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Service bulletins for the 2018 Honda Civic

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.

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

By type

By component

By trouble code

Bulletins, newest first
A18080E2018-09-17. Service bulletin. EQUIPMENT. Servicenews article - If you're having trouble aligning the front millimeter wave radar, or if DTC P2583-76 is present and does not clear after re-aiming, inspect the radar mounting clips and bracket. Check that the mounting bracket is not bent or out of shape. Check if the radar unit for play by trying to twist it. If there is play, remove the radar unit and check each mounting clip for damage. Replace all clips that have damage or missing tabs.
APaS081720189012018-09-17. Service bulletin. STRUCTURE. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018 Civics with a customer complaint of a noise coming from the front when going over a bump or turning. The noise can be described as clicking or knocking. To fully 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.
APaS081520189022018-09-17. Service bulletin. SUSPENSION:MULTIPLE AXLE. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. 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.
A180142018-09-17. Service bulletin. FUEL SYSTEM, GASOLINE. Service bulletin - Fuel leaks or overflows from the filler neck while refueling. The auto shut-off feature at the gas pump may be delayed and cause fuel to leak at the filler neck. The capless fuel shutter may also allow excess fuel to leak at the filler neck.
A180122018-09-17. Service bulletin. FUEL SYSTEM, GASOLINE. Service bulletin - The customer is unable to insert the fuel nozzle into the filler neck and fuel the vehicle in cold weather. Water or moisture has entered the fueling area and frozen the capless fuel shutter set in the fuel filler neck.
APaS072720189022018-08-20. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2018 Civic Hatchbacks with a customer complaint of the windshield washer tank leaking. 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.
APaS072720189012018-08-20. Service bulletin. POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT:SEAL. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. 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.
APaS070920189042018-08-06. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2016-2018 Civics with a customer complaint of excessive vibration and/or noise due to a broken side engine mount. The vibration can be felt through the steering wheel or floor at idle. The noise can be described as clunking or banging. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS070920189032018-08-06. Service bulletin. EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. 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.
APaS070920189012018-08-06. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2018 Civic Hatchbacks with a customer complaint of the windshield washer tank leaking. 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.
APaS070920189042018-07-30. Service bulletin. ENGINE AND ENGINE COOLING; STEERING. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2016-2018 Civics with a customer complaint of excessive vibration and/or noise due to a broken side engine mount. The vibration can be felt through the steering wheel or floor at idle. The noise can be described as clunking or banging. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS070920189032018-07-30. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. 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.
APaS070920189012018-07-30. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER; VISIBILITY:WINDSHIELD WIPER/WASHER:LINKAGES. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2018 Civic Hatchbacks with a customer complaint of the windshield washer tank leaking. 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.
APaS062520189022018-07-16. Service bulletin. POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT:SEAL. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. 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.
APaS062520189012018-07-16. Service bulletin. VISIBILITY:WINDSHIELD; VISIBILITY:WINDSHIELD WIPER/WASHER. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2018 Civic Hatchbacks with a customer complaint of the windshield washer tank leaking. 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.
A18060F2018-07-16. Service bulletin. ELECTRICAL SYSTEM. Servicenews article - Got a vehicle with the message Requested Channel Not Available covering the SiriusXM preset icons? We?re aware of this issue and have it under investigation.
APaS051020189032018-07-16. Service bulletin. POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT:SEAL. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. 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.
APaS051020189012018-07-16. Service bulletin. EQUIPMENT; VISIBILITY:WINDSHIELD. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2018 Civic Hatchbacks with a customer complaint of the windshield washer tank leaking. 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.
ATS1806032018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV); FUEL SYSTEM, GASOLINE. Tech line summary article - Have a vehicle in your shop with low mileage (less than 1,500 miles) and a hard-to-pinpoint engine knock? We're currently investigating vehicles for hairline fractures in the crankshaft sprocket, and we suspect it may be the cause for this noise. In some cases you may be able to see these fractures by just removing the crankshaft pulley; however, they can be very small and you may need to remove the cam chain to ensure a thorough inspection.
A18-0012018-06-18. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Service bulletin - There is a problem with the audio/audio-navigation unit software, which may lead to one or more of the following symptoms: ? Audio unit does not connect to last known phone ? Home screen background color changes after factory reset ? Home screen defaults to standard setting after factory data reset ? Unknown Host Exception message appears ? Phone function screen crashes ? Private mode is shown on the meter when making phone calls ? Check Tuner message appears on Sirius XM screen ? Unable to switch music source ? Bluetooth® Audio still playing when receiving calls ? Navigation guidance does not stop when voice recognition activated ? Apple CarPlay? disconnects by itself ? Apple CarPlay does not start ? Music does not resume after phone call in Apple CarPlay ? Bluetooth Audio does not resume after handsfree call has ended ? USB devices not recognized ? Voice recognition does not start ? Unable to cancel TA announcements using SW back button ? Navigation Satellite icon flashing although satellites information is being received ? SIRI icon on display does not disappear ? AM radio stations have a lot of static and much louder at volume level 5
APaS053120189032018-06-11. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2016-2018 Civics with a customer complaint of excessive vibration and/or noise due to a broken side engine mount. The vibration can be felt through the steering wheel or floor at idle. The noise can be described as clunking or banging. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS053120189022018-06-11. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER; EQUIPMENT. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2018 Civic Hatchbacks with a customer complaint of the windshield washer tank leaking. 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.
APaS053120189012018-06-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CVT; SUSPENSION:MULTIPLE AXLE. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. 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.
APaS042320189022018-05-14. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2018 Civic Hatchbacks with a customer complaint of the windshield washer tank leaking. 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.
APaS042320189012018-05-14. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. 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.

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