2018 Tesla Model S Electrical System Problems
NHTSA component category: ELECTRICAL SYSTEM · data through 07/12/2026
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 168 complaints citing each category; one complaint can cite several. Full breakdown on the 2018 Tesla Model S overview page.
What owners report
“Component that failed is daylight running lights and is available for inspection. Daylight running lights are important to be seen easier by other vehicles and…”NHTSA complaint 11499558 — filed 12/30/2022
“MCU2 Failure. Dashboard and Screen no longer works Turn signals and headlights do not work There are no seatbelt warning Can no longer see battery…”NHTSA complaint 11492143 — filed 11/03/2022
“Vehicle will routinely reboot while driving. During this time the turn signals, speed information and other vehicle information is not available while driving.”NHTSA complaint 11458167 — filed 03/24/2022
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Electrical System complaints by year filed
Frequently asked questions
Does the 2018 Tesla Model S have electrical system problems?
Electrical System is the #2 most-reported problem area on the 2018 Tesla Model S: 31 of 168 complaints on file (18.5%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2018 Tesla Model S have in total?
168 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 36 involved a crash, 3 involved a fire, 21 reported injuries, and none 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.
