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💥 Crash risk🩹 Injury riskNHTSA 25V859📅 Dec 12, 2025

2016–2020 Acura ILX recall: brakes

⚠️ What's wrong

Honda (American Honda Motor Co.) is recalling certain 2016-2020 Acura ILX vehicles. Contaminated brake fluid may cause a seal inside the brake master cylinder to deform, which can cause an internal brake fluid leak and reduce brake function.

💥 The risk

Reduced brake function can extend the distance required to stop, increasing the risk of a crash or injury.

🔧 The fix

Dealers will replace the brake master cylinder, free of charge. Owner letters were mailed May 4, 2026. Owners may contact Honda's customer service at 1-888-234-2138. Honda's number for this recall is RN5. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning December 17, 2025. The information in your report suggests that Honda (American Honda Motor Co.) may have been aware of this issue more than five business days before filing a report with NHTSA. Please be reminded that under Federal law, this agency is to be notified of all safety defect and/or noncompliance decisions within five business days. 49 CFR 573.6 Significant civil penalties can be assessed for this violation.

Is the fix free? Yes. Safety recall repairs are free at any authorized dealer under federal law, including parts and labor. (Vehicles more than 15 years old when the recall was announced can be excluded, but most manufacturers still fix them.)
NHTSA campaign
25V859000
Manufacturer recall #
RN5
Manufacturer
Honda (American Honda Motor Co.)
Vehicles affected
70,658
Component
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER
Owner phone
1-888-234-2138
NHTSA hotline
1-888-327-4236
Owner letters mailed
May 1, 2026
Recall started by
ODI

Vehicles in this recall

Is your car affected? Recalls apply to specific VINs. Check my VIN

FAQ

Is the 25V859 recall repair free?

Yes. Safety recall repairs are free at any authorized dealer under federal law, including parts and labor. (Vehicles more than 15 years old when the recall was announced can be excluded, but most manufacturers still fix them.)

Which vehicles are included in recall 25V859?

2016–2020 Acura ILX. 70,658 vehicles may be affected. Check your exact car with its 17-character VIN.

What should I do?

Check your VIN, then call any authorized Acura dealer to book the free repair or call the manufacturer at 1-888-234-2138.