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Kawasaki ZX400P Recall 24V221: Damaged Spark Plugs Can Stall Engine, Raising Crash Risk

NHTSA campaign 24V221, reported March 21, 2024, 1,579 vehicles potentially affected.

What this recall means for you

Some 2023-2024 Kawasaki ZX400-series motorcycles may have had their spark plugs damaged during manufacturing. Affected bikes can show unstable idling, hesitation while riding, and engine stalling.

An engine stall increases the risk of a crash. Owners should watch for rough idling or hesitation and have their motorcycle checked promptly. Owner notification letters were mailed on April 1, 2024. Check your VIN for open recalls and contact Kawasaki customer service at 1-866-802-9381 if you have questions.

Authorized Kawasaki dealers will replace all four spark plugs at no cost to the owner.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 24V221Kawasaki Motors Corp., U.S.A.
Component
ELECTRICAL SYSTEM:IGNITION:COIL:SPARK PLUGS
Problem
Kawasaki Motor Corp., U.S.A. (KMC) is recalling certain 2023-2024 ZX400S and ZX400P (2023 Ninja ZX-4RR KRT Edition, 2024 Ninja ZX-4R, and 4RR) motorcycles. The spark plugs may have been damaged during the vehicle manufacturing process, which can result in unstable idling, hesitation, and engine stalling.
Risk
An engine stall increases the risk of a crash.
Remedy
Dealers will replace all four spark plugs, free of charge. Owner notification letters were mailed April 1, 2024. Owners may contact KMC customer service at 1-866-802-9381. KMC's number for this recall is MC27-04.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Affected vehicles

Kawasaki Ninja ZX-4RR2024
Kawasaki ZX400P20232024
Kawasaki ZX400S2023