2019 Acura RDX Technical Service Bulletins

223 technical service bulletins (TSBs) are on record for the 2019 Acura RDX. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10169996Jan 3, 2020Electrical system. Dealer Message - The January episode of Tech2Tech is now posted. We've got some valuable information for you, so check it out! This month we're featuring "Check Out the MOST Bus Network Failure Log!"
• 10169995Jan 3, 2020Electrical system. Video Message - It concerns the MOST Bus Network Failure Log covered in service bulletin 19-062. The log helps troubleshoot intermittent MOST bus network failures. These are failures with symptoms that can range from complete signal loss and a blank screen to popping from the speakers. Failures are identified as one of these two possible types 1) sudden signal off and 2) critical unlock. Please let us know if you…
• 10169993Jan 2, 2020Electrical system. Video Message - It concerns the MOST Bus Network Failure Log covered in service bulletin 19-062. The log helps troubleshoot intermittent MOST bus network failures. These are failures with symptoms that can range from complete signal loss and a blank screen to popping from the speakers. Failures are identified as one of these two possible types 1) sudden signal off and 2) critical unlock. Please let us know if you…
• 10169500Dec 12, 2019Electrical system. Service Bulletin - Vehicles with system software version D.1.2.1 or higher now have the capability to log MOST bus network failures.
• 10169079Dec 4, 2019Electrical 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."
• 10169071Dec 4, 2019Electrical 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. The two HFL-related issues are clients' phones won't connect to Apple CarPlay or Android Auto and clients can't answer incoming calls. Please let us know if you would like a copy of the video sent to you on a DVD or thumb drive.
• 10169072Dec 3, 2019Electrical 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. The two HFL-related issues are clients' phones won't connect to Apple CarPlay or Android Auto and clients can't answer incoming calls. Please let us know if you would like a copy of the video sent to you on a DVD or thumb drive.
• 10168082Nov 14, 2019Brakes. Service Bulletin - The front and/or rear brakes make a high-pitched squeal when lightly applied at 15 mph or less. The front brakes stop squealing when they are warmed up.
• 10168081Nov 12, 2019Brakes. Service Bulletin - The front and/or rear brakes make a high-pitched squeal when lightly applied at 15 mph or less. The front brakes stop squealing when they are warmed up.
• 10167737Nov 8, 2019Electrical system. Owner Notification Letter - On 2019-20 RDX vehicles, the audio/information screen may show the clock being off by 1 hour. To correct this, an audio software update is available. Acura strongly recommends updating your vehicle as soon as possible.
• 10167694Nov 7, 2019Electrical system. Service Bulletin - Vehicles with system software version D.1.2.1 or higher now have the capability to log MOST bus network failures.
• 10167161Oct 29, 2019Brakes. Service Bulletin - The front and/or rear brakes make a high-pitched squeal when lightly applied at 15 mph or less. The front brakes stop squealing when they are warmed up.
• 10166515Oct 8, 2019Body and structure. Tech Line Summary Article - Does your client notice white smudging on the wind deflector? Moisture interacting with the wind deflector is the reason why.
• 10165668Sep 27, 2019Electrical system, Equipment. Service Bulletin - The Display Audio screen may show the clock off by 1 hour. This is caused by a software issue that stores the incorrect date in the audio unit.
• 10165015Sep 12, 2019Forward collision avoidance. Service Bulletin - The adaptive cruise control (ACC) turns off unexpectedly while it is in use, and the Collision Mitigation Braking System Problem. See Your Dealer. message appears on the MID.
• 10164477Aug 29, 2019Equipment, Electrical system. Tech Line Summary Article - Are your client's complaining that their stored navigation favorites have been lost and they can't add them again after the recent OTA update? This issue can be easily fixed with a factory data reset of the infotainment unit.
• 10164479Aug 28, 2019Equipment, Electrical system. Dealer Message - Today, August 28, 2019, Acura is announcing a product update for certain 2019-2020 RDX vehicles where the display audio system may not show the correct time. Do an iN VIN status inquiry to determine which units in your inventory are affected.
• 10164474Aug 28, 2019Electrical system. Service Bulletin - The Display Audio screen may show the clock off by 1 hour. This is caused by a software issue that stores the incorrect date in the audio unit.
• 10163805Aug 10, 2019Equipment. Service Bulletin - A whistling is heard from the center dash area when the engine is running with the A/C system cycling, or a few seconds after the ignition is turned to OFF.
• 10163439Jul 23, 2019Electrical system. ServiceNews Article - Some clients have decided to follow procedures found on the Internet to hack the audio/infotainment unit and download applications that we don't approve or support. This can cause multiple issues ranging from the audio/infotainment unit rebooting to the backup camera staying on all the time.
• 10163190Jul 19, 2019Equipment, Electrical system. ServiceNews Article - There's a video going around on YouTube and online forums that claims to fix an issue where the audio unit stays on with the ignition turned to OFF. This fix has you run a Hardware Auto Detect from the diagnostic screen. There's just one problem with this fix: if you run it with the audio unit in this failed state, it causes a No Audio Connection or Radio Unavailable message and a loss of sound!
• 10163189Jul 19, 2019Brakes. Service Bulletin - The customer states the brake pedal feels soft, or there is too much pedal travel. This symptom does not affect braking performance, only brake pedal feel.
• 10163161Jul 13, 2019Brakes. Service Bulletin - The customer states the brake pedal feels soft, or there is too much pedal travel. This symptom does not affect braking performance, only brake pedal feel.
• 10163162Jul 11, 2019Equipment, Electrical system. "ServiceNews Article - Are you having this issue while using Apple CarPlay? -CarPlay beeps and stops working. -If you try to switch to a different audio source, you see the message XM-Check Tuner or FM-Radio Unavailable. -When you turn the ignition to OFF, the navigation display stays on."
• 10163139Jul 10, 2019Equipment. Service Bulletin - A whistling is heard from the center dash area when the engine is running with the A/C system cycling, or a few seconds after the ignition is turned to OFF.
• 10161249Jun 7, 2019Electrical system. Service Bulletin - The No. 17 HORN (10 A) fuse is blown or DTC B26AE (horn overload failure) is set. Insufficient battery voltage is being applied to the horns, potentially creating a short in the horn circuit.
• 10160604May 24, 2019Brakes. Service Bulletin - The customer states the brake pedal feels soft, or there is too much pedal travel. This symptom does not affect braking performance, only brake pedal feel.
• 10160875May 21, 2019Equipment, Electrical system. ServiceNews Article - Are you hearing a popping or crackling from the speakers? This may be due to a connection issue in the MOST bus network, which can be identified by the unique red and green connectors at each component of the infotainment system.
• 10159448Apr 26, 2019Brakes. Service Bulletin - The customer states the brake pedal feels soft, or there is too much pedal travel. This symptom does not affect braking performance, only brake pedal feel.
• 10159044Apr 17, 2019Electrical system, Equipment. ServiceNews Article - Are you hearing a popping or crackling from the speakers? This may be due to a connection issue in the MOST bus network, which can be identified by the unique red and green connectors at each component of the infotainment system.
• 10159187Apr 11, 2019Equipment, Electrical system. "Tech Line Summary Article - Are you having this issue while using Apple CarPlay? -CarPlay beeps and stops working. -If you try to switch to a different audio source, you see the message XM-Check Tuner or FM-Radio Unavailable. -When you turn the ignition to OFF, the navigation display stays on."
• 10159184Apr 11, 2019Brakes. Service Bulletin - The brake pedal feels soft, or there is excessive pedal travel to stop the vehicle. The symptom does not affect braking performance, only the brake pedal feel.
• 10153883Feb 19, 2019Engine cooling. Service Bulletin - When cold-starting the engine and shifting to Reverse with your foot on the brake pedal, you hear a booming noise and the engine speed fluctuates.
• 10153882Feb 19, 2019Engine. Service Bulletin - The engine idle fluctuates on cold starts. The engine idle is set too low.
• 10152767Jan 22, 2019Engine cooling. Service bulletin - The engine idles rough on cold starts. The engine idle is set too low.
• 10152766Jan 22, 2019Equipment, Engine cooling. Service bulletin - When cold-starting the engine and shifting to Reverse with your foot on the brake pedal, you hear a booming noise and the engine idles rough. The ANC control unit becomes unstable when the idle fluctuates.
• 10152737Jan 2, 2019Body and structure, Latches, locks and linkages. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019 RDXs with a client complaint of the automatic tailgate not closing. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10152736Jan 2, 2019Brakes. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019 RDXs with a client complaint of the front brake noise when applying the brake lightly. The noise can be described as squeak or squeal. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10152735Jan 2, 2019Engine. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019 RDXs with a client complaint of leak from the timing chain case cover. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
• 10152734Jan 2, 2019Electrical system. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019 RDXs with a client complaint of the horn inoperative when pressed or the panic button is used. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10152442Dec 21, 2018Body and structure, Latches, locks and linkages. Service bulletin - The hood will not open when using the hood opener lever. Over-extending the hood opener lever dislodges the cables from the junction box.
• 10152403Dec 11, 2018Body and structure. Servicenews article - We're getting reports of the back end of the left rear door molding coming loose. From our investigation, we've found this may be caused by the molding clip coming loose due to a curvature in the door hem.
• 10150285Nov 26, 2018Body and structure, Electrical system, Latches, locks and linkages. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019 RDXs with a client complaint of the automatic tailgate not closing. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10150283Nov 26, 2018Brakes. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019 RDXs with a client complaint of the front brake noise when applying the brake lightly. The noise can be described as squeak or squeal. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10150282Nov 26, 2018Electrical system. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019 RDXs with a client complaint of the horn inoperative when pressed or the panic button is used. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10150281Nov 26, 2018Engine. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019 RDXs with a client complaint of leak from the timing chain case cover. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
• 10150423Nov 20, 2018Engine. Engineering request for investigation - American Honda Motor Co., Inc. (AHM) is investigating certain 2019 RDXs with a client complaint of leak from the timing chain case cover. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
• 10149642Nov 13, 2018Engine. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019 RDXs with a client complaint of leak from the timing chain case cover. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
• 10149641Nov 13, 2018Electrical system. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019 RDXs with a client complaint of the horn inoperative when pressed or the panic button is used. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10149655Nov 5, 2018Latches, locks and linkages. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019 RDXs with a client complaint of the automatic tailgate not closing. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.

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