2023 Acura TLX Technical Service Bulletins

39 technical service bulletins (TSBs) are on record for the 2023 Acura TLX. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11033179May 18, 2026Electrical system. Over The Air Update - Vehicles equipped with the System Updates application are capable of downloading and installing Over the Air System Updates. System Updates contain upgrades that fix a variety of operational errors and/or enhancements that add new functionality. Information for the various software releases can be found in this document. Software version: D.1.6.4
• 11023273Sep 17, 2025Engine. Service Bulletin - Oil leak at the cam chain tensioner inspection cover due to and insufficient sealant adhesion on the inspection cover.
• 11018017Apr 30, 2025Engine. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023 RDXs and TLXs with a client complaint of the "Emissions System Warning" Malfunction Indicator Light (MIL) on with DTC P2101 (Electronic Throttle Control System Malfunction) stored. Client may experience the vehicle going into "limp" mode. To better understand the cause of this condition, AHM would like to inspect the vehicle prior…
• 11017328Apr 16, 2025Engine. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023 RDXs and TLXs with a client complaint of the "Emissions System Warning" Malfunction Indicator Light (MIL) on with DTC P2101 (Electronic Throttle Control System Malfunction) stored. Client may experience the vehicle going into "limp" mode. To better understand the cause of this condition, AHM would like to inspect the vehicle prior…
• 11017032Apr 9, 2025Visibility (wipers, defrost, mirrors). Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022- 2024 MDXs & 2021-2025 TLXs with a client complaint of a loose or detached rearview mirror bracket. 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.
• 11014327Feb 12, 2025Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2021-2023 TLX ADV’s and 2021-2025 TLX Type S’s with a client complaint of the “Adaptive Damper System Problem” (ADS) error message on the MID (Multi Information Display). 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.
• 11013338Jan 24, 2025Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2021-2023 TLX ADV’s and 2021-2025 TLX Type S’s with a client complaint of the “Adaptive Damper System Problem” (ADS) error message on the MID (Multi Information Display). 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.
• 11013127Jan 18, 2025Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2021-2023 TLX ADV’s and 2021-2025 TLX Type S’s with a client complaint of the “Adaptive Damper System Problem” (ADS) error message on the MID (Multi Information Display). 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.
• 11013111Jan 3, 2025Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2021-2023 TLX ADV’s and 2021-2025 TLX Type S’s with a client complaint of the “Adaptive Damper System Problem” (ADS) error message on the MID (Multi Information Display). 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.
• 11012816Dec 18, 2024Electrical system. Service Bulletin - A coaxial cable terminal was not manufactured to proper specifications. An improperly manufactured terminal may lead to poor communication in the media-oriented system (MOST) bus network which can potentially affect the audio sound quality.
• 11011797Dec 3, 2024Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2021-2023 TLX ADV’s and 2021-2025 TLX Type S’s with a client complaint of the “Adaptive Damper System Problem” (ADS) error message on the MID (Multi Information Display). 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.
• 11010681Nov 14, 2024Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2021-2023 TLX ADV’s and 2021-2025 TLX Type S’s with a client complaint of the “Adaptive Damper System Problem” (ADS) error message on the MID (Multi Information Display). 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.
• 11010682Nov 13, 2024Engine. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023 RDXs and TLXs with a client complaint of the "Emissions System Warning" Malfunction Indicator Light (MIL) on with DTC P2101 (Electronic Throttle Control System Malfunction) stored. Client may experience the vehicle going into "limp home" mode. To better understand the cause of this condition, AHM would like to inspect the vehicle…
• 11010126Oct 24, 2024Engine. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023 RDXs and TLXs with a client complaint of the "Emissions System Warning" Malfunction Indicator Light (MIL) on with DTC P2101 (Electronic Throttle Control System Malfunction) stored. Client may experience the vehicle going into "limp home" mode. To better understand the cause of this condition, AHM would like to inspect the vehicle…
• 11009195Oct 11, 2024Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2021-2023 TLX ADV’s and 2021-2025 TLX Type S’s with a client complaint of the “Adaptive Damper System Problem” (ADS) error message on the MID (Multi Information Display). 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.
• 11008046Sep 21, 2024Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2025 MDX Type S's & 2021-2025 TLX ADV's or Type S's with a client complaint of the “Adaptive Damper System Problem” (ADS) error message on the MID (Multi Information Display). 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.
• 11008048Sep 18, 2024Electrical system. Owner Notification Letter - A coaxial cable terminal was not manufactured to proper specifications. An improperly manufactured terminal may lead to poor communication in the media-oriented system (MOST) bus network which can potentially affect the audio sound quality.
• 11007893Sep 10, 2024Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2025 MDX Type S's & 2021-2025 TLX ADV's or Type S's with a client complaint of the “Adaptive Damper System Problem” (ADS) error message on the MID (Multi Information Display). 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.
• 11007651Sep 6, 2024Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2025 MDX Type S's & 2021-2025 TLX ADV's or Type S's with a client complaint of the “Adaptive Damper System Problem” (ADS) error message on the MID (Multi Information Display). 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.
• 11006809Aug 26, 2024Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2021-2023 TLX ADV’s and 2021-2025 TLX Type S’s with a client complaint of the “Adaptive Damper System Problem” (ADS) error message on the MID (Multi Information Display). 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.
• 11005524Jul 30, 2024Electrical system. Service Bulletin - A coaxial cable terminal was not manufactured to proper specifications. An improperly manufactured terminal may lead to poor communication in the media-oriented system transport (MOST) bus network which can potentially affect the audio sound quality.
• 11005521Jul 30, 2024Electrical system. Dealer Message - A coaxial cable terminal was not manufactured to proper specifications. An improperly manufactured terminal may lead to poor communication in the Media Oriented System Transport (MOST) bus network which can potentially affect the audio sound quality.
• 11000721May 31, 2024Body and structure. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 TLXs with a client complaint of a loose rear spoiler. The looseness may cause a noticeable gap between the spoiler and the trunk lid. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 11000284May 18, 2024Body and structure. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 TLXs with a client complaint of a loose rear spoiler. The looseness may cause a noticeable gap between the spoiler and the trunk lid. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 11000146May 3, 2024Body and structure. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 TLXs with a client complaint of a loose rear spoiler. The looseness may cause a noticeable gap between the spoiler and the trunk lid. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10253310Apr 12, 2024Body and structure. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 TLXs with a client complaint of a loose rear spoiler. The looseness may cause a noticeable gap between the spoiler and the trunk lid. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10252481Mar 27, 2024Transmission and drivetrain. Service Bulletin - During engine start in cold conditions, a miscalculation in the PCM causes the air-fuel ratio to exceed DTC rich criteria.
• 10252478Mar 26, 2024Body and structure. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 TLXs with a client complaint of a loose rear spoiler. The looseness may cause a noticeable gap between the spoiler and the trunk lid. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10251603Mar 8, 2024Body and structure. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 TLXs with a client complaint of a loose rear spoiler. The looseness may cause a noticeable gap between the spoiler and the trunk lid. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10244255Oct 11, 2023Brakes. Service Bulletin - The vehicle's brakes may exhibit a groan, squeal, or squeak noise, most commonly after the vehicle sits for a prolonged period and the brakes are cold. This noise will typically disappear after the first few brake applications.
• 10242867Sep 18, 2023Body and structure. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2023 TLXs with a client complaint of a loose rear spoiler. The looseness may cause a noticeable gap between the spoiler and the trunk lid. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10242214Sep 5, 2023Equipment, Electrical system. Service Bulletin - The client may experience a popping or crackling noise from the speakers, a blank display, or no sound from the audio system. They may also see a Network Loss message.
• 10240338Jul 27, 2023Electrical system. Dealer Message -American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2023 TLXs with a client complaint of the ⓘ System Message Indicator coming on MID (Multi Information Display) with a warning message “Some Driver Assistance Systems Cannot Operate: Radar Obstructed,” and/or one or more Millimeter Wave Radar DTCs listed below (in Qualifiers) stored.
• 10239506Jul 12, 2023Electrical system. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2023 TLXs with a client complaint of the ⓘ System Message Indicator coming on MID (Multi Information Display) with a warning message “Some Driver Assistance Systems Cannot Operate: Radar Obstructed,” and/or one or more Millimeter Wave Radar DTCs listed below (in Qualifiers) stored.
• 10238817Jun 27, 2023Electrical system. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2023 TLXs with a client complaint of the ⓘ System Message Indicator coming on MID (Multi Information Display) with a warning message “Some Driver Assistance Systems Cannot Operate: Radar Obstructed,” and/or one or more Millimeter Wave Radar DTCs listed below (in Qualifiers) stored.
• 10237956Jun 12, 2023Electrical system. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2023 TLXs with a client complaint of the ⓘ System Message Indicator coming on MID (Multi Information Display) with a warning message “Some Driver Assistance Systems Cannot Operate: Radar Obstructed,” and/or one or more Millimeter Wave Radar DTCs listed below (in Qualifiers) stored.
• 10237170May 25, 2023Electrical system. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2023 TLXs with a client complaint of the ⓘ System Message Indicator coming on MID (Multi Information Display) with a warning message “Some Driver Assistance Systems Cannot Operate: Radar Obstructed,” and/or one or more Millimeter Wave Radar DTCs listed below (in Qualifiers) stored.
• 10233211Mar 16, 2023Brakes, Steering. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2021-2023 TLX Type S's with a client complaint of a front brake noise while turning. The noise can be described as a low frequency groan noise. 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.
• 10233209Mar 14, 2023Engine cooling. Service Bulletin - Under certain circumstances, the vehicle may experience driveability concerns. This may result in the following DTC’s to set: • P0300 (Random Misfire Detected), • P0301 (No. 1 Cylinder Misfire Detected), • P0302 (No. 2 Cylinder Misfire Detected), • P0303 (No. 3 Cylinder Misfire Detected), • P0304 (No. 4 Cylinder Misfire Detected), • P0172 (Fuel System Too Rich)

← All problems reported for the 2023 Acura TLX