2021 Acura ILX Technical Service Bulletins

36 technical service bulletins (TSBs) are on record for the 2021 Acura ILX. 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.

• 11000147May 1, 2024Engine. Service News - Due to On-Board Diagnostic (OBD) regulation change starting with 2019 vehicles, American Honda’s Variable Valve Timing and Lift Electronic Control (VTEC) On-Board Diagnostic monitors are now included in the EGR/VVT OBD Monitor Readiness status group. Due to some customer’s driving patterns, they may not drive in the fashion needed to operate the VTEC (EGR/VVT) that only operates above 5,350 rpm to…
• 10241471Aug 24, 2023Exterior lighting. Service Bulletin - Vehicle owner notices condensation or moisture trapped inside one or both headlight assemblies that does not evaporate from the lamp due to the headlight making contact with a body panel creating a separation in the adhesive between the headlight lens and the housing, allowing moisture to enter the headlight.
• 10237814Jun 9, 2023Body and structure, Exterior lighting. Service Bulletin - The headlight making contact with a body panel can create a separation in the adhesive between the headlight lens and the housing, allowing moisture to enter the headlight.
• 10227779Dec 6, 2022Exterior lighting. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2022 ILXs with a client complaint of moisture/condensation in the headlights. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10227244Nov 28, 2022Exterior lighting. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2022 ILXs with a client complaint of moisture/condensation in the headlights. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10226211Nov 12, 2022Exterior lighting. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2022 ILXs with a client complaint of moisture/condensation in the headlights. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10208410Feb 22, 2022Tires, Wheels. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for 2019-2022 ILXs, 2022 MDXs, 2021-2022 RDXs & TLXs with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor. To better understand the cause of this condition, AHM would like to collect specific parts…
• 10208214Feb 17, 2022Tires. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for 2019-2022 ILXs, 2022 MDXs, 2021-2022 RDXs & TLXs with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor. To better understand the cause of this condition, AHM would like to collect specific parts…
• 10207786Feb 3, 2022Tires. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for 2019-2022 ILXs, 2022 MDXs, 2021-2022 RDXs & TLXs with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor. To better understand the cause of this condition, AHM would like to collect specific parts…
• 10206805Jan 22, 2022Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2021 ILXs & 2022 MDXs with a client complaint of front suspension/damper noise. Noise can be described as knock, clunk, rattle, thump or creak. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10206798Jan 19, 2022Tires, Equipment. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for 2019-2022 ILXs, 2022 MDXs, 2021-2022 RDXs & TLXs with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor. To better understand the cause of this condition, AHM would like to collect specific parts…
• 10206453Jan 3, 2022Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2021 ILXs & 2022 MDXs with a client complaint of front suspension/damper noise. Noise can be described as knock, clunk, rattle, thump or creak. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10206451Jan 3, 2022Wheels. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for 2019-2022 ILXs, 2022 MDXs, 2021-2022 RDXs & TLXs with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor. To better understand the cause of this condition, AHM would like to collect specific parts…
• 10205467Dec 15, 2021Wheels. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for 2019-2022 ILXs, 2022 MDXs, 2021-2022 RDXs & TLXs with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor. To better understand the cause of this condition, AHM would like to collect specific parts…
• 10205466Dec 14, 2021Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2021 ILXs & 2022 MDXs with a client complaint of front suspension/damper noise. Noise can be described as knock, clunk, rattle, thump or creak. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10203815Nov 29, 2021Wheels, Tires. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for 2019-2022 ILXs, 2022 MDXs, 2021-2022 RDXs & TLXs with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor. To better understand the cause of this condition, AHM would like to collect specific parts…
• 10203814Nov 29, 2021Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2021 ILXs & 2022 MDXs with a client complaint of front suspension/damper noise. Noise can be described as knock, clunk, rattle, thump or creak. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10203639Nov 16, 2021Electrical system, Equipment, Tires. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for 2019-2022 ILXs, 2022 MDXs, 2021-2022 RDXs & TLXs with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor. To better understand the cause of this condition, AHM would like to collect specific parts…
• 10203504Nov 11, 2021Air bags, Seats. ServiceNews Article - There are several possible causes for the SRS DTC U3000-49 (Internal Failure of the SRS Unit) to be stored. If you can duplicate the DTC, the troubleshooting will take you through the step-by-step process in isolating the faulty component. In most situations, the SRS Unit should be last on the list of components to replace. Here is a quick tip for troubleshooting a faulty seat weight sensor.
• 10203449Nov 3, 2021Tires. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for 2019-2022 ILXs, 2022 MDXs, 2021-2022 RDXs & TLXs with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor. To better understand the cause of this condition, AHM would like to collect specific parts…
• 10202917Oct 29, 2021Wheels. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for 2019-2022 ILXs, 2022 MDXs, 2021 RDXs and 2021-2022 TLXs with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor. To better understand the cause of this condition, AHM would like to collect specific parts from the before attempting a repair of any kind.
• 10202911Oct 25, 2021Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2021 ILXs & 2022 MDXs with a client complaint of front suspension/damper noise. Noise can be described as knock, clunk, rattle, thump or creak. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10202330Oct 13, 2021Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2021 ILXs, 2022 MDXs & 2017-2018 RDXs with a client complaint of front suspension/damper noise. Noise can be described as knock, clunk, rattle, thump or creak. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10202296Oct 7, 2021Tires. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for 2019-2022 ILXs, 2022 MDXs, 2021 RDXs and 2021-2022 TLXs with a client complaint of the Tire Pressure Monitoring System (TPMS) light on due to a faulty sensor. To better understand the cause of this condition, AHM would like to collect specific parts from the before attempting a repair of any kind.
• 10202289Oct 5, 2021Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2021 ILXs, 2022 MDXs & 2017-2018 RDXs with a client complaint of front suspension/damper noise. Noise can be described as knock, clunk, rattle, thump or creak. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10201456Sep 7, 2021Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2021 ILXs, 2022 MDXs & 2017-2018 RDXs with a client complaint of front suspension/damper noise. Noise can be described as knock, clunk, rattle, thump or creak. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10200542Aug 19, 2021Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2021 ILXs, 2022 MDXs & 2017-2018 RDXs with a client complaint of front suspension/damper noise. Noise can be described as knock, clunk, rattle, thump or creak. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10200366Aug 6, 2021Electrical system. Service Bulletin - The MIL comes on with DTC U0155 (Lost Communication with Gauge Control Module).
• 10199758Jul 28, 2021Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2021 ILXs with a client complaint of a clunk or rattle noise coming from the front suspension. 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.
• 10199332Jul 7, 2021Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2021 ILXs with a client complaint of a clunk or rattle noise coming from the front suspension. 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.
• 10196902Jun 1, 2021Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 ILXs with a client complaint of rattle, clunk or other noise coming from the front suspension. 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.
• 10194458May 10, 2021Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 ILXs with a client complaint of rattle, clunk or other noise coming from the front suspension. 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.
• 10190989Apr 19, 2021Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 ILXs with a client complaint of rattle, clunk or other noise coming from the front suspension. 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.
• 10190299Apr 8, 2021Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 ILXs with a client complaint of rattle, clunk or other noise coming from the front suspension. 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.
• 10189906Mar 26, 2021Electrical system. Service Bulletin - The MIL comes on with DTC U0155 (Lost Communication with Gauge Control Module).
• 10211608Mar 18, 2016Equipment. Special Tool Loan Program: Under TOOLS AVAILABLE FOR LOAN, the list has been updated.

← All problems reported for the 2021 Acura ILX