Service bulletin BTS170202

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	10108061
Published by NHTSA	2017-06-28
Manufacturer's number	BTS170202
Manufacturer's date	2017-02-21
NHTSA component	FUEL SYSTEM, GASOLINE

NHTSA's summary

TECHLINE SUMMARY ARTICLE - IF THERE’S AN EVAP SYSTEM LEAK FROM THE FILLER NECK (DTC P0455 [EVAP SYSTEM LARGE LEAK DETECTED] OR P0456 [EVAP SYSTEM VERY SMALL LEAK DETECTED] IS SET), DON’T REPLACE THE FUEL FILL PIPE! INSTEAD, REPLACE THE MIS-FUEL INHIBIT DEVICE AND THE MAIN FLAP UNIT. ACURA PARTS STOCK CARRIES REPLACEMENT PARTS JUST FOR THIS PURPOSE.

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

Fuel system

Trouble codes named

P0455, P0456

Vehicles listed
ACURA MDX	2017
ACURA NSX	2017

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

Recalls for the same vehicles and component
23V858000	2023-12-18. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
19V060000	2019-01-29. FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP
18V600000	2018-09-07. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
2018479	2018-09-06. Fuel System
17V424000	2017-06-30. FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

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
ONL6AX01302026	2026-02-06. Other. Owner Notification Letter - Under certain circumstances, after coming to a stop and the idle stop feature engaging, the vehicle may not automatically restart. Acura is providing a product update with a new PGM-FI software update to fix this issue.
ONL6NZ01252023	2023-02-04. Service bulletin. Owner Notification Letter - Our records indicate that a Product Update has not been completed on this vehicle (Vehicle Identification Number [VIN NUMBER]). The PGM-FI computer may not output some required communication data to a generic scan tool under certain conditions due to an internal software defect. This has no effect on the function or use of the vehicle.
ONLJ8F20220830	2022-09-09. Service bulletin. Owner notification - Our records indicate that a Emissions Recall has not been completed on this vehicle. When the powertrain control module (PCM) detects a malfunction in one of the odd number transmission gears, it will set one of four diagnostic trouble codes (DTCs). Due to inappropriate calibration of the PCM, the On Board Diagnostic (OBD) system cannot properly clear the transmission permanent DTC as required.
BTI&05102022901	2022-06-06. Service bulletin. American Honda Motor Co., Inc. (AHM) is searching for certain 2016-2020 MDXs, RLXs & 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&03282022903	2022-04-07. 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&03112022904	2022-03-15. 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&02222022902	2022-03-02. 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&02072022901	2022-02-15. 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&01212022902	2022-01-26. 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&01032022904	2022-01-12. 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.