2018 Honda Odyssey Technical Service Bulletins

278 technical service bulletins (TSBs) are on record for the 2018 Honda Odyssey. 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.

• 10202253Oct 1, 2021Visibility (wipers, defrost, mirrors). Service Bulletin - Under certain conditions, the rear window switch internal software enters an unstable condition and cannot recover, making the window switch inoperable.
• 10202032Sep 23, 2021Electrical system, Latches, locks and linkages. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Odysseys with a customer complaint of the fuel door not opening, not closing or the gauge cluster displaying error for fuel lid open when it is actually closed. To better 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.
• 10201452Sep 10, 2021Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords, 2019-2017 Civics, 2017-2021 CR-Vs, 2018-2021 Odysseys & 2018-2021 Pilots with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10201442Sep 10, 2021Electrical system. Job Aid - This job aid contains information on the MOST Bus Network and troubleshooting information for common problems.
• 10201205Sep 3, 2021Electrical system, Visibility (wipers, defrost, mirrors). Service Bulletin - Under certain conditions, the rear window switch internal software enters an unstable condition and cannot recover, making the window switch inoperable.
• 10201206Sep 1, 2021Electrical system, Equipment. Job Aid - This job aid contains information on the MOST Bus Network and troubleshooting information for common problems.
• 10200846Aug 31, 2021Fuel system. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Odysseys with a customer complaint of the fuel door not opening, not closing or the gauge cluster displaying error for fuel lid open when it is actually closed. To better 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.
• 10200843Aug 25, 2021Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords, 2019-2017 Civics, 2017-2021 CR-Vs, 2018-2021 Odysseys & 2018-2021 Pilots with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10200534Aug 16, 2021Fuel system. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Odysseys with a customer complaint of the fuel door not opening, not closing or the gauge cluster displaying error for fuel lid open when it is actually closed. To better 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.
• 10200413Aug 9, 2021Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords, 2019-2017 Civics, 2017-2021 CR-Vs, 2018-2021 Odysseys & 2018-2021 Pilots with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10199755Jul 29, 2021Fuel system. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Odysseys with a customer complaint of the fuel door not opening, not closing or the gauge cluster displaying error for fuel lid open when it is actually closed. To better 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.
• 10199456Jul 22, 2021Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords, 2019-2017 Civics, 2017-2021 CR-Vs, 2018-2021 Odysseys & 2018-2021 Pilots with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10199351Jul 13, 2021Equipment. Dealer Message - American Honda Motor Co., Inc. has agreed to a proposed class action settlement relating to Infotainment System components for certain trim levels of the following vehicles: 2018-2019 Odyssey, 2019 Pilot and 2019 Passport.
• 10199349Jul 12, 2021Equipment. Service Bulletin - A loose connection in the MOST bus network is causing a popping or crackling from the speakers or no sound from the audio system. There may also be a Network Loss message and/or display issues.
• 10199322Jul 7, 2021Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords, 2019-2017 Civics, 2017-2021 CR-Vs, 2018-2021 Odysseys & 2018-2021 Pilots with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10198180Jun 15, 2021Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords, 2019-2017 Civics, 2017-2021 CR-Vs, 2018-2021 Odysseys & 2018-2021 Pilots with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10195023May 26, 2021Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords, 2019-2017 Civics, 2017-2021 CR-Vs, 2018-2021 Odysseys & 2018-2021 Pilots with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10194443May 15, 2021Electrical system, Back-over prevention (rear camera). Service Bulletin - The Display Audio and rearview camera stay off during a quick ignition cycle.
• 10194452May 10, 2021Equipment, Electrical system. Dealer Message - On February 18, 2021, American Honda announced a warranty extension for certain 2018-20 Odyssey, 2019-20 Passport, and 2019-20 Pilot vehicles. This warranty extension covers communication issues in the MOST bus network where the vehicle may have popping or crackling from the speakers, no sound from the audio system, a Network Loss message, or display issues.
• 10190947Apr 22, 2021Engine cooling. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2020 Odysseys, Passports, Pilots & Ridgelines with a customer complaint of the Malfunction Indicator Light (MIL) on with the DTC P0441 (EVAP System Purge Flow Malfunction) stored. To better 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.
• 10190943Apr 22, 2021Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords, 2019-2017 Civics, 2017-2021 CR-Vs, 2018-2021 Odysseys & 2018-2021 Pilots with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10190301Apr 5, 2021Electrical system. Owner Notification Letter - On some 2018-20 Odyssey models, a loose connection in the MOST bus network is causing a popping or crackling from the speakers or no sound from the audio system. There may also be a Network Loss message and/or display issues.
• 10189894Mar 30, 2021Equipment, Fuel system. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2020 Odysseys, Passports, Pilots & Ridgelines with a customer complaint of the Malfunction Indicator Light (MIL) on with the DTC P0441 (EVAP System Purge Flow Malfunction) stored. To better 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.
• 10189861Mar 30, 2021Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords, 2019-2017 Civics, 2017-2021 CR-Vs, 2018-2021 Odysseys & 2018-2021 Pilots with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10189943Mar 29, 2021Equipment, Engine cooling. "Owner Notification Letter - On some 2016-17 Pilot, 2017 Ridgeline, and 2018 Odysey models, the malfunction indicator light (MIL) may come on if one of the following diagnostic trouble codes (DTCs) are stored: - P0420 (rear bank catalyst system efficiency below threshold [bank 1]) - P0430 (front bank catalyst system efficiency below threshold [bank 2]) - P0300-P0306 (misfire) - P219A (air-fuel ratio variation of…
• 10189942Mar 29, 2021Equipment, Engine cooling. "Owner Notification Letter - On some 2017-19 Pilot, 2017-19 Ridgeline, and 2018-19 Odyssey models, the malfunction indicator light (MIL) may come on if one or more of the following diagnostic trouble codes (DTCs) are stored: - P0420 (rear bank catalyst system efficiency below threshold [bank 1]) - P0430 (front bank catalyst system efficiency below threshold [bank 2]) - P0300-P0306 (misfire) - P219A (air-fuel ratio…
• 10189042Mar 10, 2021Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords, 2019-2017 Civics, 2017-2021 CR-Vs, 2018-2021 Odysseys & 2018-2021 Pilots with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10187528Feb 18, 2021Equipment, Electrical system. Dealer Message - Today, February 18, 2021, American Honda is announcing a warranty extension for certain 2018-20 Odyssey, 2019-20 Passport, and 2019-20 Pilot vehicles. This warranty extension covers communication issues in the MOST bus network where the vehicle may have popping or crackling from the speakers, no sound from the audio system, a Network Loss message, or display issues.
• 10187527Feb 18, 2021Equipment, Electrical system. Service Bulletin - A loose connection in the MOST bus network is causing a popping or crackling from the speakers or no sound from the audio system. There may also be a Network Loss message and/or display issues.
• 10187523Feb 18, 2021Equipment, Electrical system. Service Bulletin - There is a popping or crackling from the speakers or no sound from the audio system. You may also see a Network Loss message and/or display issues.
• 10187530Feb 15, 2021Equipment, Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2020 Accords, 2017-2020 CR-Vs & 2018-2020 Odysseys with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10187289Feb 11, 2021Fuel system. Dealer Message - On, November 24, 2020, American Honda announced a warranty extension for certain 2016 Pilot vehicles. Today, February 11, 2021 American Honda is announcing an expansion to the vehicles covered under this warranty extension. Certain 2018-19 Odyssey, 2017-19 Pilot, and 2017-19 Ridgeline vehicles are being added to this market action.
• 10187008Feb 11, 2021Transmission and drivetrain, Equipment, Electrical system, Engine cooling. "Service Bulletin - The PCM software may misinterpret sensor inputs as a deteriorated catalytic converter. Additionally, debris from the high pressure pump or the fuel injector machining process can cause internal wear or clogging inside one or more injectors.
• 10187006Feb 11, 2021Engine cooling, Fuel system, Transmission and drivetrain, Electrical system. "Service Bulletin - The PCM software may misinterpret sensor inputs as a deteriorated catalytic converter. Additionally, debris from the high pressure pump or the fuel injector machining process can cause internal wear or clogging inside one or more injectors.
• 10187005Feb 11, 2021Engine cooling, Equipment. Service Bulletin - MIL Comes On with DTC P0430 or P0430 with P030X, P219A, P219B (Without Software Update)
• 10187004Feb 11, 2021Equipment, Engine cooling. Service Bulletin - MIL Comes On with DTC P0430 or P0430 with P030X, P219A, P219B (With Software Update)
• 10187003Feb 11, 2021Engine cooling, Fuel system. Service Bulletin - MIL Comes On with DTC P0300-P0306 or P219A/B
• 10186009Jan 23, 2021Equipment. "Service Bulletin - There are several A/C leak detection tools available. -Refrigerant Gas Leak Detector -Ultrasonic Leak Detector -Leak Dye"
• 10186020Jan 22, 2021Equipment, Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2020 Accords, 2017-2020 CR-Vs & 2018-2020 Odysseys with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10186012Jan 19, 2021Electrical system, Equipment. ServiceNews Article - We have received information from the vendor (Alpine) that display panels are being replaced for cracks on the center display screen. When they review these parts, they're finding that an aftermarket screen protector had been installed and that the screen protector is cracked. So, if you have a center display that appears to have a cracked screen, confirm that it does not have an aftermarket…
• 10185466Jan 6, 2021Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2020 Accords, 2017-2020 CR-Vs & 2018-2020 Odysseys with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10184306Dec 11, 2020Electrical system. Service Bulletin - The Bluetooth HandsFreeLink (HFL) system freezes after a phone call and stored voice tags are missing when the ignition is turned ON.
• 10184004Dec 5, 2020Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2020 Accords, 2017-2020 CR-Vs & 2018-2020 Odysseys with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10183516Nov 24, 2020Transmission and drivetrain, Electrical system. "Service Bulletin - The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [bank 2]). Additionally, one or more of the following DTCs may also be stored: -P030X (misfire) -P219A (air-fuel ratio variation of cylinder [bank 1, rear bank]) -P219B (air-fuel ratio variation of cylinder [bank 2, front bank])"
• 10183514Nov 24, 2020Engine cooling, Fuel system. Service Bulletin - The MIL comes on with DTC P0300 (random misfire detected), and/or P0301-P0306 (cylinder misfire detected), or P219A/B (air-fuel ratio variation of cylinder [bank 1, rear bank/bank 2, front bank]).
• 10182465Nov 4, 2020Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2020 Accords, 2017-2020 CR-Vs & 2018-2020 Odysseys with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10181839Oct 22, 2020Engine cooling. Service Bulletin - The timing belt area makes a chirping noise after the engine warms up.
• 10181403Oct 16, 2020Brakes. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2020 Accords, 2017-2020 CR-Vs & 2018-2020 Odysseys with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
• 10181391Oct 12, 2020Back-over prevention (rear camera), Equipment. Dealer Message - On September 23rd, 2020 American Honda announced that part number 39530-THR-A23 related to Service Bulletins 20-050 "Noncompliance Recall: 2019 - 20 Odyssey Rearview Camera" and 20-060 "Product Update: 2018 Odyssey Rearview Camera" was available via open ordering. Because of the limited supply of parts, dealers were asked to order only the parts tat were immediately needed, allowing for the most…
• 10181390Oct 12, 2020Equipment, Electrical system. Service Bulletin - There is a popping or crackling from the speakers or no sound from the audio system. You may also see a Network Loss message.

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