Fault profile
Complaint-component records on this vehicle, grouped by family. A complaint naming two systems counts once in each.
When it fails
The timing of this vehicle's reported failures, from the complaint file itself. A cluster tells you what to expect and when; it is shaped by reporting behavior as well as by the vehicle.
Vehicle age when the failure occurred
Known issues
The component families with the most complaint records against this vehicle. Counts, crash and fire figures belong to the whole family, not to any single named issue. Parts listed are related system parts, not a diagnosis.
Engine & cooling
Fuel system
Electrical system
Federal defect investigations
Formal investigations opened by the federal safety agency into this vehicle. An investigation is the step between a complaint pattern and a recall; not every one results in one.
| Investigation | Status | Component | Subject |
|---|---|---|---|
| PE25008 opened Aug 2025 | OPEN | Engine | Engine failure The Office of Defects Investigation (ODI) has received 414 reports of connecting rod bearing failures in the 3.5L V6 engine used in the following vehicles: Model Years (MY) 2018-2020 Acura TLX, MY2016-2020 Acura MDX, MY2016-2020 Honda Pilot, MY2018-2020 Honda... |
| EA25004 opened Mar 2025 | OPEN | Engine And Engine Cooling | No Restart After Auto Start/Stop Engages On June 3, 2022, the Office of Defects Investigation (ODI) opened Preliminary Evaluation PE22005 after the agency received VOQs and several field reports concerning the Auto Idle Stop (AIS) feature on 2016-2019MY Honda Pilot vehicles. |
| RQ24013 opened Nov 2024 | closed Aug 2025 | Engine | Engine failure On November 8, 2024, the Office of Defects Investigation (ODI) opened Recall Query RQ24013 to assess the scope of Honda recall 23V-751 after receiving complaints that alleged connecting rod bearing failures in vehicles that were not within the scope of recall... |
Recall campaigns
Safety-recall remedies are normally provided at no charge. Under US federal law the mandatory free remedy applies when the vehicle was no more than 15 years old at the time the defect was determined; manufacturers often cover older vehicles voluntarily. Canadian rules differ. Confirm eligibility with the manufacturer using the VIN. Each campaign number links to the federal record.
| Campaign | Component | Summary | Remedy |
|---|---|---|---|
| 26V332000 | Air Bags | Honda (American Honda Motor Co.) is recalling certain 2018-2021, 2023 Acura TLX, 2019-2024 RDX, 2017-2020, 2022-2026 MDX, 2017-2021, 2023, 2025 Honda Ridgeline, 2017-2022 Pilot, 2019-2021 Passport, 2018-2026 Odyssey,... | Normally free |
| 23V858000 | Fuel System, Gasoline | Honda (American Honda Motor Co.) is recalling certain 2013-2023 Honda Accord, Civic Coupe, Civic Sedan, Civic Hatchback, Civic Type R, CR-V, HR-V, Ridgeline, Odyssey, Acura ILX, MDX, MDX Hybrid, RDX, RLX, TLX, 2019-2022... | Normally free |
| 23V751000 | Engine And Engine Cooling | Honda (American Honda Motor Co.) is recalling certain 2015-2020 Acura TLX, 2016-2020 Acura MDX, 2016 and 2018-2019 Pilot, 2017 and 2019 Ridgeline, and 2018-2019 Odyssey vehicles. | Normally free |
| 21V215000 | Fuel System, Gasoline | Honda (American Honda Motor Co.) is recalling certain 2019-2020 Acura MDX, MDX Sport Hybrid, RDX, TLX, Honda Accord, Civic Hatchback, Insight, 2019 Acura ILX, Honda Accord Hybrid, Civic Coupe, Civic Coupe Si, Civic... | Normally free |
| 19V298000 | Engine And Engine Cooling | Honda (American Honda Motor Co.) is recalling certain 2018-2019 Acura MDX and Honda Pilot vehicles and 2019 Acura RLX, RLX Sport Hybrid, TLX and Honda Odyssey and Ridgeline vehicles. | Normally free |
| 19V060000 | Fuel System, Other | Honda (American Honda Motor Co.) is recalling certain 2016-2018 Acura MDX, 2015-2019 Acura TLX and 2015-2017 Honda Accord vehicles, equipped with a 3.5L V6 engine. | Normally free |
Transport Canada recalls
Recalls issued under Canadian law for this model year, from Transport Canada's Vehicle Recalls Database. Matched by model name, so a Canadian-market variant may appear here that was sold under another name in the US. Units are Canadian vehicles affected.
| Recall | System | Units (CA) | Summary |
|---|---|---|---|
| 2026251 2026-05-21 | Seats And Restraints | 12,371 | Issue: On certain vehicles, the weight sensor for the front passenger seat may not have been manufactured properly. As a result, the passenger-front airbag and knee airbag could deploy in a crash that doesn't require them to. |
| 2024262 2024-05-06 | Fuel System | 291,588 | Issue: This recall is for low-pressure fuel pumps installed on certain vehicles or sold at dealerships as a replacement part. On certain vehicles, the low-pressure fuel pump could fail. |
| 2023679 2023-12-18 | Fuel System | 285,461 | This recall was replaced by Transport Canada recall no. 2024-262. Issue: This recall is for low-pressure fuel pumps installed on certain vehicles or sold at dealerships as a replacement part. |
| 2023603 2023-11-08 | Engine | 29,601 | Issue: On certain vehicles equipped with a V6 engine, the connecting rod bearings could wear prematurely and become damaged. If this happens, the engine could make abnormal noises and a warning light may turn on. |
| 2021182 2021-03-26 | Fuel System | 80,176 | Issue: On certain vehicles, the low-pressure fuel pump could fail. If this happens, then engine may run rough or may not start and the check engine light may turn on. This could also result in a sudden loss of engine power while driving. |
Show 1 more Canadian recalls
| Recall | System | Units (CA) | Summary |
|---|---|---|---|
| 2019179 2019-04-11 | Engine | 9,834 | Issue: On certain vehicles, the teeth on the timing belt may separate due to a manufacturing issue. This could result in an engine stall. Safety Risk: An engine stall could increase the risk of a crash. |
Service bulletins and warranty extensions
Manufacturer communications to dealers on file with the federal agency: repair instructions, service campaigns, and warranty extensions. A warranty extension means the manufacturer may pay for a repair the recall table does not cover.
| Bulletin | Type | Component | Summary |
|---|---|---|---|
| BEBM09252026901 Sep 2026 | Fuel/Propulsion System | Dealer Message - The fuel fill pipe assembly may not have been manufactured to specification. As a result, small contamination particles inside the fuel fill neck may prevent the primary shut-off valve flap seal from sealing, resulting in fuel smell from the fuel fill neck area... | |
| B26-023 Sep 2026 | Fuel/Propulsion System | Service Bulletin - The factory fuel fill pipe assembly may not have been manufactured to specification. As a result, small contamination particles inside the fuel fill neck may prevent the primary shut-off valve flap seal from sealing properly. | |
| B22-009 Jul 2025 | Engine | 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. | |
| B24-022 Feb 2025 | Engine | 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. | |
| B24-022 Nov 2024 | Structure | 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. |
Show 55 more bulletins
| Bulletin | Type | Component | Summary |
|---|---|---|---|
| B24040A May 2024 | Engine | 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. | |
| B23-035 Jan 2024 | Engine And Engine Cooling | 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 may result in setting DTC P0441 (Evaporative Emission (EVAP) System Purge Flow Malfunction). | |
| B23-035 Dec 2023 | Fuel System | 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 (Evaporative Emission (EVAP) System Purge Flow Malfunction). | |
| ONL6AX07052023 Jul 2023 | Engine And Engine Cooling | 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. | |
| B23-009 Apr 2023 | Engine And Engine Cooling | 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. | |
| B21-015 Sep 2022 | Fuel System | Service Bulletin - (Repair Procedure Revision) Due to swelling of the fuel pump motor impeller, the fuel pump may seize and stop working. | |
| B21-017 Sep 2022 | Fuel System | Service Bulletin - (Repair Procedure Revision) Due to swelling of the fuel pump motor impeller, the fuel pump may seize and stop working. | |
| Defect Code 6T6, Jun 2022 | Electrical System | "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. | |
| Defect Code 6AX, Jun 2022 | Engine And Engine Cooling | "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. | |
| BTI&05102022901 May 2022 | Engine And Engine Cooling | 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 (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or P219A&B... | |
| BTI&04132022901 Apr 2022 | Engine And Engine Cooling | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| B22-009 Apr 2022 | Engine And Engine Cooling | 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. | |
| B22-008 Apr 2022 | Engine And Engine Cooling | 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. | |
| BTS220401 Apr 2022 | Steering | 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 all DTC check. | |
| BBOM03302022901 Mar 2022 | Engine And Engine Cooling | "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. | |
| B22-008 Mar 2022 | Electrical System | "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." | |
| B22-009 Mar 2022 | Engine | "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. | |
| BTI&03282022903 Mar 2022 | Electrical System | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| BTI&03112022904 Mar 2022 | Fuel System | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| BTI&02222022902 Feb 2022 | Electrical System | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| BTI&02072022901 Feb 2022 | Fuel System | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| BTI&01212022902 Jan 2022 | Fuel System | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| BTI&01032022904 Jan 2022 | Fuel System | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| BTI&12152021902 Dec 2021 | Fuel System | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| BTI&11292021909 Nov 2021 | Fuel System | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| BTI&11162021904 Nov 2021 | Fuel System | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| BTI&10302021902 Oct 2021 | Fuel System | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| BTI&10132021901 Oct 2021 | Fuel System | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| BPaS09272021 Sep 2021 | Fuel System | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| BPaS09232021902 Sep 2021 | Electrical System | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| BPaS08302021 Aug 2021 | Fuel System | 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 the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or... | |
| BPaS04222021902 Apr 2021 | Engine And Engine Cooling | 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) on with the DTC P0441 (EVAP System Purge Flow Malfunction) stored. | |
| BPaS03302021901 Mar 2021 | Equipment Adaptive/Mobility | 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) on with the DTC P0441 (EVAP System Purge Flow Malfunction) stored. | |
| B20-015 Oct 2020 | Power Train | Service Bulletin - The transmission has intermittent harsh or jerky upshifts with steady acceleration. | |
| B14-025 Sep 2020 | Engine And Engine Cooling | Service Bulletin - The timing belt area chirps after the engine warms up. | |
| B14-025 Aug 2020 | Engine And Engine Cooling | Service Bulletin - The timing belt area makes a chirping noise after the engine warms up. | |
| BPaS06152020 Jun 2020 | Fuel System | 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. | |
| BPaS05292020 May 2020 | Fuel System | 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. | |
| B20-013 Mar 2020 | Equipment | 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 the wrong location, and the touch screen does not respond. | |
| BPaS02202020901 Feb 2020 | Equipment | 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. | |
| BPaS02052020 Feb 2020 | Fuel System | 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. | |
| BBMV191201 Dec 2019 | Electrical System | Video Message - It concerns two HFL-related issues that Tech Line has been getting calls on and how applying five-step troubleshotting can help get them fixed. | |
| BPP12042019 Dec 2019 | Electrical System | Dealer Message - The December episode of Tech2Tech is now posted. We've got some valuable information for you, so check it out! This month we're featuring "Applying Five-Step Troubleshooting." | |
| BBMV191202 Dec 2019 | Electrical System | Video Message - It concerns two HFL-related issues that Tech Line has been getting calls on and how applying five-step troubleshooting can help get them fixed. | |
| B19-017 Nov 2019 | Seats | 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 not correctly lubricated. | |
| BPaS11142019903 Nov 2019 | Fuel System | 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 from the engine compartment. | |
| BPaS10282019903 Oct 2019 | Fuel System | 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 from the engine compartment. | |
| BPaS10092019903 Oct 2019 | Fuel System | 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 from the engine compartment. | |
| BPaS09252019903 Sep 2019 | Fuel System | 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 from the engine compartment. | |
| BPaS09092019903 Sep 2019 | Engine | 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 from the engine compartment. | |
| BPaS08142019904 Aug 2019 | Fuel System | 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 from the engine compartment. | |
| BPaS07302019903 Jul 2019 | Fuel System | 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 from the engine compartment. | |
| B18-060 Jul 2019 | Equipment | Service Bulletin - The audio unit will reboot on its own at times or CarPlay does not work after iPhone updates. | |
| BPaS07192019901 Jul 2019 | Engine | 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 from the engine compartment. | |
| B19050B May 2019 | Electronic Stability Control (Esc) | 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 come on along with one or more VSA DTCs. |
Showing 60 of 68 distinct bulletins on file for this vehicle.
Before you buy this vehicle
A test-drive checklist generated from this vehicle's own complaint and recall record.
- Cold-start it yourself and listen for the first thirty seconds.Knocking, ticking that fades as it warms, or blue or white smoke on startup are the sounds of this vehicle's engine cluster. Check the oil level and the coolant color, and ask whether the engine or its head gaskets have ever been out.
- Smell for fuel and watch the first restart when hot.Hard starting when warm, hesitation under load, or any fuel odor near the tank or engine bay match this vehicle's fuel-system cluster. Check the recall table for fuel pump campaigns.
- Sit in it with the engine off and test everything that has a switch.Windows, locks, lights, the cluster, the radio. Electrical faults are this vehicle's story and the hardest to see on a drive: an intermittent no-start waits for the second week of ownership. Ask for the battery's age and whether any control module has been replaced.
- Run the VIN against open recalls before you negotiate.This vehicle has 6 recall campaigns on file. An open recall needs VIN-specific confirmation. Many are quick, no-charge fixes and worth negotiating over; an unresolved do-not-drive advisory, or a remedy the manufacturer has not yet made available, should stop the purchase until it is resolved.
- Ask for the service history in writing, then read it against this page.The complaint families above are where owners of this vehicle report trouble. Repairs in exactly those systems are evidence the car had the problem; no such repairs could mean it never developed it, or that it was never fixed. The test-drive items above are how you tell those apart.
Parts search directory
The generic parts list for this vehicle has its own page: a search launcher for every system, filtered by fuel type and era but not by engine, trim, or brake type. It is not a diagnosis and not a fitment guarantee.
Open the parts directory for this Acura TLX →