2015 Acura TLX TSBs

427 manufacturer communications for the 2015 Acura TLX sit in NHTSA's public file. A TSB is factory repair guidance, not a recall — the repair is not automatically free. The 2015 TLX problem report covers complaints, recalls, and investigations.

427Communications

What the bulletins cover

Electrical120 bulletins
Transmission & drivetrain92 bulletins
Engine84 bulletins
Brakes & stability62 bulletins
Airbags45 bulletins
Suspension34 bulletins

Most recent service bulletins

The 20 most recent of 427 communications on file. The complete set is searchable on NHTSA's page for this vehicle.

Engine B22-009 July 7, 2025

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 low cranking torque. Typically, the client can immediately restart the vehicle by selecting Park and…

Engine B24-022 February 19, 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 terminals.

Body & structure B24-022 November 22, 2024

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.

Engine B16-008 September 4, 2024

Service Bulletin - Drivers may experience a chirping sound coming from the engine area with the engine warmed up due to the high pressure fuel pump is making a chirp.

Engine ONL6AX07052023 July 5, 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 product update with new PGM-FI software update to fix this issue.

Engine B23-009 April 20, 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 starter motor. In cold temperatures the water can freeze, preventing the starter motor from…

Engine · Electrical Defect Code 6T6, June 15, 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 your vehicle. Acura is extending the warranty coverage for starter and starter relays and a valve…

Electrical · Engine · Fuel system Defect Code 6AX, June 14, 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 update with new PGM-FI software update to fix this issue. In addition, to ensure your confidence in…

Electrical · Engine B22-009 April 9, 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 low cranking torque. Typically, the client can immediately restart the vehicle by selecting Park and…

Engine · Electrical B22-008 April 8, 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 immediately restart the vehicle by selecting Park and pushing the ENGINE START/STOP button.

Fuel system · Engine BBOM03302022901 March 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 affect the idle stop operation and starter under certain conditions. Acura is extending the warranty…

Engine · Electrical B22-008 March 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 immediately restart the vehicle by selecting Park and pushing the ENGINE START/STOP button."

Engine · Electrical B22-009 March 30, 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 low cranking torque. Typically, the client can immediately restart the vehicle by selecting Park and…

Engine · Transmission & drivetrain B19-003 December 4, 2020

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 [mainshaft] speed sensor [range/performance]).

Transmission & drivetrain B20-015 October 28, 2020

Service Bulletin - The transmission has intermittent harsh or jerky upshifts with steady acceleration.

Electrical · Engine · Transmission & drivetrain B19-003 October 15, 2020

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 [mainshaft] speed sensor [range/performance]).

Engine B14-025 September 18, 2020

Service Bulletin - The timing belt area chirps after the engine warms up.

Transmission & drivetrain B15-040 September 11, 2020

Service Bulletin - Under very specific driving conditions the customer may notice the 2-3 upshift is more pronounced (firmer) than the other shifts. The transmission is working properly and this does not indicate a problem. This is not a durability concern.

Transmission & drivetrain B20-015 August 24, 2020

Service Bulletin - The transmission has intermittent harsh or jerky upshifts with steady acceleration.

Engine B14-025 August 6, 2020

Service Bulletin - The timing belt area makes a chirping noise after the engine warms up.

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Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.