Technical Service Bulletins (TSBs) for the 2020 RLX are official communications between Acura & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    ENGINE AND ENGINE COOLING

    • TSB #BTI&05102022901

      Date Announced:
      MAY 10, 2022
      NHTSA ID:
      #10213569

      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 ... Read More »

    FUEL SYSTEM, GASOLINE

    • TSB #BTI&05102022901

      Date Announced:
      MAY 10, 2022
      NHTSA ID:
      #10213569

      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 ... Read More »

    • TSB #B19-068

      Date Announced:
      APR 17, 2020
      NHTSA ID:
      #10174706

      "Service bulletin - The malfunction indicator lamp (MIL) comes on with DTC P0460 (fuel level sensor [fuel gauge sending unit] out of range). Read More »

    ELECTRICAL SYSTEM

    • TSB #B20-009

      Date Announced:
      FEB 21, 2020
      NHTSA ID:
      #10171748

      Service Bulletin - There is a high-pitched sound from the speakers while on a Bluetooth HandsFreeLink (HFL) call. Read More »

    • TSB #B20-009

      Date Announced:
      FEB 14, 2020
      NHTSA ID:
      #10171548

      Service Bulletin - There is a high-pitched sound from the speakers while on a Bluetooth HandsFreeLink (HFL) call. Read More »

    • TSB #B20-009

      Date Announced:
      FEB 07, 2020
      NHTSA ID:
      #10171188

      Service Bulletin - There is a high-pitched sound from the speakers while on a Bluetooth HandsFreeLink (HFL) call. Read More »

    AIR BAGS

    • TSB #B21100A

      Date Announced:
      NOV 11, 2021
      NHTSA ID:
      #10203504

      ServiceNews Article - There are several possible causes for the SRS DTC U3000-49 (Internal Failure of the SRS Unit) to be stored. Read More »

    • TSB #B21100A

      Date Announced:
      OCT 22, 2021
      NHTSA ID:
      #10202602

      ServiceNews Article - There are several possible causes for the SRS DTC U3000-49 (Internal Failure of the SRS Unit) to be stored. Read More »

    WHEELS

    • TSB #B17120C

      Date Announced:
      MAR 23, 2020
      NHTSA ID:
      #10173192

      ServiceNews Article - This article replaces "Don't Worry About the Brown Dust on the Wheels," posted in December 2017. On some arriving vehicles, are you seeing brown dust covering the wheels? Don't worry; it's completely normal. Read More »

    SEATS

    • TSB #B21100A

      Date Announced:
      NOV 11, 2021
      NHTSA ID:
      #10203504

      ServiceNews Article - There are several possible causes for the SRS DTC U3000-49 (Internal Failure of the SRS Unit) to be stored. Read More »

    • TSB #B21100A

      Date Announced:
      OCT 22, 2021
      NHTSA ID:
      #10202602

      ServiceNews Article - There are several possible causes for the SRS DTC U3000-49 (Internal Failure of the SRS Unit) to be stored. Read More »

    EQUIPMENT

    • TSB #B98015

      Date Announced:
      MAR 18, 2016
      NHTSA ID:
      #10211608

      Special Tool Loan Program: Under TOOLS AVAILABLE FOR LOAN, the list has been updated. Read More »