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Service bulletins for the 2016 Honda Odyssey

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.

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

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
A26-0012026-02-06. Service bulletin. ENGINE. Service Bulletin - The piston ring function deteriorates due to ring low wear toughness and sticking from sludge. Oil adheres to the spark plug leading to carbon fouling and misfire. This can set DTCs P0301 No. 1 cylinder misfire detected, P0302 No. 2 cylinder misfire detected, P0303 No. 3 cylinder misfire detected, P0304 No. 4 cylinder misfire detected, and cause the MIL to come on.
A25-0612025-09-05. Service bulletin. ENGINE. Service Bulletin - The piston ring function deteriorates due to ring low wear toughness and sticking from sludge. Oil adheres to the spark plug leading to carbon fouling and misfire. This can set DTCs P0301 No. 1 cylinder misfire detected, P0302 No. 2 cylinder misfire detected, P0303 No. 3 cylinder misfire detected, P0304 No. 4 cylinder misfire detected, and cause the MIL to come on.
ONL6Z60720252025-08-08. Other. ENGINE. Owner Notification Letter - the piston ring function can deteriorate due to ring low wear toughness and sticking from sludge. Oil adheres to the spark plug leading to carbon fouling and misfire. This can set DTCs P0301 No. 1 cylinder misfire detected, P0302 No. 2 cylinder misfire detected, P0303 No. 3 cylinder misfire detected, P0304 No. 4 cylinder misfire detected, and cause the Malfunction Indicator Lamp (MIL) to come on.
A25-0612025-07-23. Service bulletin. ENGINE. Service Bulletin - The piston ring function deteriorates due to ring wear and sticking from sludge. Oil from the crankcase adheres to the spark plug leading to carbon fouling and misfire. This can set DTCs P0301 No. 1 cylinder misfire detected, P0302 No. 2 cylinder misfire detected, P0303 No. 3 cylinder misfire detected, P0304 No. 4 cylinder misfire detected, and cause the MIL to come on.
AEBM061720259012025-07-02. Other. ENGINE. Dealer Message - Piston ring effectiveness may be reduced due to excessive wear and oil sludge build-up, which can cause oil to adhere to the spark plug, potentially leading to carbon fouling and misfire triggering DTCs P0301 through P0304 and cause the MIL to come on.
A25-0612025-07-02. Service bulletin. ENGINE. Service Bulletin - The piston ring function deteriorates due to ring low wear toughness and sticking from sludge. Oil adheres to the spark plug leading to carbon fouling and misfire.
ATI&040820249012024-04-17. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2014-2017 Odysseys and 2014-2015 Pilots with a customer complaint of the vehicle Check Engine Light (CEL) on with one or more of the DTC(s) listed below (in Qualifiers) stored. 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.
ATI&032120249052024-03-26. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2014-2017 Odysseys and 2014-2015 Pilots with a customer complaint of the vehicle Check Engine Light (CEL) on with one or more of the DTC(s) listed below (in Qualifiers) stored. 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.
ATI&031920249022024-03-26. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2014-2017 Odysseys and 2014-2015 Pilots with a customer complaint of the vehicle Check Engine Light (CEL) on with one or more of the DTC(s) listed below (in Qualifiers) stored. 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.
ATI&022820249082024-03-04. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2014-2017 Odysseys and 2014-2015 Pilots with a customer complaint of the vehicle Check Engine Light (CEL) on with one or more of the DTC(s) listed below (in Qualifiers) stored. 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.
ATI&020920249012024-02-15. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2014-2017 Odysseys and 2014-2015 Pilots with a customer complaint of the vehicle Check Engine Light (CEL) on with one or more of the DTC(s) listed below (in Qualifiers) 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.
ATI&011820249012024-01-26. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2014-2017 Odysseys and 2014-2015 Pilots with a customer complaint of the vehicle Check Engine Light (CEL) on with one or more of the DTC(s) listed below (in Qualifiers) 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.
ATI&010220249032024-01-09. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2014-2017 Odysseys and 2014-2015 Pilots with a customer complaint of the vehicle Check Engine Light (CEL) on with one or more of the DTC(s) listed below (in Qualifiers) 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.
A20-0232020-03-11. Service bulletin. ENGINE AND ENGINE COOLING. Service Bulletin - The front rocker arm oil control valve is leaking.
APaS050720189022018-07-16. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2014-2016 Odysseys & 2014-2015 Pilots with a customer complaint of engine oil leak. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
A18010H2018-01-29. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Servicenews article - We?re getting reports of the information display switching from the selected display to engine oil life by itself. So far, our investigation hasn?t shown any mechanical or electrical problems, so, to avoid unneeded troubleshooting and repair, a little dealer/customer education may be in order.
ATS1607152017-06-19. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. TECHLINE SUMMARY ARTICLE - IF THE ENGINE IS OVERHEATING AND THERE’S ENGINE OIL MIXED IN THE COOLANT RESERVOIR, CHANCES ARE THE CYLINDER HEAD MAY BE CRACKED. A CRACK MAY FORM UNDER THE FRONT AND/OR REAR CAMSHAFT AT THE JOURNALS AND IS A RARE OCCURRENCE.
ATS1607152016-12-28. Service bulletin. ENGINE. "TECHLINE SUMMARY ARTICLE - IF THE ENGINE IS OVERHEATING AND THERE’S ENGINE OIL MIXED IN THE COOLANT RESERVOIR, CHANCES ARE THE CYLINDER HEAD MAY BE CRACKED. A CRACK MAY FORM UNDER THE FRONT AND/OR REAR CAMSHAFT AT THE JOURNALS AND IS A RARE OCCURRENCE. YOU CAN SEE THIS CRACK FROM VISUAL INSPECTION. IT CAUSES ENGINE OIL TO ENTER THE COOLING SYSTEM AND COOLANT TO ENTER THE ENGINE LUBRICATION SYSTEM. REPLACE THE CYLINDER HEAD IF YOU FIND IT’S CRACKED."
ATS1607152016-11-21. Service bulletin. ENGINE. "TECHLINE SUMMARY ARTICLE - IF THE ENGINE IS OVERHEATING AND THERE’S ENGINE OIL MIXED IN THE COOLANT RESERVOIR, CHANCES ARE THE CYLINDER HEAD MAY BE CRACKED. A CRACK MAY FORM UNDER THE FRONT AND/OR REAR CAMSHAFT AT THE JOURNALS AND IS A RARE OCCURRENCE. YOU CAN SEE THIS CRACK FROM VISUAL INSPECTION. IT CAUSES ENGINE OIL TO ENTER THE COOLING SYSTEM AND COOLANT TO ENTER THE ENGINE LUBRICATION SYSTEM."
A16060H2016-11-16. Service bulletin. ENGINE. SERVICE NEWS ARTICLE - WHILE DRIVING UNDER STEADY CRUISE (BETWEEN 30 AND 65 MPH) OR LIGHT ACCELERATION, DOES THE ENGINE INTERMITTENTLY RATTLE OR RUNS ROUGH WITH THE MIL BLINKING? SINCE THESE DRIVING CONDITIONS ARE LIKELY TO ACTIVATE VCM OPERATION, THE PROBABLE REASON FOR THESE SYMPTOMS IS STICKING VCM ROCKER ARMS.

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