Service bulletin A21120B

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)
Type	Service bulletin
NHTSA id	10206994
Published by NHTSA	2022-02-04
Manufacturer's number	A21120B
Manufacturer's date	2022-01-29
NHTSA component	ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

NHTSA's summary

ServiceNews Article - The clock shows the incorrect time. This issue is due to a limited GPS receiver capacity resulting in "rollover" of the internal chip memory; the "rollover" will occur on January 1, 2022 at 12:00AM local time. As a result, the navigation date and time will be incorrect.

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, Equipment and accessories

Vehicles listed
HONDA CIVIC	2006, 2007, 2008, 2009, 2010, 2011
HONDA CIVIC HYBRID	2006, 2007, 2008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
HONDA CR-V	2007, 2008, 2009, 2010, 2011
HONDA CR-Z	2011, 2012
HONDA ELEMENT	2009, 2010
HONDA FIT	2009, 2010, 2011
HONDA INSIGHT	2010, 2011

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

Recalls for the same vehicles and component
12V436000	2012-09-05. TRAILER HITCHES; ELECTRICAL SYSTEM:WIRING
2011098	2011-03-03. Electrical
11V106000	2011-03-02. ELECTRICAL SYSTEM
2011013	2011-01-11. Electrical
11V004000	2011-01-06. ELECTRICAL SYSTEM
2007024	2007-02-02. Electrical
06V270000	2006-07-26. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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
A21120B	2023-06-21. Service bulletin. Service News - The navigation clock and date are incorrect. This is due to a limited GPS receiver Capacity resulting in a rollover of the internal chip memory; the rollover occurred on January 1, 2022, at 12:00AM local time.
14064 JK4	2022-05-09. Service bulletin. Our records indicate that a PRODUCT UPDATE has not been completed on this vehicle; refer to the address card for the affected VIN. The software controlling the IMA battery on your vehicle incorrectly maintains the battery and, over time, the battery develops a memory effect that appears as a reduction in battery capacity. If the software is not updated, it is likely that the vehicle may set a code falsely indicating a deteriorat on of the battery pack, or the battery level gauge may suddenly drop to empty and start charging unnecessarily.
JK5-14-064	2021-05-12. Service bulletin. Our records indicate that a PRODUCT UPDATE has not been completed on this vehicle; refer to the address card for the affected VIN. The software controlling the IMA battery on your vehicle incorrectly maintains the battery and, over time, the battery develops a memory affect that appears as a reduction in battery capacity. If the software is not updated, it is likely that the vehicle may set a code falsely indicating a deterioration of the battery of pack, or the battery level gauge may suddenly drop to empty and start charging unnecessarily.
JK4-14-064	2021-05-12. Service bulletin. Our records indicate that a PRODUCT UPDATE has not been completed on this vehicle; refer to the address card for the affected VIN. The software controlling the IMA battery on your vehicle incorrectly maintains the battery and, over time, the battery develops a memory effect that appears as a reduction in battery capacity. If the software is not updated, it is likely that the vehicle may set a code falsely indicating a deterioration of the battery pack, or the battery level gauge may suddenly drop to empty and start charging unnecessarily.
APaS01222021909	2021-01-30. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2011-2016 CR-Zs, 2010-2014 Insights, & 2011-2017 Odysseys with a customer complaint of the brake pedal feeling soft or spongy when depressed, almost reaching the floor. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to any repair attempts.
A07-030	2021-01-30. Service bulletin. "Service Bulletin - There are several A/C leak detection tools available. -Refrigerant Gas Leak Detector -Ultrasonic Leak Detector -Leak Dye"
APaS01062021909	2021-01-13. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for any and all 2007-2011 CR-Vs which come into your dealership for a service, repair or in your Certified Pre-Owned vehicle inventory that fit the criteria below.
APaS01062021907	2021-01-13. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2011-2016 CR-Zs, 2010-2014 Insights, & 2011-2017 Odysseys with a customer complaint of the brake pedal feeling soft or spongy when depressed, almost reaching the floor. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to any repair attempts.
APaS09282020913	2020-10-03. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for any and all 2007-2011 CR-Vs which come into your dealership for a service, repair or in your Certified Pre-Owned vehicle inventory that fit the criteria below.
A12-089	2019-01-05. Service bulletin. "Service bulletin - American Honda is extending the warranty coverage on the Piston Rings and Pistons for 2010-11 CR-V 2WD and 4WD to 8 years from the original date of purchase or 125,000 miles, whichever comes first. The warranty extension does not apply to any vehicle that has ever been declared a total loss or sold for salvage by a financial institution or insurer, or has a branded, or similar tittle under any state's law."