10.0

really awful
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
0 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2018 Nissan Leaf fuel system problems

fuel system problem

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2018 Nissan Leaf Owner Comments

problem #7

Mar 282024

Leaf

  • miles

A D V E R T I S E M E N T S

I was driving at 65 MPH on the freeway and the car was acting/driving normally. Without any warning at all, many lights appeared on the dashboard at the same time that the car placed itself into neutral and lost all power to drive. My speed was reduced so quickly without any notice and I had no pull out lane near me, so I was forced to move across 5 lanes of traffic in rush hour speeds of 60-85 MPH traffic in order to get to safety in a pull out lane while my car was quickly losing speed at 30 MPH and below. I tried to put the car back into drive but it was impossible and the dashboard read "EV maintenance needed". Of note, my entire battery was replaced less than 6 months prior and the Nissan Peoria (AZ) dealership reported no other issues with the vehicle. Upon inspection, the dealership reported the traction motor inverter needs replacement, and again there were no indications this was failing.

- Glendale , AZ, USA

problem #6

Feb 172024

Leaf

  • miles
When I was drivimg on the highway, the battery rapidly plummeted from 50% to 5%. The car urged me to pull over. After pulling over, the battery rose back up to 50%. If I had not pulled over, the car would have entered "turtle mode, " which limits the motor's power and can reduce the car's top speed to below 20mph. These low speeds are especially dangerous on interstate highways and could pose a crash risk.

- West Bend, WI, USA

problem #5

Aug 012023

Leaf

  • miles
Vehicle would rapidly suffer from a high energy drain when driving at freeway speeds. Range was reduces from 150 miles EPA, to 80-100 miles. Nissan at first said it was due to the high temperature in Arizona. A few weeks later a "Service EV System" lamp came on, and car would not start the next day after charging overnight. Car stated it was at %80 state of charge at the time. Car was towed to a Nissan service center, and Nissan service determined that some battery modules had bloated battery cells due to overheating after a week of troubleshooting. High voltage battery was replaced under warranty 3 weeks later.

- Glendale, AZ, USA

problem #4

Jan 152023

Leaf

  • miles

A D V E R T I S E M E N T S

Hello NHTSA: I purchased a 2018 Nissan Leaf from Carvana on December 29, 2022. Within a short period of time the car experienced seat belt and air bag warning lights. The car was repaired under factory warranty by HGreg Nissan in Cutler Bay Florida but continued to display warning lights. The satellite communications system was not able to be repaired. This failure deactivated certain convenience and safety features. On March 16, 2023 a warning message and display indicated there was a high voltage battery malfunction and the car needed to be repaired by the dealer, On March 20, 2023 the car was taken to the dealer. The dealer informed me that the car was unsafe to drive and would not, nor did they ever, return the car to me [with the exception of a one-week test drive that did not correct the reported issues]. On August 3, 2023 Nissan North America declared in writing that the car was a Lemon under Florida law. Nissan refunded the purchase price of the car. Both Carvana and Nissan North America have refused to fully compensate me for certain incidental expenses including auto insurance [required to kept active until title transfer] and unused monthly prepaid Carvana maintenance costs. These fees were assessed from March 20, 2023 until August of 2023. During a discussion with Nissan North America their agent disclosed that they intended to wholesale this car. My immediate concern is that a Lemon-declared car should be disclosed if it is even allowed to be resold.

- Miami, FL, USA

problem #3

May 122023

Leaf

  • miles
On may 12, I was in a long line of cars at a red light, stopped. all of a sudden my car started moving and accelerating toward the car in front of me. When I got over the initial shock, I started stamping on the brake (2-3x) and nothing happened. I clipped the other car as I yanked the car out of line into the turn lane. I turned off the car and shook. Then I handled the insurance stuff with the other guy. I did NOT take my foot off the brake. (I reported this incident to the NTSB, BTW.) I wanted the collision center and Nissan to look at the black box, but the garage didn't and Nissan said that was no black box.

- San Pablo, CA, USA

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problem #2

Nov 042022

Leaf

  • miles
The PTC Heater and A/C compressor failed on my 2018 Nissan Leaf, just as the winter of 2022 was getting started. The vehicle passed prior service inspections, with no mention of issues on either of these components. The failure of the PTC heater and A/C compressor results in a "Service EV System" error message, and indication that the vehicle would not restart after powering off. When this error message appeared, the heating and defrost capabilities of the vehicle were lost. The fans would continue to blow air, but windows would fog up. I could not charge my vehicle in this error state either, so if I hadn't been close to home, I would've been in a potentially dangerous situation because it was cold out. The local Nissan dealership confirmed the error codes of P0AA6-1A (HV battery voltage system isolation) and P31E7 (restart inhibition) were present. They initially fixed this issue after nearly 5 months of the vehicle being in their shop. These codes, paired with the information I've read on the Internet, indicates others have had this issue before, and the normal repair involved replacing the traction battery (400v high-voltage battery), not these two components. The "Service EV System" came back less than 36 hours after paying for the repair. The 12v battery was also at a low voltage, which may have been related to the vehicle sitting for so long for service without being charged.

- Kila, MT, USA

problem #1

Apr 192022

Leaf

  • miles
While driving on the highway with a full battery charge, the vehicle battery was suddenly depleted, the car entered "turtle mode" (a reduced motor power at low charge feature), and then turned off completely moments later. This is a huge safety issue as it leaves you to coast to a stop without the benefit of power brakes or steering. This is caused by a weak cell in the high voltage battery, an issue Nissan is aware of but has chosen not to address. Currently I have no other option but to continue driving the car as is, with the risk of an accident in a situation like this continually increasing.

- Greenbank, WA, USA

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