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Service bulletin BPaS09272021

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)
TypeService bulletin
NHTSA id10202040
Published by NHTSA2021-10-06
Manufacturer's numberBPaS09272021
Manufacturer's date2021-09-27
NHTSA componentFUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM

NHTSA's summary

Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2016-2020 MDXs, RDXs & TLXs with a client complaint of the Malfunction Indicator Light (MIL) on with the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or P219A&B (Air-Fuel Ratio Variation of Cylinder) stored. To better 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.

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, Fuel system, Instrument cluster

Trouble codes named

P0171, P0174, P219A

Vehicles listed
ACURA MDX2016, 2017, 2018, 2019, 2020
ACURA RDX2016, 2017, 2018, 2019, 2020
ACURA TLX2016, 2017, 2018, 2019, 2020

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

Other bulletins for the same vehicles and component
BPaS092320219022021-10-06. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2016-2020 MDXs, RDXs & TLXs with a client complaint of the Malfunction Indicator Light (MIL) on with the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or P219A&B (Air-Fuel Ratio Variation of Cylinder) stored. To better 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.
BTI&090720219012021-09-16. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2021 RDXs with a client complaint of the sunshade or sunroof closing partially before reversing open or will not move in the closing direction from any position. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BPaS111420199072019-11-21. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is requesting instrument panel bracket inspections of ALL 2014-2016 MDXs that fit the criteria listed below.
BPaS102820199062019-11-05. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is requesting instrument panel bracket inspections of ALL 2014-2016 MDXs that fit the criteria listed below.
BPaS100920199072019-10-26. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is requesting instrument panel bracket inspections of ALL 2014-2016 MDXs that fit the criteria listed below.
BPaS092520199062019-10-03. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is requesting instrument panel bracket inspections of ALL 2014-2016 MDXs that fit the criteria listed below.
BPaS090920199072019-09-18. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is requesting instrument panel bracket inspections of ALL 2014-2016 MDXs that fit the criteria listed below.
B18010H2018-03-13. Service bulletin. Servicenews article - Is the MIL coming on and staying on after installing the No. 15 RADIO (20 A) and No. 16 BACKUP (10 A) fuses at TQI? We?re aware of this issue and are looking for a solution.
B18010G2018-03-13. Service bulletin. Servicenews article - We?re getting reports of reduced engine power with the MIL on. Service techs are seeing DTC P0369 (CMP sensor circuit intermittent interruption) and signs of excessive camshaft end play.
BTS1711012017-12-05. Service bulletin. Techline summary article - We?re currently looking at an issue that when connected to Bluetooth® HandsFreeLink® using an iPhone with iOS 11, there?s no phonebook showing up on the On Demand Multi-Use Display? (ODMD).