2020 Acura TLX service bulletins & manufacturer communications
48 manufacturer communications are on file with NHTSA for the 2020 Acura TLX. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.
Technical service bulletin 48
- 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 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 Di…B24040A · Technical service bulletin · Engine · issued May 1, 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
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2021 RDXs & TLX L4s with a client complaint of an oil leak or a dealer technician noticing an oi…BTI&12132022904 · Technical service bulletin · Engine and Engine Cooling · issued Dec 13, 2022
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2021 RDXs & TLX L4s with a client complaint of an oil leak or a dealer technician noticing an oi…BTI&11282022903 · Technical service bulletin · Engine and Engine Cooling · issued Nov 28, 2022
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2021 RDXs & TLX L4s with a client complaint of an oil leak or a dealer technician noticing an oi…BTI&11072022905 · Technical service bulletin · Engine and Engine Cooling · issued Nov 7, 2022
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2021 RDXs & TLX L4s with a client complaint of an oil leak or a dealer technician noticing an oi…BTI&10212022903 · Technical service bulletin · Engine and Engine Cooling · issued Oct 21, 2022
- Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2021 RDXs & TLX L4s with a client complaint of an oil leak or a dealer technician noticing an oi…BTI&10062022908 · Technical service bulletin · Engine and Engine Cooling · issued Oct 6, 2022
- 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 check engine light may…B21-017 · Technical service bulletin · Fuel System, Gasoline · issued Sep 30, 2022
- 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 check engine light may…B21-015 · Technical service bulletin · Fuel System, Gasoline · issued Sep 30, 2022
- Tech line summary article - Clients are experiencing multiple warning lights coming on with DTC C1600-94 Precision All Wheel Steer System Unexpected Operation. Do an all DTC check.…BTS220602A · Technical service bulletin · Electrical System · issued Jun 25, 2022
- "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 · Engine and Engine Cooling · 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 · Fuel System, Gasoline · 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 · Engine and Engine Cooling · issued Apr 8, 2022
- Tech line summary article - Clients are experiencing multiple warning lights coming on with DTC C1600-94 (Precision All Wheel Steer System Unexpected Operation). You need to do an …BTS220401 · Technical service bulletin · Steering · issued Apr 6, 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 · Electrical System · 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 · Engine · 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 · Electrical System · 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 · Electrical System · 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
- 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 …B21100A · Technical service bulletin · Air Bags · issued Nov 11, 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
- 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 …B21100A · Technical service bulletin · Air Bags · issued Oct 22, 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 · Fuel System, Gasoline · 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 · Fuel System, Gasoline · issued Mar 30, 2021
- Service Bulletin - The transmission has intermittent harsh or jerky upshifts with steady acceleration.B20-015 · Technical service bulletin · Equipment · issued Oct 28, 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 · Equipment · issued Mar 3, 2020
- 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
- Special Tool Loan Program: Under TOOLS AVAILABLE FOR LOAN, the list has been updated.B98015 · Technical service bulletin · Equipment · issued Mar 18, 2016