact car has been through. Smart buyers get both.
See the full pre-purchase inspection checklist →A noise, a warning light, a repair quote, "should I buy this?" — get an answer grounded in this vehicle's actual NHTSA record, not generic advice.
Answers use this vehicle's NHTSA complaint & recall record — owner-reported and unverified, not a diagnosis. Verify anything safety-critical with a mechanic.
The contact owns a 2018 Infiniti QX30. The contact stated that the check engine warning light was illuminated. The vehicle was taken to an independent mechanic, where the diagnostic trouble codes P052E71 and P053A-00 were retrieved. The mechanic determined that the crankcase…
Since taking delivery of this vehicle in mid august, the rear passenger door latch and handle do not work. The handle does not go back in when lifted and the door will not latch. Also, the driver's door was "not put together properly," as stated by the dealer (harte Infiniti) in…
I am writing to express my concerns regarding a malfunction in my vehicle, specifically related to the airbags and the steering angle sensor or possibly the steering wheel itself. Over the past year, I have noticed a significant change in my vehicle's performance. Initially, I…
The contact owns a 2018 Infiniti QX30. The contact stated while driving at various highway speeds, the vehicle suddenly decelerated to 30 MPH. During the failure the check engine warning light illuminated and the message "Inoperative - See Owner’s Manual" was displayed. The…
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
If the lower seat belt anchorage detaches in a crash, it can increase the risk of injury.
If the driver air bag inadvertently deploys, it can increase the risk of injury and a crash.
NHTSA has an open defect investigation covering this vehicle — the step that can precede a recall, not a finding of fault. EA21002 on NHTSA →
How NHTSA investigations work, and what's open now →
Mostly yes. With a reliability score of 8.2 out of 10 based on 22 owner complaints filed with NHTSA, the 2018 Infiniti QX30 is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
On the NHTSA data, the 2018 INFINITI QX30 does not need avoiding. Buyable on the data — keep up the usual maintenance and inspect normally. The record behind that call: No systemic severe-failure pattern in the complaint record; Reliability score 8.2/10 — above the segment average; 2 recall campaigns on file. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
Inspect the electrical first — it's the most-reported issue on this model, with 6 owner complaints filed. Typical failure occurs around 4,150 miles. Average repair cost runs about $850 at an independent shop. Also confirm any open recalls have been completed by running the VIN, and ask for service records covering the problem areas listed above.
It scores 8.2 out of 10 on our NHTSA-based read of 22 owner complaints. The main thing to watch is electrical. Typical failure occurs around 4,150 miles. Priced fairly and clean on inspection, it's a reasonable used buy. Our data covers what this model is known for — pair it with a vehicle-history report on the VIN to see what that specific car has been through.
Based on NHTSA records, the most-reported issue is electrical, with 6 complaints filed. Typical failure occurs around 4,150 miles. Average repair cost runs about $850 at an independent shop.
The electrical is one of the costlier repair items. Average repair cost runs about $850 at an independent shop. Typical failure occurs around 4,150 miles. Catching early warning signs can sometimes extend life by 20–30,000 miles.
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 22 complaints on file and the costliest repair averaging $850, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.