# Service bulletin B20\-028

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.

- Type: Service bulletin
- NHTSA id: 10222445
- Published by NHTSA: 2022\-10\-05
- Manufacturer's number: B20\-028
- Manufacturer's date: 2022\-09\-30
- NHTSA component: FUEL SYSTEM, GASOLINE

## NHTSA's summary

Service Bulletin \- \(Repair Procedure Revision\) Due to swelling of the fuel pump motor impeller, the fuel pump may seize and stop working. If this occurs, the engine may not start, or the engine could stall while driving, increasing the risk of a crash. Replace the fuel pump motor.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10222445-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10222445-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Fuel system

## Vehicles listed

- 2019 ACURA RLX

## Recalls for the same vehicles and component

- [2024262](/recalls/tc/2024262.md), 2024-05-06: Fuel System
- [2023679](/recalls/tc/2023679.md), 2023-12-18: Fuel System
- [23V858000](/recalls/nhtsa/23V858000.md), 2023-12-18: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
- [2020236](/recalls/tc/2020236.md), 2020-05-28: Fuel System
- [20V314000](/recalls/nhtsa/20V314000.md), 2020-05-28: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

## Other bulletins for the same vehicles and component

- [B20\-029](/bulletins/10222446.md), 2022-10-05, Service bulletin: FUEL SYSTEM, GASOLINE. Service Bulletin \- \(Repair Procedure Revision\) Due to swelling of the fuel pump motor impeller, the fuel pump may seize and stop working. If this occurs, the engine may not start, or the engine could stall while driving, increasing the risk of a crash. Replace the fuel pump motor.
- [ONLA8E20220830](/bulletins/10219544.md), 2022-09-09, Service bulletin: FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. 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](/bulletins/10213569.md), 2022-06-06, Service bulletin: FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. 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.

JSON: [/v1/bulletins/10222445](/v1/bulletins/10222445)

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