California Lemon Law for Cars With Frequent ABS Warnings

If your dashboard keeps flashing the ABS light, you’re not alone—and you’re right to take it seriously. Frequent anti-lock braking system (ABS) warnings can point to electrical or hydraulic faults that affect braking performance, traction control, and stability systems. In California, repeated, unfixable brake-related warnings during the warranty period may fit within the state’s Lemon Law. Below, ZapLemon explains how California Lemon Law can apply to cars with persistent ABS alerts and what you can do to document the problem.

Frequent ABS Warnings? How CA Lemon Law Applies

When the ABS warning light comes on again and again—sometimes alongside the traction control or brake light—it usually means the vehicle detected a fault in the anti-lock braking system. Common culprits include wheel-speed sensors, tone rings, wiring harness issues, faulty ABS modules, hydraulic control unit leaks, low or contaminated brake fluid, or software glitches. While your basic brakes may still function, an inoperative ABS can increase stopping distances on slippery roads and may disable related systems like stability control, raising safety concerns.

California’s Song-Beverly Consumer Warranty Act (often called the California Lemon Law) can apply when a new or certified pre-owned vehicle under the manufacturer’s warranty has a defect that substantially impairs use, value, or safety, and the manufacturer (through its dealers) can’t fix it after a reasonable number of attempts. Brake and ABS problems often fall into the “safety” category, especially when the warning light recurs, the pedal feel changes, or the vehicle behaves unpredictably during braking. Intermittent issues can still matter; what counts is whether the problem keeps returning under warranty and affects how you use or trust the car.

California also has a “Lemon Law Presumption” that can help consumers in certain situations within the first 18 months or 18,000 miles, whichever comes first. Generally, the law presumes a vehicle is a lemon if, during that early period, the manufacturer or its dealers made two or more repair attempts for a defect that could cause death or serious injury, four or more attempts for the same non-life-threatening defect, or the vehicle was out of service for repairs for a total of 30 or more days. These are guidelines, not guarantees; cases can still qualify outside the presumption based on the overall repair history. Remedies may include repurchase or replacement under the law, but the outcome depends on the facts, warranty coverage, and timing.

Tips to Document ABS Issues and Protect Your Claim

Start by documenting every ABS warning. When safe, take clear photos or short videos of the dashboard with the warning illuminated and note the date, mileage, speed, weather, and driving conditions (for example, “light rain, braking from 40 mph,” or “steady highway cruise, no braking”). If you notice changes in pedal feel, grinding noises, pulsation, or the traction control light illuminating together with the ABS light, write that down too. Consistent notes help show patterns, which can be critical with intermittent electrical faults.

Bring the vehicle to an authorized dealer promptly and describe the problem in simple, specific terms—what you saw, heard, and felt. Ask that your exact complaint be written on the repair order, not just “customer states ABS light.” Request copies of all repair orders and invoices, including any diagnostic trouble codes (DTCs) pulled, test results, and parts replaced. If the warning is intermittent, ask for a road test with a technician so they can witness it. Keep records of every visit, including dates, mileage in and out, and any time your vehicle is at the shop or you are provided a loaner or rental.

Check your warranty booklet and any manufacturer communications (recalls or technical service bulletins) related to the ABS, brake hydraulics, or traction/stability control. Avoid modifications that could complicate diagnosis (such as aftermarket wheel/tire sizes that can affect wheel-speed readings). If the issue persists, open a case with the manufacturer’s customer care line to obtain a case number and summarize your repair history. Then consider speaking with a California lemon law attorney to evaluate your options. ZapLemon can review your documents, explain how the law may apply, and discuss next steps—all without promising any specific outcome.