Service bulletin DLR MSG - RFI -

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	10115782
Published by NHTSA	2017-08-25
Manufacturer's number	DLR MSG - RFI -
Manufacturer's date	2014-12-11
NHTSA component	EQUIPMENT ADAPTIVE/MOBILITY

NHTSA's summary

Dealer message - American Honda (AHM) is investigating certain 2014-2015 MDX & RLXs with a complaint that the Malfunction Indicator Lamp (MIL) is on and DTC P0154 (Front Air Fuel Ratio Sensor [Bank 2, Sensor 1]Heater System Malfunction) or P0134 (Rear Air Fuel Ratio Sensor [Bank 1, Sensor 1]Heater System Malfunction) is stored. To fully understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to any repair.

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

Equipment and accessories

Trouble codes named

P0134, P0154

Vehicles listed
ACURA MDX	2014, 2015
ACURA RLX	2014, 2015

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

Recalls for the same vehicles and component
15V417000	2015-07-01. EQUIPMENT:APPLIANCE:AIR CONDITIONER

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
ONL6R508212023	2023-08-31. Service bulletin. Warranty Extension - Under certain circumstances, abnormal noise may be heard from the rear when driving straight or making small side-to-side turning movements with the steering wheel. The P-AWS indicator or warning light may also illuminate with certain diagnostic trouble codes.
B98015	2022-05-09. Service bulletin. Special Tool Loan Program: Under TOOLS AVAILABLE FOR LOAN, the list has been updated.
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.
Acura MDX	2021-12-13. Service bulletin. Our records indicate that you are still eligible for a PRODUCT IMPROVEMENT that has not been completed on this vehicle; refer to the address card for the affected VIN. We released a software update for the audio, navigation, and hands-free phone systems in your navigation-equipped MDX. This software update provides functional and graphical improvements to make the systems more user friendly.
PIC - 2015 MDX O	2021-07-06. Service bulletin. Our records indicate that you are still eligible for a PRODUCT IMPROVEMENT that has not been completed on this vehicle; refer to the address card for the affected VIN. We released a software update for the audio, navigation, and hands-free phone systems in your navigation-equipped MDX. This software update provides functional and graphical improvements to make the systems more user friendly.
SB-16-011 03232	2021-05-14. Service bulletin. BACKGROUND On the Monroney label, the bumper compliance statement is missing. Do an iN VIN status inquiry to make sure the vehicle is shown as eligible. Vehicles affected by this campaign may be in your new vehicle inventory. Repair these vehicles before they are sold. No action is needed on vehicles that have been sold. CORRECTIVE ACTION Attach the Monroney update label to the window area next to the Monroney label.
SB-16-016 03300	2021-05-13. Service bulletin. SYMPTOM The starter grinds or spins at startup. POSSIBLE CAUSES The clearance between the starter motor gear and the torque converter ring gear is not optimal. CORRECTIVE ACTION Replace the starter and rotate the torque converter clockwise one bolt hole.
DLR-03-29-2016	2021-05-08. Service bulletin. American Honda (AHM) is investigating certain 2014-2016 MDXs with a client complaint of front bearing noise coming from the front while driving. The noise can be described as howling or moaning. 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.
DLR-03-16-2016	2021-05-08. 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.
DLR-02-16-2016	2021-05-07. Service bulletin. American Honda (AHM) is investigating certain 2014-2016 MDXs with a client complaint of front bearing noise coming from the front while driving. The noise can be described as howling or moaning. 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.