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Wisconsin · Article Updated May 24, 2026

Toyota Cases Under Wisconsin Lemon Law

Toyota cases in Wisconsin — Tacoma, Tundra, RAV4, Highlander, Sienna, hybrid system defects.

Toyota (including Lexus) has substantial Wisconsin market share. Toyota cases are pursued under Wis. Stat. § 218.0171 with the automatic § 218.0171(7) doubling mechanism.

Common Toyota defect patterns

  • V35A / V6 engine fuel pump failures.
  • Hybrid system failures — battery, inverter, transaxle issues.
  • 8AT transmission shifting issues.
  • Toyota Safety Sense (TSS) defects.
  • Tacoma rear differential failures.
  • Tundra V6 turbo issues (3.5L TT).
  • Infotainment crashes.
  • Cold-weather hybrid battery issues in Wisconsin winter.

Lexus-specific patterns

  • NX / RX hybrid system defects.
  • LS500 / GS300 transmission issues.

Wisconsin Toyota market patterns

  • RAV4 / Highlander Hybrid popular family commuter.
  • Tacoma / Tundra strong in outdoor / hunting segment.
  • Sienna family-segment market.

Toyota TSB / recall overlay

Heavy TSB pattern.

Bottom line

Toyota cases are strong Wisconsin candidates. Document TSB / recall pattern and pursue § 218.0171(7) doubling when 30-day clock triggers.

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