2015-2020 Acura TLX 3.5L Workshop Service & Repair Manual

FAQs

• What common problems does the 2015-2020 Acura TLX experience?

  The most common issues with the 2015-2020 Acura TLX include transmission slipping and rough shifting (especially 2015-2016 models), infotainment system failures, and, in some models, engine stalling or surging at idle. There are also recalls related to connecting rod bearing defects in V6 models, which can potentially cause engine failure. Using the 2015-2020 Acura TLX PDF Repair Manual helps identify, diagnose, and properly fix these issues step by step.

• How do I fix a rough shifting or slipping transmission in my Acura TLX?

  Step 1: Check for any transmission-related error codes using a diagnostic tool.

  Step 2: Refer to the "Transmission Troubleshooting" section in your 2015-2020 Acura TLX PDF Repair Manual. It will guide you to update the transmission control module software, as some issues are resolved with updated programming.

  Step 3: Inspect transmission fluid level and quality. Contaminated or low fluid can worsen shifting. Replace if needed (manual provides fluid specs and procedures).

  Step 4: If harsh shifting persists, the manual gives step-by-step guidance on inspecting the valve body, solenoids, and internal clutch systems. Replacement procedures are detailed for possible worn hardware.

  Tip: Always follow the torque specs and procedures from the PDF Repair Manual for safe, accurate repairs.

• What should I do if my Acura TLX stalls or idles roughly?

  Step 1: Use your 2015-2020 Acura TLX PDF Repair Manual to locate the engine management and fuel injection troubleshooting sections.

  Step 2: Start by scanning for any error codes and checking for ECU (engine control unit) software updates—your manual will detail this process.

  Step 3: Perform a cleaning of the fuel injectors (the manual provides removal and cleaning methods), and consider a carbon deposit cleaning of the intake valves if misfires or rough idle continue.

  Step 4: Replace faulty injectors or intake components as per the step-by-step procedures in your PDF Repair Manual.

• How do I respond to a notice of recall for my 2015-2020 Acura TLX V6 engine?

  If you receive a recall notification citing a connecting rod bearing issue, check your VIN with an Acura dealer to confirm if your vehicle is affected. The 2015-2020 Acura TLX PDF Repair Manual gives guidance on engine diagnostics, but recall repairs should be performed for free at authorized dealers. Do not delay as engine failure could occur if unaddressed.

• How can I reset maintenance minder codes after service on my Acura TLX?

  Step 1: Complete the recommended maintenance (oil change, fluid replacement, etc.) as described in the 2015-2020 Acura TLX PDF Repair Manual.

  Step 2: Turn on the ignition without starting the engine.

  Step 3: Use the trip reset or info button on the dashboard to navigate to the Maintenance Minder screen.

  Step 4: Press and hold the button until the code begins to blink, then release and hold again for a few seconds until the code resets to 100%.

  The manual provides a detailed walkthrough for all Maintenance Minder reset procedures.

• What maintenance steps should I follow to keep my Acura TLX reliable?

  Regularly follow oil changes, brake inspections, transmission fluid changes, and coolant flushes as outlined in the 2015-2020 Acura TLX PDF Repair Manual. The manual lists schedules and provides diagrams for each task to ensure DIY owners and mechanics can complete maintenance properly and on time.