2018 Acura TLX service bulletins & manufacturer communications
90 manufacturer communications are on file with NHTSA for the 2018 Acura TLX. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.
Technical service bulletin 90
- Service Bulletin - Under certain circumstances, after coming to a stop and engaging idle stop the vehicle may not restart automatically due to excessive cylinder pressure and/or lo…B22-009 · Technical service bulletin · Engine · issued Jul 7, 2025
- Service Bulletin - The AWD warning light is on with one or more AWD DTCs having been set due to water intrusion into the electric oil pump motor connector area corrodes the termina…B24-022 · Technical service bulletin · Engine · issued Feb 19, 2025
- Service Bulletin - The AWD warning light is on potentially due to water intrusion into the rear differential pump motor connector area that corrodes the terminals.B24-022 · Technical service bulletin · Structure · issued Nov 22, 2024
- Service Bulletin - The MIL comes on during vehicle operation due to variations in the purge control solenoid valve spring, the valve wears unevenly and intermittently sticks. This …B23-035 · Technical service bulletin · Engine and Engine Cooling · issued Jan 10, 2024
- Service Bulletin - Due to variations in the purge control solenoid valve spring, the valve wears unevenly and intermittently sticks. This may result in setting DTC P0441 (Evaporati…B23-035 · Technical service bulletin · Engine and Engine Cooling · issued Dec 15, 2023
- Owner Notification Letter - Under certain circumstances, after coming to a stop and the idle stop feature engages, the vehicle may not automatically restart. Acura is providing a p…ONL6AX07052023 · Technical service bulletin · Engine and Engine Cooling · issued Jul 5, 2023
- Service Bulletin - The engine will not crank on the initial startup attempt after the vehicle has been exposed to precipitation and then freezing temperatures. Water can enter the …B23-009 · Technical service bulletin · Engine and Engine Cooling · issued Apr 20, 2023
- "Customer letter - Under certain circumstances, after coming to a stop and the idle stop feature engages, the vehicle may not automatically restart. To ensure your confidence in yo…Defect Code 6T6, · Technical service bulletin · Electrical System · issued Jun 15, 2022
- "Customer letter - Under certain circumstances, after coming to a stop and the idle stop feature engages, the vehicle may not automatically restart. Acura is providing a product up…Defect Code 6AX, · Technical service bulletin · Engine and Engine Cooling · issued Jun 14, 2022
- 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 (Cy…BTI&05102022901 · Technical service bulletin · Engine and Engine Cooling · issued May 10, 2022
- 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 …BTI&04132022901 · Technical service bulletin · Engine and Engine Cooling · issued Apr 13, 2022
- Service bulletin - Under certain circumstances, after coming to a stop and engaging idle stop the vehicle may not restart automatically due to excessive cylinder pressure and/or lo…B22-009 · Technical service bulletin · Engine and Engine Cooling · issued Apr 9, 2022
- Service bulletin - Under certain circumstances, after coming to a stop and the idle stop feature engages, the vehicle may not automatically restart. Typically, the customer can imm…B22-008 · Technical service bulletin · Electrical System · issued Apr 8, 2022
- "Service bulletin - Under certain circumstances, after coming to a stop and engaging idle stop the vehicle may not restart automatically due to excessive cylinder pressure and/or l…B22-009 · Technical service bulletin · Engine · issued Mar 30, 2022
- "Service bulletin - Under certain circumstances, after coming to a stop and the idle stop feature engages, the vehicle may not automatically restart. Typically, the customer can im…B22-008 · Technical service bulletin · Electrical System · issued Mar 30, 2022
- "Dealer message - Today, March 30, 2022, Acura is announcing a product update and warranty extension for certain 2015-2020 TLX vehicles to update the PGM-FI software that may affec…BBOM03302022901 · Technical service bulletin · Fuel System, Gasoline · issued Mar 30, 2022
- 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 …BTI&03282022903 · Technical service bulletin · Electrical System · issued Mar 28, 2022
- 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 …BTI&03112022904 · Technical service bulletin · Fuel System, Gasoline · issued Mar 11, 2022
- 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 …BTI&02222022902 · Technical service bulletin · Engine and Engine Cooling · issued Feb 22, 2022
- 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 …BTI&02072022901 · Technical service bulletin · Fuel System, Gasoline · issued Feb 7, 2022
- 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 …BTI&01212022902 · Technical service bulletin · Engine · issued Jan 21, 2022
- 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 …BTI&01032022904 · Technical service bulletin · Fuel System, Gasoline · issued Jan 3, 2022
- 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 …BTI&12152021902 · Technical service bulletin · Fuel System, Gasoline · issued Dec 15, 2021
- 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 …BTI&11292021909 · Technical service bulletin · Fuel System, Gasoline · issued Nov 29, 2021
- 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 …BTI&11162021904 · Technical service bulletin · Fuel System, Gasoline · issued Nov 16, 2021
- 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 …BTI&10302021902 · Technical service bulletin · Fuel System, Gasoline · issued Oct 30, 2021
- 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 …BTI&10132021901 · Technical service bulletin · Fuel System, Gasoline · issued Oct 13, 2021
- 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 …BPaS09272021 · Technical service bulletin · Fuel System, Other · issued Sep 27, 2021
- 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 …BPaS09232021902 · Technical service bulletin · Electrical System · issued Sep 23, 2021
- 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 …BPaS08302021 · Technical service bulletin · Electrical System · issued Aug 30, 2021
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2020 MDXs (non-Hybrid) & TLX V6s with a client complaint of the Malfunction Indicator Light (MIL…BPaS04222021902 · Technical service bulletin · Engine and Engine Cooling · issued Apr 22, 2021
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2020 MDXs (non-Hybrid) & TLX V6s with a client complaint of the Malfunction Indicator Light (MIL…BPaS03302021901 · Technical service bulletin · Equipment Adaptive/mobility · issued Mar 30, 2021
- Service Bulletin - During a downshift from 9th or 8th gear to 7th gear or lower, a miscalculation in the TCM software causes the MIL to come on with DTC P0716 (input shaft [mainsha…B19-003 · Technical service bulletin · Power Train · issued Dec 4, 2020
- Service Bulletin - The transmission has intermittent harsh or jerky upshifts with steady acceleration.B20-015 · Technical service bulletin · Equipment Adaptive/mobility · issued Oct 28, 2020
- Service Bulletin - The timing belt area chirps after the engine warms up.B14-025 · Technical service bulletin · Engine and Engine Cooling · issued Sep 18, 2020
- Service Bulletin - The timing belt area makes a chirping noise after the engine warms up.B14-025 · Technical service bulletin · Engine and Engine Cooling · issued Aug 6, 2020
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2014-2019 MDXs & 2015-2019 TLX with a client complaint of a fuel leak at the fuel joint pipe. To bett…BPaS06152020 · Technical service bulletin · Fuel System, Gasoline · issued Jun 15, 2020
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2014-2019 MDXs & 2015-2019 TLX with a client complaint of a fuel leak at the fuel joint pipe. To bett…BPaS05292020 · Technical service bulletin · Fuel System, Gasoline · issued May 29, 2020
- Service Bulletin - The navigation display distorts after driving 1 or more hours. Also, the distance and time to travel does not update, the navigation icon shows the vehicle in th…B20-013 · Technical service bulletin · Electrical System · issued Mar 3, 2020
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2014-2019 MDXs & 2015-2019 TLX with a client complaint of a fuel leak at the fuel joint pipe. To bett…BPaS02202020901 · Technical service bulletin · Fuel System, Gasoline · issued Feb 20, 2020
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2014-2019 MDXs & 2015-2019 TLX with a client complaint of a fuel leak at the fuel joint pipe. To bett…BPaS02052020 · Technical service bulletin · Fuel System, Gasoline · issued Feb 5, 2020
- Service Bulletin - There is a loud buzzing or whining when adjusting the driver's or front passenger's seat forward and backward. The flex cable in the seat adjustment mechanism is…B19-017 · Technical service bulletin · Seats · issued Nov 19, 2019
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2019 MDXs & TLXs with a client complaint of a chirp noise heard from inside the cabin or coming …BPaS11142019903 · Technical service bulletin · Fuel System, Gasoline · issued Nov 14, 2019
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2019 MDXs & TLXs with a client complaint of a chirp noise heard from inside the cabin or coming …BPaS10282019903 · Technical service bulletin · Engine · issued Oct 28, 2019
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2019 MDXs & TLXs with a client complaint of a chirp noise heard from inside the cabin or coming …BPaS10092019903 · Technical service bulletin · Fuel System, Gasoline · issued Oct 9, 2019
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2019 MDXs & TLXs with a client complaint of a chirp noise heard from inside the cabin or coming …BPaS09252019903 · Technical service bulletin · Fuel System, Gasoline · issued Sep 25, 2019
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2019 MDXs & TLXs with a client complaint of a chirp noise heard from inside the cabin or coming …BPaS09092019903 · Technical service bulletin · Engine · issued Sep 9, 2019
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2019 MDXs & TLXs with a client complaint of a chirp noise heard from inside the cabin or coming …BPaS08142019904 · Technical service bulletin · Fuel System, Gasoline · issued Aug 14, 2019
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2019 MDXs & TLXs with a client complaint of a chirp noise heard from inside the cabin or coming …BPaS07302019903 · Technical service bulletin · Fuel System, Gasoline · issued Jul 30, 2019
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2019 MDXs & TLXs with a client complaint of a chirp noise heard from inside the cabin or coming …BPaS07192019901 · Technical service bulletin · Engine · issued Jul 19, 2019
- Service Bulletin - The audio unit will reboot on its own at times or CarPlay does not work after iPhone updates.B18-060 · Technical service bulletin · Electrical System · issued Jul 19, 2019
- Service Bulletin - During a downshift from 9th or 8th gear to 7th gear or lower, a miscalculation in the TCM software causes the MIL to come on with DTC P0716, input shaft [mainsha…B19-003 · Technical service bulletin · Power Train · issued Jul 12, 2019
- Service Bulletin - During a downshift from 9th or 8th gear to 7th gear or lower, a miscalculation in the TCM software causes the MIL to come on with DTC P0716, input shaft [mainsha…B19-003 · Technical service bulletin · Power Train · issued Jun 12, 2019
- ServiceNews Article - When removing and installing a cable reel, you need to keep both the cable reel and the steering angle sensor in position. If you don't, the VSA indicator may…B19050B · Technical service bulletin · Electronic Stability Control (esc) · issued May 16, 2019
- "Service Bulletin - The vehicle may exhibit several of the following symptoms: - Multiple indicators are on. - No communication with the i-HDS. - The option fuse (7.5 A) is blown. …B19-005 · Technical service bulletin · Electrical System · issued Mar 7, 2019
- Service Bulletin - There is a knocking or clicking from the engine during cold startup.B19-012 · Technical service bulletin · Engine · issued Feb 21, 2019
- Service Bulletin - The audio unit will reboot on its own at times or CarPlay does not work after iPhone updates. There is a software problem within the audio unit. Update the audio…B18-060 · Technical service bulletin · Equipment · issued Feb 12, 2019
- Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2019 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) on with DTC P0420 (Rea…BPaS01022019906 · Technical service bulletin · Engine and Engine Cooling · issued Jan 2, 2019
- Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2019 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) on with DTC P0420 (Rea…BPaS11272018901 · Technical service bulletin · Engine and Engine Cooling · issued Nov 27, 2018
- Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2019 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) on with DTC P0420 (Rea…BPaS11262018905 · Technical service bulletin · Engine and Engine Cooling · issued Nov 26, 2018
- Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2019 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) on with DTC P0420 (Rea…BPaS11052018904 · Technical service bulletin · Engine and Engine Cooling · issued Nov 5, 2018
- Service bulletin - The audio unit will reboot on its own at times. There is a software problem within the audio unit.B18-060 · Technical service bulletin · Equipment · issued Oct 26, 2018
- Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2019 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) on with DTC P0420 (Rea…BPaS10172018906 · Technical service bulletin · Engine and Engine Cooling · issued Oct 17, 2018
- Servicenews Article - Have a vehicle in your shop with low mileage (less than 1,500 miles) and a hard-to-pinpoint engine knock? We're currently investigating vehicles for hairline …B18100C · Technical service bulletin · Engine · issued Oct 16, 2018
- Service bulletin - The transmission end cover leaks on vehicles with 9-speed A/T. During assembly, the transmission end cover sealing gasket gets torn.B15-039 · Technical service bulletin · Power Train · issued Sep 18, 2018
- Service bulletin - The high pressure fuel pump area chirps after the engine is warm. The high pressure fuel pump is making a chirp.B16-008 · Technical service bulletin · Fuel System, Gasoline · issued Sep 1, 2018
- Servicenews article - Until recently, Tech Line had only two categories for auto idle stop system issues. That made it hard for our engineering staff to understand what was specifi…B18070C · Technical service bulletin · Electrical System · issued Jul 12, 2018
- Service news article - If the On Demand Multi-Use Display? (ODMD) isn't responding to touch or is freezing up, the reason could be there's debris lodged in the gap between the touc…B18070B · Technical service bulletin · Equipment · issued Jul 12, 2018
- Servicenews article - Until recently, Tech Line had only two categories for auto idle stop system issues. That made it hard for our engineering staff to understand what was specifi…B18070C · Technical service bulletin · Equipment · issued Jul 12, 2018
- Service news article - If the On Demand Multi-Use Display? (ODMD) isn't responding to touch or is freezing up, the reason could be there's debris lodged in the gap between the touc…B18070B · Technical service bulletin · Equipment · issued Jul 12, 2018
- Tech line summary article - Have a vehicle in your shop with low mileage (less than 1,500 miles) and a hard-to-pinpoint engine knock? We're currently investigating vehicles for hai…BTS180602 · Technical service bulletin · Engine · issued Jun 2, 2018
- Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2018 TLX 2WDs with a client complaint of Malfunction Indicator Lamp (MIL) on with DTC U129D (Los…BPaS05102018903 · Technical service bulletin · Steering · issued May 10, 2018
- Service bulletin - The high pressure fuel pump area chirps after the engine is warm. The high pressure fuel pump is making a chirp noise. NOTE: This noise does not impact the pump,…B16-008 · Technical service bulletin · Fuel System, Other · issued Apr 26, 2018
- Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2018 TLX 2WDs with a client complaint of Malfunction Indicator Lamp (MIL) on with DTC U129D (Los…BPaS04232018903 · Technical service bulletin · Steering · issued Apr 23, 2018
- Service bulletin - When adjusting seat height or tilt, the power seat does not move or moves just a small amount and clicks loudly during operation. The vertical transmission assem…B18-014 · Technical service bulletin · Seats · issued Apr 16, 2018
- Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2018 TLX 2WDs with a client complaint of Malfunction Indicator Lamp (MIL) on with DTC U129D (Los…BPaS04062018901 · Technical service bulletin · Steering · issued Apr 6, 2018
- Tech line summary article - Until recently, Tech Line had only two categories for auto idle stop system issues. That made it hard for our engineering staff to understand what was s…BTS180204 · Technical service bulletin · Electrical System · issued Feb 27, 2018
- Tech line summary article - We?re currently looking at an issue that when connected to Bluetooth® HandsFreeLink® using an iPhone with iOS 11, there?s no phonebook showing up on the…BTS180203 · Technical service bulletin · Electrical System · issued Feb 15, 2018
- Tech line summary article - debris lodged in the gap between the touch screen and the bezel. Lodged debris contacting the screen can cause a false input, resulting in this issue. A…BTS180202 · Technical service bulletin · Structure · issued Feb 13, 2018
- Service bulletin - The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [Bank 2]). The PCM software may misinterpret sensor inputs as a deteriorat…B17-034 · Technical service bulletin · Electrical System · issued Jan 24, 2018
- Techline summary article - We?re currently looking at an issue that when connected to Bluetooth® HandsFreeLink® using an iPhone with iOS 11, Pandora doesn?t work on the On Demand M…BTS171102 · Technical service bulletin · Electrical System · issued Nov 18, 2017
- Techline summary article - We?re currently looking at an issue that when connected to Bluetooth® HandsFreeLink® using an iPhone with iOS 11, there?s no phonebook showing up on the …BTS171101 · Technical service bulletin · Electrical System · issued Nov 14, 2017
- Service bulletin - There is a chirping coming from the engine area with the engine warmed up. The high pressure fuel pump is making a chirp.B16-008 · Technical service bulletin · Engine · issued Nov 14, 2017
- Service bulletin - The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [Bank 2]). The PCM software may misinterpret sensor inputs as a deteriorat…B17-034 · Technical service bulletin · Electrical System · issued Oct 12, 2017
- Service bulletin - The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [Bank 2]). The PCM software may misinterpret sensor inputs as a deteriorat…B17-034 · Technical service bulletin · Engine · issued Sep 13, 2017
- Service bulletin - The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [Bank 2]).B17-034 · Technical service bulletin · Electrical System · issued Aug 23, 2017
- Service news article - To prevent damage during shipping, leather-wrapped steering wheels come with a protective plastic covering. The easiest way to remove it during PDI is to gra…B15060C · Technical service bulletin · Steering · issued Aug 3, 2017
- Service bulletin - The high pressure fuel pump area chirps after the engine is warm. The high pressure fuel pump is making a chirp.B16-008 · Technical service bulletin · Fuel System, Gasoline · issued Jun 20, 2017
- Special Tool Loan Program: Under TOOLS AVAILABLE FOR LOAN, the list has been updated.B98015 · Technical service bulletin · Equipment · issued Mar 18, 2016
- Dealer message - The METER reflash process for Cross Traffic Monitoring System inadvertently erases the idle characteristics learned by the PCM, and the HDS shows Idle Torque Learn…DLR MSG - Acura · Technical service bulletin · Electrical System · issued Jan 13, 2015