2020 Infiniti QX80 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
6 owner complaints analyzed
2 distinct recall campaigns
2,500 mi median reported failure mileage
Scope: 2020 model year. Data snapshot: . 1 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Forward Collision Avoidance: Automatic Emergency Braking is the most frequently named component, appearing in 2 of 6 complaints (33.3%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 2 | 33.3% |
| Transmission and shifting | 1 | 16.7% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Forward Collision Avoidance: Automatic Emergency Braking | 2 |
| Unknown Or Other | 2 |
| Back Over Prevention: Warnings | 1 |
| Forward Collision Avoidance: Warnings | 1 |
| Fuel System, Gasoline | 1 |
| Service Brakes | 1 |
| Vehicle Speed Control | 1 |
| Visibility/Wiper | 1 |
Forward Collision Avoidance: Automatic Emergency Braking: 2; Unknown Or Other: 2; Back Over Prevention: Warnings: 1; Forward Collision Avoidance: Warnings: 1; Fuel System, Gasoline: 1; Service Brakes: 1; Vehicle Speed Control: 1; Visibility/Wiper: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 1 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 1; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
Under 25,000 miles has the most reports with usable mileage (1). 5 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2020 | 1 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
| 2026 | 1 |
2020: 1; 2022: 2; 2023: 1; 2024: 1; 2026: 1
Pattern summary
Forward Collision Avoidance: Automatic Emergency Braking leads the component reports. Braking behavior appears in 2 complaint narratives. Transmission and shifting appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11463241 · 2022-05-03 (May 3, 2022)
Vehicle aggressively and without cause engaged the Automatic Emergency Braking System causing the driver to be slammed against her seat belt and almost having the car in back of us to almost rear end our vehicle. This has happened in the past but it has been a manageable slight deceleration when going around a gentle curve or at the railroad overpass. . This time the incident was intense almost causing a rear end collision. I would add that this severe incident happened when approaching the same railroad overpass in the rain. This has also h…
Owner-reported narrative. Look up ODI 11463241 at NHTSA ↗
Owner report 11582054 · 2024-04-10 (April 10, 2024)
The brakes automatically engage without cause. The problem occurs at both city and highway speeds, from 20-75 mph. It is particularly bad when passing underneath a bridge. The car will abruptly stop. This has been ongoing for monthes. Sometimes, the vehicle will act inappropriately when the brake is applied by the driver. The car will attempt to accelerate. Other times the car will hard brake as if slamming the brakes.
Owner-reported narrative. Look up ODI 11582054 at NHTSA ↗
Owner report 11337507 · 2020-07-05 (July 5, 2020)
THE CRUISE CONTROL IS VERY ABRUPTED WHEN ENGAGING THE RESUME FEATURE. THE CRUISE WILL CAUSE THE TRANSMISSION TO DOWNSHIFT AND ENGINE TO REV ABOVE 5000 RPMS FOR JUST A COUPLE OF MPH SPEED INCREASE. I BELIEVE THIS A DESIGN FLAW THAT COULD CAUSE A DRIVER TO LOSE CONTROL OF THE CAR.
Owner-reported narrative. 2,500 miles reported. Look up ODI 11337507 at NHTSA ↗