2005 Toyota Prius Exterior Lighting Problems
NHTSA component category: EXTERIOR LIGHTING · data through 07/14/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How exterior lighting ranks on this vehicle
Share of the 1,051 complaints citing each category; one complaint can cite several. Full breakdown on the 2005 Toyota Prius overview page.
What owners report
“2005 TOYOTA PRIUS HID DRIVER'S HEADLIGHT CONTINUES TO INTERMITTENTLY FAIL TO ILLUMINATE. DEALER WANTS >$600 TO REPLACE HEADLIGHT. PROBLEM WELL DOCUMENTED AS RECURRENT ISSUE FOR…”NHTSA complaint 10227121 — filed 05/09/2008
“TOYOTA SIENNA ...AT APPROX 36K MILES MY HEADLIGHTS WOULD INTERMITTENTLY GO OFF. BULBS WERE REPLACED AND THE PROBLEM PERSISTED. THE ECU UNIT TO THE HEADLIGHT…”NHTSA complaint 10215624 — filed 01/22/2008
“THE CONTACT OWNS A 2005 TOYOTA PRIUS. WHILE BEING SERVICED AT THE DEALER, THEY NOTICED THAT THE HEADLIGHTS WERE DISTORTED. THE PLATING ON THE INTERNAL…”NHTSA complaint 10207429 — filed 10/30/2007
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Exterior Lighting complaints by year filed
Frequently asked questions
Does the 2005 Toyota Prius have exterior lighting problems?
Exterior Lighting is the most-reported problem area on the 2005 Toyota Prius: 316 of 1,051 complaints on file (30.1%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2005 Toyota Prius have in total?
1,051 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 102 involved a crash, 4 involved a fire, 66 reported injuries, and 1 reported deaths.
What does NHTSA's exterior lighting category include?
NHTSA assigns each complaint to standard component categories; this page reports the EXTERIOR LIGHTING category exactly as NHTSA defines and records it.
