2020 Nissan Altima Electrical System Problems
NHTSA component category: ELECTRICAL SYSTEM · data through 09/08/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How electrical system ranks on this vehicle
Share of the 158 complaints citing each category; one complaint can cite several. Full breakdown on the 2020 Nissan Altima overview page.
What owners report
“I was driving on the Freeway and without warning my car reduced speed. Then there was a warning bell that showed engine malfunction power reduced…”NHTSA complaint 11595567 — filed 06/20/2024
“I can be driving and all of a sudden the collision symbol starts flashing,it has done it at least ten times”NHTSA complaint 11577229 — filed 03/13/2024
“The information system head unit crashes (reboots) on demand when a MS Teams call is answered or initiated via CarPlay. Crashing of the head unit…”NHTSA complaint 11545173 — filed 09/18/2023
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Electrical System complaints by year filed
Frequently asked questions
Does the 2020 Nissan Altima have electrical system problems?
Electrical System is the most-reported problem area on the 2020 Nissan Altima: 37 of 158 complaints on file (23.4%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2020 Nissan Altima have in total?
158 complaints were on file with NHTSA as of 09/08/2026. Across all categories, 15 involved a crash, 5 involved a fire, 13 reported injuries, and 1 reported deaths.
What does NHTSA's electrical system category include?
NHTSA assigns each complaint to standard component categories; this page reports the ELECTRICAL SYSTEM category exactly as NHTSA defines and records it.
