complaints.title

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70 complaints
ACURA MDX 2025 ENGINE
low
Four times in 18 months, with the most recent happening last month and today, I was at a stoplight and turned my manual idle off. The light changed and the car would not move despite me stepping on th
NHTSAUSJul 2026Source →
ACURA MDX 2025 ENGINE
medium
I had driven 1.5 hours of highway driving. Exited highway and at the first stop light the car stalled on a busy four lane road. I have had the recall software update. Took a minute or 2 to get the
NHTSAUSJul 2026Source →
ACURA MDX 2025 ELECTRICAL SYSTEM
medium
Auto start-stop system stalled car at a light, could not turn car off after multiple tries following instructions on dash, but ultimately finally turned off, and then struggled to turn back on, all w
NHTSAUSJul 2026Source →
ACURA MDX 2025 ELECTRICAL SYSTEM
low
I was stopped at a red stop light waiting to turn left when my 2025 Acura MDX engine auto-stopped per the auto-stop feature. When the light turned green, I removed my foot from the brake and pressed t
NHTSAUSJul 2026Source →
ACURA MDX 2025 UNKNOWN OR OTHER
low
The vehicle will turn off when it comes to a stop without being put in park. This has happened on busy city roads, highways in traffic and residential areas at stop signs. The vehicle will also period
NHTSAUSJul 2026Source →
ACURA MDX 2025 UNKNOWN OR OTHER
medium
No restart after auto idle stop - Car fails to restart automatically after stop and releasing the brake pedal. This has happened on a number of occasions in the last few months.This can cause a dange
NHTSAUSJun 2026Source →
ACURA MDX 2025 ELECTRICAL SYSTEM
low
2025 Acura MDX will turn off with the auto on/off feature at red light but has had issue several times with turning back on. The car turns completely off and have to push start button to turn back on.
NHTSAUSJun 2026Source →
ACURA MDX 2025 SERVICE BRAKES
low
Brakes are too soft . Hard to bring the car to a halt without crashing unless you are at very long distance . Brakes engage at a very low level . Dealer says everything is OK and can't do anything abo
NHTSAUSJun 2026Source →
ACURA MDX 2025 ENGINE
medium
On June 9, 2026, my 2025 Acura MDX, with only 9,139 miles, stalled at a red traffic light after the Auto Idle Stop feature activated. The engine would not restart, leaving the vehicle disabled in an a
NHTSAUSJun 2026Source →
ACURA MDX 2025 ENGINE
low
Randomly when auto/start stop feature engages and shuts down the engine when I let go off the brake the engine doesn't restart and a system problem message show up on the dash. Have to shut down the c
NHTSAUSMay 2026Source →
ACURA MDX 2025 ELECTRICAL SYSTEM
medium
Description of Incident: While stopped at a red light at a busy intersection near a shopping district, the vehicle's Auto Idle Stop (AIS) system engaged and shut off the engine. When I attempted to r
NHTSAUSMay 2026Source →
ACURA MDX 2025 FUEL/PROPULSION SYSTEM
low
Car engine turns off at a red light, by turn off I mean completely turned off, not just silent. And takes a couple of attempts to restart the car before the engine turns on again. This has happened ov
NHTSAUSMay 2026Source →
ACURA MDX 2025 ENGINE
low
My Vehicle is having an issue with the idle stop feature. Multiple times when stopped at a red light or when idle the car stops and will not turn back on. I have to turn the car off completely open
NHTSAUSMay 2026Source →
ACURA MDX 2025 ENGINE
medium
While stopped at a red light at a busy intersection near an airport, the vehicle's Auto Idle Stop (AIS) system engaged and shut off the engine. When I attempted to restart by pressing the brake pedal
NHTSAUSMay 2026Source →
ACURA MDX 2025 ENGINE
medium
Last year, my 2025 Acura MDX was repaired under warranty for a known starter issue that is affecting all 2025+ MDX models. The issue is that the vehicle will stall or fail to start on random occasions
NHTSAUSMay 2026Source →
ACURA MDX 2025 ELECTRICAL SYSTEM
medium
While stopped at a traffic light, the vehicle had auto shut off normally. However when I released the brake and pushed the gas it unexpectedly stalled and shut off without warning. When attempting to
NHTSAUSMay 2026Source →
ACURA MDX 2025 ELECTRICAL SYSTEM
high
Vehicle is equipped with start stop system and we have had multiple instances where we come to a stop , and the car will not restart. In the latest instance, we pulled up to stoplight, the start stop
NHTSAUSMay 2026Source →
ACURA MDX 2025 ENGINE
medium
I am reporting a serious safety defect involving repeated engine stalling and failure to restart associated with the auto idle stop/start system on a 2025 Acura MDX. The vehicle was leased in Decembe
NHTSAUSApr 2026Source →
ACURA MDX 2025 LANE DEPARTURE: ASSIST
high
Engine stalls when at intersection and the engine cuts off at idle and fails to start back up when you remove your foot from the break. Can have keep lane assist enable. KLAS mode narrow, you have to
NHTSAUSApr 2026Source →
ACURA MDX 2025 ENGINE
low
The vehicle is designed to shut off at a stoplight and restart when your foot leaves the brake, or the steering wheel is moved. On multiple occasions, the vehicle turns itself off (typically at a red
NHTSAUSApr 2026Source →