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2008 Toyota Highlander Electrical System Problems

NHTSA component category: ELECTRICAL SYSTEM · data through 07/12/2026

41Electrical System complaints
10.2%Of all 403 complaints
#5Most-reported category

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

SERVICE BRAKES66 · 16.4%
ENGINE58 · 14.4%
AIR BAGS55 · 13.6%
ELECTRICAL SYSTEM41 · 10.2%

Share of the 403 complaints citing each category; one complaint can cite several. Full breakdown on the 2008 Toyota Highlander overview page.

What owners report

“DEALER CLAIMED " THIS IS AN ELECTRICAL PROBLEM. ACCESS AND TRACED ALL RELATED WIRING TO INSIDE THE FUSE/RELAY PANEL. FOUND SOMETHING HAD CHEWED AND SHORTED…”NHTSA complaint 10428905 — filed 10/06/2011
“THE SENSOR LIGHTS FOR ABS AND VSC HAVE GONE ON AND OFF INTERMITTENTLY ON MY 2008 TOYOTA HIGHLANDER. SOMETIMES THE BRAKES ENGAGED THE SKID CONTROL…”NHTSA complaint 10373470 — filed 12/30/2010
“MY 2008 TOYOTA HIGHLANDER HAS HAD ONE INCIDENT WHERE THE ACCELERATOR GOT STUCK. I BROUGHT THE VEHICLE TO BERNARDI TOYOTA IN FRAMINGHAM, MA ON 3/2/2010…”NHTSA complaint 10322088 — filed 03/25/2010

Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.

Electrical System complaints by year filed

62010142012462014312016112018332020222023122025

Frequently asked questions

Does the 2008 Toyota Highlander have electrical system problems?

Electrical System is the #5 most-reported problem area on the 2008 Toyota Highlander: 41 of 403 complaints on file (10.2%). Complaints are unverified owner reports, not confirmed defects.

How many complaints does the 2008 Toyota Highlander have in total?

403 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 44 involved a crash, 14 involved a fire, 42 reported injuries, and 2 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.

About this data — Complaint figures on this page are consumer reports submitted to the National Highway Traffic Safety Administration (NHTSA), a U.S. government agency. NHTSA does not verify individual complaints; a complaint is not proof that a defect exists, and counts reflect what owners chose to report, not confirmed failure rates. Recall information comes from official NHTSA safety recall campaigns; recall repairs are free at authorized dealers. Always check your specific vehicle by VIN at nhtsa.gov/recalls. CarModelProblems.com is an independent site and is not affiliated with NHTSA or any vehicle manufacturer. Data through 07/12/2026.