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Other ONL6MH04202024A

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeOther
NHTSA id11031506
Published by NHTSA2026-04-22
Manufacturer's numberONL6MH04202024A
Manufacturer's date2026-04-20
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Owner Notification Letter - The software update includes several system improvements designed to enhance the functionality of certain vehicle features. These enhancements may include updates related to braking, driver seat movement, virtual key card operation, adaptive cruise control, and active cabin ventilation.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system

Vehicles listed
ACURA ZDX2024

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
26V1120002026-02-26. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; BACK OVER PREVENTION:SOFTWARE
25V0180002025-01-16. SUSPENSION:FRONT:STABILIZER BAR; ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT:HOSES, FITTINGS, AND RESERVOIR; ELECTRICAL SYSTEM:PROPULSION SYSTEM: CABLES

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
ONL6WM092026Z2026-10-01. Other. Owner Notification Letter - Certain 2024 ZDX vehicles may have improperly installed, or missing cavity plugs from the rear chassis harness electrical connector.
B26-0442026-07-01. Service bulletin. Service Bulletin - Certain 2024 ZDX vehicles may have improperly installed or missing cavity plugs from the rear chassis harness electrical connector.
BEBM062620269012026-07-01. Other. Dealer Message - Due to improper manufacturing, the rear chassis harness connector may not be properly sealed and only partially seated. An unsealed connector in a half set condition may allow for water or debris intrusion, potentially causing corrosion or damage to wire harness connections which may lead to loss of brake assist, parking brake stuck on/off, or inconsistent unit operation while driving.
ONL6MZ041020262026-04-22. Other. Owner Notification Letter - Some 2024 ZDX models may have misrouted camera wires causing the multi-view display images to be reversed.
BPOC041720269022026-04-22. Other. Dealer Message -American Honda is requesting parts in support of a quality investigation related to Rear View Camera part number 86583111. All dealers that have inventory of Rear View Camera part number 86583111 are asked to inspect current inventory and return parts meeting the described return criteria to American Honda.
B25-0442025-10-14. Service bulletin. Service Bulletin - Vehicle-Wide Programming (VWP), also known as SPS3-VWP, is a feature within Techline Connect (TLC) to update all applicable control module software at the same time. When initiated, all applicable updates are done in parallel, instead of the conventional individual control module update. Customers may have complaints or concerns that may get resolved by doing this software update.
B25-0342025-08-08. Service bulletin. Service Bulletin - Customers are experiencing issues with OnStar and HondaLink due to the software within the telematics control unit needing a software update.
B25-0332025-08-08. Service bulletin. Service Bulletin - An update to A11 Radio Control Module software to address known issues.
B25-0252025-06-05. Service bulletin. Service Bulletin - A Malfunction Indicator Lamp (MIL) may illuminate, or a “Service High Voltage” message may appear. Additionally, the 12-volt battery may intermittently or persistently discharge due to an internal Battery Energy Control Module (BECM) calibration anomaly causing the setting of specific DTCs related to battery performance and communication.
ONL6MZ040720252025-04-15. Other. Owner Notification Letter - Some 2024 ZDX models may have misrouted camera wires causing the multi-view display images to be reversed.