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Virginia · Article Updated May 24, 2026

Electrical and Software Defects in Virginia Lemon Law Cases

Modern vehicles are largely software. Electrical/software defects drive a growing share of Virginia Lemon Law cases.

Electrical and software defects affecting safety equipment, drive systems, or core functionality qualify under Virginia’s significant-impairment test.

What counts as an electrical / software defect

Engine and transmission control software

Bad ECU/TCM software causes stalling, poor shifting, “limp mode” triggers. Each reflash counts as a repair attempt under § 59.1-207.13.

Wiring harness failures

Corroded, chafed, or improperly routed harnesses. Coastal Virginia humidity and road salt accelerate corrosion.

Battery management system (BMS) failures

Premature 12V battery failures, “vehicle drained” no-start conditions.

Safety-equipment software bugs

When software defects affect ABS, traction control, stability control, or steering assist — strong VCPA exposure and potential serious safety defect categorization triggering the single-attempt rule.

ADAS failures

Adaptive cruise, lane departure warning, automated parking, blind-spot monitoring.

Infotainment crossing into safety

When failures spill into safety equipment (backup camera, climate-control defrost).

Software reflashes as repair attempts

Each reflash counts. Three reflashes meets Virginia’s three-attempt threshold; a single reflash that fails to resolve a serious safety defect can suffice.

OTA updates

Tesla and others use OTA updates. Federal courts (including E.D. Va.) and Virginia case law trend toward “yes” when an OTA targets a specific defect.

TSBs and VCPA willfulness

When a TSB exists, VCPA willful violation findings produce discretionary treble damages.

What you should do

  1. Document each repair attempt — dealer visits AND OTA updates.
  2. Note specific trigger conditions.
  3. Save dash-cam or smartphone video.
  4. Send certified-mail notice.
  5. Get a free case review.

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