2003 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
- Coupe Coupe 2-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 2003 Honda Accord Coupe vehicles, equipped with a four-cylinder engine. If the passenger frontal air bag module has been replaced, such as after
An inflator rupture may result in metal fragments striking the driver or other occupants resulting i
Honda will notify owners, and dealers will inspect the vehicle and replace any Takata inflator used
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
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
K2 MOTOR IS RECALLING 1,921 AFTERMARKET HEADLAMPS OF VARIOUS MODELS SOLD FOR USE ON THE ABOVE LISTED VEHICLES. THESE HEADLAMPS ARE MISSING THE AMBER SIDE REFLEX REFLECTOR WHICH FAILS TO CONFORM WITH
WITHOUT THE AMBER SIDE REFLEX REFLECTORS, THE LIGHTING VISIBILITY MAY BE AFFECTED, POSSIBLY RESULTIN
K2 MOTOR WILL NOTIFY OWNERS AND OFFER A FULL REFUND. THE RECALL BEGAN ON DECEMEBER 17, 2008. OWNER
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
HONDA IS RECALLING CERTAIN MODEL YEAR 2003 HONDA ACCORD, CIVIC TWO AND FOUR DOOR, AND MODEL YEAR 2003-2004 HONDA ELEMENT VEHICLES. THE INTERLOCK LEVER OF THE IGNITION SWITCH MAY UNEXPECTEDLY DEFORM,
REMOVAL OF THE IGNITION KEY WHEN THE GEAR SELECTOR OF A VEHICLE WITH AN AUTOMATIC TRANSMISSION HAS N
DEALERS WILL REMOVE THE ORIGINAL INTERLOCK PIN AND LEVER WITHIN THE IGNITION SWITCH, AND REPLACE THE
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 - In certain vehicles, the passenger's (front) airbag inflator could produce excessive internal pressure during airbag deployment. If an affected airbag deploys, the increased internal pressure may cause the inflator casing
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
Showing the 8 most recent of 350 technical service bulletins on file with NHTSA.
I REAR ENDED THE CAR IN FRONT OF ME WHILE APPLYING THE BRAKES. THE PASSENGER AIRBAG DEPLOYED BUT THE DRIVER'S AIRBAG FAILED TO DEPLOY. THERE WERE NO INJURIES INVOLVED. *TR
TAKATA RECALL (POSSIBLY?). I WAS IN A CAR ACCIDENT ON JUNE 21, 2018, IN MY 2003 HONDA ACCORD COUPE DRIVER SIDE AIRBAG DID NOT DEPLOY. I WAS DRIVING ON A CITY STREET, THE ROAD WAS WET, AND I WAS GOING
ABS LOCKED UP WHEEL ,LOST CONTROL WHEN CHANGING BACK LANE AT 70 MPH, HIT ROAD GUIDE PLATE AND SLIDED OFF ROAD.AIRBAGS DID NOT COME OUT. *AK
THERE WAS A RECALL ON MY AIRBAG INFLATOR'S AND I WENT TO THE DEALERSHIP THEY SAID THAT THEY TOOK CARE OF IT AND THEN A FEW WEEKS LATER I WAS IN A CAR ACCIDENT I WAS HIT IN THE FRONT OF MY CAR AND THE
TL* THE CONTACT'S CLIENT OWNED A 2003 HONDA ACCORD. WHILE THE CLIENT WAS DRIVING APPROXIMATELY 50 MPH, ANOTHER VEHICLE CRASHED HEAD ON INTO THE FRONT DRIVER SIDE. THE AIR BAGS FAILED TO DEPLOY. THE CL
Showing the 5 most serious of 2382 complaints filed with NHTSA.
