Service bulletin B15-030

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	10108147
Published by NHTSA	2017-06-29
Manufacturer's number	B15-030
Manufacturer's date	2015-06-19
NHTSA component	FORWARD COLLISION AVOIDANCE: CRASH IMMINENT BRAKING; FORWARD COLLISION AVOIDANCE: SENSING SYSTEM

NHTSA's summary

"SERVICE BULLETIN - UNDER CERTAIN SPECIFIC DRIVING CONDITIONS, THE COLLISION MITIGATION BRAKING SYSTEM (CMBS) COULD LOCK ON AN INCORRECT TARGET. IF THIS OCCURS, THE CMBS MAY APPLY THE BRAKES IN AN ATTEMPT TO STOP THE VEHICLE. IF THE VEHICLE SUDDENLY SLOWS OR COMES TO A STOP, IT COULD INCREASE THE RISK OF A CRASH."

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Driver assistance

Vehicles listed
ACURA RLX	2014, 2015
ACURA RLX HYBRID	2014 (the catalog's model; the bulletin names a series or trim of it)

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

Recalls for the same vehicles and component
15V301000	2015-05-20. FORWARD COLLISION AVOIDANCE: CRASH IMMINENT BRAKING

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
High Pressure Fu	2022-05-09. Service bulletin. American Honda (AHM) is investigating certain 2014-2016 RLXs with a client complaint of a chirping noise coming from the high pressure fuel pump during engine operation. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
SB16011	2022-05-09. Service bulletin. Today, February 26, 2016, American Honda Motor Co., Inc. is announcing a Product Update for certain ILX, RLX, RLX Hybrid, and TLX model years 2014-16 vehicles for sale in the state of Hawaii to amend Monroney labels that were printed without bumper impact information.
B19050B	2019-06-06. Service bulletin. ServiceNews Article - When removing and installing a cable reel, you need to keep both the cable reel and the steering angle sensor in position. If you don't, the VSA indicator may come on along with one or more VSA DTCs. And when you run the Neutral Memorization Procedure in the i-HDS, it won't complete.
DLR MSG - RFP RF	2018-03-05. Service bulletin. Dealer message - American Honda (AHM)is investigating certain 2014 RLXs with a complaint of a front suspension noise when driving over bumps. The noise can be described as clunking or rattling. To fully understand the cause of this condition, AHM would like to inspect the vehicle and/or collect specific parts from the vehicle prior to you attempting any further repair of any kind.
Service Bulletin	2018-03-05. Service bulletin. Service bulletin - The i-MID displays the message 12 volt battery charging system problem. Also, DTC P16E3 (PGM-FI battery sensor LIN communication error) may be stored. The LIN communication bus may have experienced a communication problem.
DLR MSG - RFV RF	2018-03-05. Service bulletin. Dealer message - American Honda (AHM) is investigating certain 2014 RLXs with a complaint of a front suspension noise when driving over bumps. The noise can be described as clunking or rattling. To fully understand the cause of this condition, AHM would like to inspect the vehicle and/or collect specific parts from the vehicle prior to you attempting any further repair of any kind.
DLR MSG - RFV RF	2018-03-05. Service bulletin. Dealer message - American Honda (AHM) is investigating certain 2014 RLXs with a complaint of a front suspension noise when driving over bumps. The noise can be described as clunking or rattling. To fully understand the cause of this condition, AHM would like to inspect the vehicle and/or collect specific parts from the vehicle prior to you attempting any further repair of any kind.
DLR MSG - 2014 R	2017-07-31. Service bulletin. Dealer message - Please do not perform any software updates on 2014 RLX Hybrid units related to the Adaptive Cruise Control (ACC) unit until further notice. There is a bug in the software that causes the ACC unit to become unresponsive and require replacement. Once the bug has been fixed, another iN message will be published. Please note this message only applies to RLX Hybrid units. Non-hybrid units are ok.
DLR MSG - 2014 R	2017-07-31. Service bulletin. Dealer message - Please do not perform any software updates on 2014 RLX Hybrid units related to the Adaptive Cruise Control (ACC) unit until further notice. There is a bug in the software that causes the ACC unit to become unresponsive and require replacement. Once the bug has been fixed, another iN message will be published. Please note this message only applies to RLX Hybrid units. Non-hybrid units are ok.
DLR MSG - 2014 R	2017-07-31. Service bulletin. Dealer message - Please do not perform any software updates on 2014 RLX Hybrid units related to the Adaptive Cruise Control (ACC) unit until further notice. There is a bug in the software that causes the ACC unit to become unresponsive and require replacement. Once the bug has been fixed, another iN message will be published. Please note this message only applies to RLX Hybrid units. Non-hybrid units are ok.