WenmarOpen by Wenmar Pro

Service bulletins for the 2020 Honda Passport

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

121 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
APTD072920202020-08-06. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - Service Bulletins A20-058 and A20-049 are now released to address popping or crackling noises from the speakers, no sound from the audio system, or possibility of a "Network Loss" message due to a poor connection in the MOST Bus Network. Previous distance learning provided temporary repair procedures to address these complaints, and now we've updated the training to address the latest information provided in the bulletin.
APaS072920202020-08-05. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - On Monday July 27th, American Honda released Service Bulletin 20-049 for 19-20 Odyssey. Service Bulletin 20-058 for 19-21 Pilot and Passport is forthcoming. These service bulletins are for "Popping or Crackle From Speakers, No Sound From the Audio System, Network Loss Message and/or Display Issues".
A20060B2020-06-25. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM. ServiceNews Article - We've been getting reports that incorrect parts are being ordered when trying to order an infotainment control unit from Denso. Service techs and/or parts specialists are ordering a range of incorrect parts for issues related to this unit. This is due to a change in the Remanufactured Parts Order form.
A20-0222020-05-28. Service bulletin. STRUCTURE; EXTERIOR LIGHTING. Service Bulletin - One or more accessory running board lights are flickering or not working.
AMV2005022020-05-19. Service bulletin. EQUIPMENT. Video Message - It concerns how to replace a leaky front rocker arm oil control valve. Due to a deteriorated lower gasket or an out-of-spec gasket groove, the front rocker arm oil control valve can leak in certain V6 models with variable cylinder management. To fix this issue service bulletin A20-023 was posted. Please let us know if you would like a copy of the video sent to you on a DVD or thumb drive.
AMV2005012020-05-19. Service bulletin. EQUIPMENT. Video Message - It concerns how to replace a leaky front rocker arm oil control valve. Due to a deteriorated lower gasket or an out-of-spec gasket groove, the front rocker arm oil control valve can leak in certain V6 models with variable cylinder management. To fix this issue service bulletin A20-023 was posted. Please let us know if you would like a copy of the video sent to you on a DVD or thumb drive.
A19030B2020-05-05. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; 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 or a harness/wiring issue.
A20-0312020-04-16. Service bulletin. SEATS. Service Bulletin - The bolt holes for the replacement second row seat frames are not threaded and require special self-tapping bolts to secure the seat cushion and seat-back frame to the seat frame.
ATS2002012020-03-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Tech Line Summary Article - There was a provisional procedure provided to all field engineers to attempt the repair of certain customers' vehicles that might have experienced issues related to the MOST connectors, resulting in the audio system shutting down and the speakers making popping noises.
APaS012720209052020-02-05. Service bulletin. VEHICLE SPEED CONTROL; ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys, Passports & Pilots with a customer complaint of the auto idle stop inop. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
A19070E2020-02-04. Service bulletin. ELECTRICAL SYSTEM. "ServiceNews Article - Are you having this issue while using Apple CarPlay? -It 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 Display Audio stays on."
APaS012420202020-01-29. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - Popping or Crackling noise from the speakers is a current market issue that affects 2018-2020 Odysseys, 2019-2020 Passports, and 2019-2020 Pilots. We are actively investigating this issue. Until a complete countermeasure is available, we would like to make you aware of a Honda Service News dated December 2019, "Popping or Crackling from the Speakers? Check MOST Bus Network." This Service News shows some examples of problem areas found during repairs and offers suggestions for how to isolate the source of the noise.
APaS010720209042020-01-14. Service bulletin. VEHICLE SPEED CONTROL. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys, Passports & Pilots with a customer complaint of the auto idle stop inop. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
A19030B2020-01-08. Service bulletin. 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 or a harness/wiring issue.
A19-0972019-12-18. Service bulletin. ELECTRICAL SYSTEM. Service Bulletin - Vehicles with system software version B.1.0.24 or higher now have the capability to log MOST bus network failures.
APaS120220199072019-12-10. Service bulletin. VEHICLE SPEED CONTROL. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys, Passports & Pilots with a customer complaint of the auto idle stop inop. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS111420199122019-11-20. Service bulletin. FORWARD COLLISION AVOIDANCE: SENSING SYSTEM: RADAR; VEHICLE SPEED CONTROL. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys, Passports & Pilots with a customer complaint of the auto idle stop inop. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS102820199132019-11-05. Service bulletin. EQUIPMENT; ENGINE. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys, Passports & Pilots with a customer complaint of the auto idle stop inop. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS100920199122019-10-26. Service bulletin. VEHICLE SPEED CONTROL. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys, Passports & Pilots with a customer complaint of the auto idle stop inop. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS100920199112019-10-26. Service bulletin. VEHICLE SPEED CONTROL. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys, Passports & Pilots with a customer complaint of the auto idle stop inop. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS100920199102019-10-26. Service bulletin. VEHICLE SPEED CONTROL. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys, Passports & Pilots with a customer complaint of the auto idle stop inop. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.