2004 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
- DX Sedan 4-Door
- EX Sedan 4-Door
- LX Coupe 2-Door
- EX Coupe 2-Door
- LX Sedan 4-Door
Engines covered
- 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated
- 3.0L 2997CC V6 GAS SOHC Naturally Aspirated
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 model year 2004-2007 Accord vehicles manufactured October 1, 2003, to August 17, 2007. The affected vehicles may have been assembled with an inco
An air bag module does not meet the advanced air bag requirements can increase the risk of injury or
Honda will notify owners, and dealers will inspect and replace the air bag module as necessary, free
Honda (American Honda Motor Co.) is recalling certain 2003-2006 Acura MDX, 2005-2012 RL, 2003-2007 Honda Accord, 2001-2005 Civic, 2003-2005 Civic Hybrid, 2001-2005 Civic GX NGV, 2002-2006 CR-V, 2003-2
An inflator explosion may result in sharp metal fragments striking the driver or other occupants res
Honda will notify owners, and dealers will replace the passenger frontal airbag inflator, free of ch
Honda (American Honda Motor Co.) is recalling certain 2003 Acura 3.2CL, 2002-2003 3.2TL, 2003-2006 MDX, 2001-2007 Honda Accord, 2001-2005 Civic, 2003-2005 Civic Hybrid, 2001-2005 Civic GX NGV, 2002-20
An inflator explosion may result in sharp metal fragments striking the driver or other occupants res
Honda will notify owners, and dealers will replace the driver frontal air bag inflator, free of char
ON CERTAIN SEDANS, A TEAR IN THE FABRIC OF THE DRIVER'S FRONT AIR BAG OCCURRED AFTER APPARENT CONTACT WITH THE INSIDE SURFACE OF THE AIR BAG COVER DURING DEPLOYMENT.
A TORN AIR BAG MAY NOT OFFER THE SAME LEVEL OF PROTECTION, IN THE EVENT OF A CRASH, THEREBY INCREASI
DEALERS WILL INSTALL A PROTECTIVE FABRIC FLAP BETWEEN THE AIR BAG MODULE COVER AND THE INNER MODULE.
Honda is recalling certain model year 2007 and 2008 Acura TL and model year 2003-2007 Accord V6 vehicles. In May 2012, Honda filed a defect report to recall certain model year 2007 and 2008 Acura TL
If this occurs, power steering fluid can leak onto a hot catalytic converter, leading to smoke and p
Honda will notify owners, and dealers will install a new heat resistant power steering hose, free of
CERTAIN TYC HEADLAMP ASSEMBLIES P/NS 20-6361-00 AND 20-6362-00 SOLD AS AFTERMARKET EQUIPMENT FOR 2003-2006 HONDA ACCORD PASSENGER VEHICLES. THE PHOTMETRIC WERE MISALIGNED WHICH DOES NOT COMPLY WITH F
MISALIGNMENT OF THE LIGHTS DEMINISHES FRONTAL ILLUMINATION WHICH COULD RESULT IN A VEHICLE CRASH.
GENERA WILL NOTIFY OWNERS AND OFFER TO REPURCHASE THE NONCOMPLIANT LAMPS. THE RECALL BEGAN ON JANUA
ON SOME MINI VANS, SPORT UTILITY AND PASSENGER VEHICLES, CERTAIN OPERATING CONDITIONS CAN RESULT IN HEAT BUILD-UP BETWEEN THE COUNTERSHAFT AND SECONDARY SHAFT SECOND GEARS IN THE AUTOMATIC TRANSMISSIO
GEAR FAILURE COULD RESULT IN TRANSMISSION LOCKUP, WHICH COULD RESULT IN A CRASH.
ON VEHICLES WITH 15,000 MILES OR LESS, THE DEALER WILL UPDATE THE TRANSMISSION WITH A SIMPLE REVISIO
CERTAIN ANZO COMBINATION HEADLAMP ASSEMBLIES SOLD AS REPLACEMENT LAMPS FOR USE ON CERTAIN PASSENGER VEHICLES. SOME COMBINATION LAMPS ARE NOT EQUIPPED WITH AMBER SIDE REFLECTORS WHICH FAIL TO CONFORM
WITHOUT THE AMBER REFLECTORS, THE VEHICLE WILL BE POORLY ILLUMINATED, POSSIBLY RESULTING IN A VEHICL
ANZO WILL NOTIFY OWNERS AND REPLACE THE HEADLAMPS FREE OF CHARGE. THE RECALL BEGAN MAY 9, 2006. OW
DOPE, INC. IS RECALLING 42,540 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONF
DECREASED LIGHTING VISIBILITY MAY RESULT IN A VEHICLE CRASH.
DOPE, INC. WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE S
Dorman Products, Inc. (Dorman) is recalling certain Accelerator Pedal Assemblies part numbers 699-114 and 825-5029-1, sold as replacement parts for 2003-2006 Acura MDX, 2004-2008 Acura TL and TSX, 20
If the accelerator pedal binds, the engine may not quickly return to idle after the pedal is no long
Dorman will notify owners, and qualified service facilities will replace the affected accelerator pe
SABERSPORT IS RECALLING 16,270 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONF
DECREASED LIGHTING VISIBILITY MAY RESULT IN A VEHICLE CRASH.
SABERSPORT WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE S
ON CERTAIN VEHICLES, THE SEAT POSITION SENSOR (SPS) DETECTS THE DRIVER'S SEATING POSITION AND ADJUSTS THE AIR BAG INFLATION PRESSURE ACCORDINGLY. THE WIRING HARNESS FOR THE SPS WAS ATTACHED TO THE SE
A FAILURE OF THE SPS CAUSES THE AIR BAG SYSTEM TO DEFAULT TO FULL INFLATION PRESSURE, REGARDLESS OF
DEALERS WILL REPLACE THE SEAT POSITION SENSOR WIRING SUBHARNESS. THE RECALL WILL BEGIN ON OR ABOUT
Service bulletin - This bulletin is a notification of a class action settlement relating to airbag inflators. American Honda is offering a Customer Support Program (Warranty Extension) to cover any manufacturing defects in the replacement f
Service Bulletin - Case v. American Honda Motor Co., Inc., Case No. BC 424169 (Third Clutch Transmission Settlement - $25 Credit Vouchers).
Service Bulletin - This bulletin is a notification of a class action settlement relating to airbag inflators. American Honda is offering a Customer Support Program (Warranty Extension) to cover any manufacturing defects in the replacement f
Service Bulletin - This bulletin is a notification of a class action settlement relating to airbag inflators. American Honda is offering a Customer Support Program (Warranty Extension) to cover any manufacturing defects in the replacement d
Service bulletin - Certain Honda vehicles operated in areas known for high absolute humidity and high heat may contain a driver's airbag that, over time, may be affected by exposure to the humidity, which could produce excessive internal pr
Service bulletin - Certain Honda vehicles operated in areas known for high absolute humidity may contain a front passengers airbag that, over time, may be affected by exposure to the humidity, which could produce excessive internal pressure
Service bulletin - Certain Honda vehicles operated in areas known for high absolute humidity and high heat may contain a driver's airbag that, over time, may be affected by exposure to the humidity, which could produce excessive internal pr
Service bulletin - Certain Honda vehicles operated in areas known for high absolute humidity and high heat may contain a front passenger's airbag that, over time, may be affected by exposure to the humidity, which could produce excessive in
Showing the 8 most recent of 270 technical service bulletins on file with NHTSA.
CAR STRUCK DEER, DAMAGING FRONT LEFT HEADLIGHT. WITHIN MINUTES CAR CAUGHT ON FIRE AND COMPLETELY BURNED OUT.*AK
CAR STRUCK DEER, DAMAGING FRONT LEFT HEADLIGHT. WITHIN MINUTES CAR CAUGHT ON FIRE AND COMPLETELY BURNED OUT.*AK
I Was hit extremely hard by a semi truck on the driver side of my car when the semi was making a small right turn in the middle lane on Race Street my little car became wedged almost underneath the
TAKATA RECALL. OUR SON WAS INVOLVED IN AN ACCIDENT WITH AN 18-WHEELER ON AN INTERSTATE HIGHWAY AS A FRONT-SEAT PASSENGER IN OUR 2004 ACCORD LAST WEEK AND HIS AIRBAG DID NOT DEPLOY BUT THE DRIVER-SIDE
WHILE DRIVING THE VEHICLE'S DRIVE AXLE COLLAPSED CAUSING THE DRIVER TO LOOSE CONTROL OF HIS 2004 HONDA ACCORD. *NM THE DRIVER'S SIDE AIR BAG DEPLOYED BUT DID NOT INFLATE. THE VEHICLE WAS TOTALED.
Showing the 5 most serious of 1307 complaints filed with NHTSA.
