2018 Honda Accord service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical diagnostics with wiring diagrams
- Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more
Trims covered
- Hybrid Sedan 4-Door
- Sport Plus Sedan 4-Door
- Sport Sedan 4-Door
- Hybrid EX-L Sedan 4-Door
- EX Sedan 4-Door
- Hybrid EX Sedan 4-Door
- Touring Sedan 4-Door
- LX Sedan 4-Door
- EX-L Sedan 4-Door
- Hybrid Touring Sedan 4-Door
Engines covered
- 2.0L 1993CC 122Cu. In. l4 FULL HYBRID EV-GAS (FHEV) DOHC Naturally Aspirated
- 1.5L 1497CC l4 GAS DOHC Turbocharged
- 2.0L 1996CC 122Cu. In. l4 GAS DOHC Turbocharged
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
Honda (American Honda Motor Co.) is recalling certain 2018-2019 Acura NSX, 2019 Acura RDX, RLX and RLX Sport Hybrid, 2018-2019 Honda Accord, Civic Hatchback, Civic Type R and HR-V, 2019-2020 Insight a
If the fuel pump fails, the engine can stall while driving, increasing the risk of a crash.
Honda will notify owners and dealers will replace the fuel pump assembly, free of charge. The recal
Honda (American Honda Motor Co.) is recalling certain 2013-2023 Honda Accord, Civic Coupe, Civic Sedan, Civic Hatchback, Civic Type R, CR-V, HR-V, Ridgeline, Odyssey, Acura ILX, MDX, MDX Hybrid, RDX,
Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
Dealers will replace the fuel pump module, free of charge. Owner letters were mailed September 6, 2
Honda (American Honda Motor Co.) is recalling certain 2017-2020 CR-V, 2018-2019 Accord and Accord Hybrid, 2018-2020 Odyssey, 2019 Insight, and 2019-2020 Acura RDX vehicles. A manufacturing issue with
An unlatched seat belt cannot properly restrain the seat occupant during a crash, increasing their r
Dealers will replace the driver and front passenger seat belt buckle release buttons or the buckle a
Tech Line Summary - Customers who have purchased the Accessory CarPlay /Android Auto upgrade are complaining that a pop-up message appears on the audio unit display stating, Please insert USB drive containing valid software license file, an
Dealer Message - Some customers have reported a pop-up message on the audio unit display stating: Please insert USB drive containing valid software license file and press OK button. When this message appears, the audio unit becomes unrespon
Dealer Message - Some customers have reported a pop-up message on the audio unit display stating: Please insert USB drive containing valid software license file and press OK button. When this message appears, the audio unit becomes unrespon
Service Bulletin - Oil leak at timing chain tensioner inspection cover due to possible insufficient sealant adhesion on inspection cover.
Service News - From our investigation, we've found the reason could be customers are trying to pull open the fuel fill door, not realizing it's been locked by the Walk Away Auto Lock feature. When activated, the Walk Away Auto Lock feature
Service News - Honda has received reports of broken fuel fill door clips. From our investigation, Honda has found that the reason could be customers are trying to pull open the fuel fill door, not realizing it's been locked by the Walk Away
Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2024 Accord 1.5Ls, 2021-2024 Civics 1.5Ls, 2023-2024 CR-Vs 1.5Ls, and 2017 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 [Catal
Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2024 Accord 1.5Ls, 2021-2024 Civics 1.5Ls, 2023-2024 CR-Vs 1.5Ls, and 2017 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 [Catal
Showing the 8 most recent of 233 technical service bulletins on file with NHTSA.
WAS DRIVING STRAIGHT ON I-10 IN ARIZONA ON CARPOOL LANE WHEN SUDDENLY SOME WARNING LIGHTS CAME ON DASHBOARD CAR MADE ME VEER TO THE RIGHT MAKING ME SPIN OUT OF CONTROL CAUSING A CRASH AND HITTING THE
Accident happened April 8th and Drivers airbag system failed me during my accident. Passenger bags went off top and bottom but the drivers foot bag went off also but the one in the steering wheel did
Car accident head on emergency break didnât work bad injuries.
Car accident head on emergency break didnât work bad injuries.
Car accident head on emergency break didnât work bad injuries.
Showing the 5 most serious of 2742 complaints filed with NHTSA.
