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2003 Honda Accord CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Honda REPAIR SHOPS DON'T WANT YOU TO KNOW
Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!Select Section
- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
A/C & HEATER SERVICE PROCEDURES FOR 2003 Honda Accord AUTOMOBILES
Imported Cars & Light Trucks & Vans -> 2003-04 -> Evacuating System -> Using Charging Station -> Using Vacuum Pump
Vehicle: 2003 Honda Accord EX 2.4 L4 GAS
Using Vacuum Pump
Vacuum pumps suitable for removing air and moisture from A/C systems are commercially available. A specification for system pump down used here is 28-291/2 inches vacuum. This reading can be attained at or near sea level only. For each 1000 feet of altitude this operation is performed, the reading will be 1 inch vacuum higher. For example, at 5000 feet elevation, only 23-241/2 inches of vacuum can be obtained. The system refrigerant must be completely recovered before it can be evacuated. Damage to the vacuum pump will result if pressurized ...
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BRAKE SERVICE PROCEDURES FOR 2003 Honda Accord AUTOMOBILES
Honda -> Power Brake Units -> Precautions -> Radio Coded Theft Protection System
Vehicle: 2003 Honda Accord EX 3.0 V6 GAS
Radio Coded Theft Protection System
Some original radios have a coded theft protection circuit. Ensure to obtain the customer's code number before disconnecting the battery, removing the fuses from the und...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Honda Accord AUTOMOBILES
Honda -> Component Locations -> 1998-06 Accord
Vehicle: 2003 Honda Accord DX 2.4 L4 GAS
Refer to Fig...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Honda Accord AUTOMOBILES
CV AXLE SHAFT, Replace -> Front
Vehicle: 2003 Honda Accord LX 2.4 L4 GAS
Front
- Loosen wheel nuts slightly.
- Raise and support vehicle and support it with safety stands in proper locations.
- Remove wheel nuts and front wheels.
- Lift up locking tab on spindle nut then remove nut.
- Drain transmission fluid and reinstall drain plug using a new washer.
- Hold stabilizer ball joint pin with a hex wrench and remove flange nut.
- Separate front stabilizer link from lower arm.
- Remove lock pin from lower arm ball joint castle nut, and remove nut then separate ball joint from lower arm lower arm using ball joint thread protector and remover. To avoid damaging ball joint...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Honda Accord AUTOMOBILES
Alternator, Replace
Vehicle: 2003 Honda Accord EX 3.0 V6 GAS
- Disconnect battery ground cable.
- Move auto-tensioner and remove alternator belt.
- Disconnect condenser fan motor connector and remove condenser fan/shroud.
- Disconnect alternator electrical connectors.
- Disconnect alternator four-pin connector and black wire.
- Remove alternator and bracket moun...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Honda Accord AUTOMOBILES
Cabin Air Filter Service -> Honda -> 2003-09 Accord & 2005-07 Accord Hybrid
Vehicle: 2003 Honda Accord EX 3.0 V6 GAS
On 2003-05 models, the cabin air filter should be replaced every 30,000 miles or 24 months. If the vehicle is operated primarily in urban areas with high concentrations of soot and diesel powered vehicles, replace the filter every 15,000 miles. The filter should be replaced more often if air flow is less than normal.
On 2006-09 models, the cabin air filter should be replaced at Maintenance Minder Indicator Symbol 2. If the vehicle is operated primarily in urban areas with high concentrations of soot and diesel powered vehicles, replace the filter e...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Honda Accord AUTOMOBILES
Honda -> Maintenance Required Lamp -> 1999-2004 Odyssey & 2003-05 Accord V6 Engine
Vehicle: 2003 Honda Accord EX 3.0 V6 GAS
At 5600-6100 miles this lamp will blink for 10 seconds when the ignition is turned On. At 7400-7600 miles the lamp will remain lit at ignition in On position.
To reset the maintenance re...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Honda Accord AUTOMOBILES
Heater Hose, Replace -> Bypass -> Inlet -> Outlet
Vehicle: 2003 Honda Accord LX 2.4 L4 GAS
Inlet
- Disconnect negative cable from battery terminal.
- Drain engine coolant into a suitable container.
- Reposition hose clamp with suitable tool.
- Remove hose from heater core tube.
- Reposition hose clamp with suitable tool.
- Remove hose from EGR valve tube.
- Reverse procedure to install.
Outlet
- Disconnect negative cable from battery terminal.
- Drain engine coolant into a suitable container.
- Reposition hose clamp with suitable ...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Honda Accord AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 Honda Accord EX 2.4 L4 GAS
- Rotate or lift the belt tensioner arm, using a suitable tool to relieve tension from dr...
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COMPONENT LOCATION DIAGRAMS FOR 2003 Honda Accord AUTOMOBILES
Component location diagrams for most 2003 Honda Accord cars and light trucks sold in the U.S. from 1990+.
Rear Body Components Diagram for 2003 Honda Accord LX 2.4 L4 GAS Components on diagram: |
Multiplex Integrated Control System Components Diagram for 2003 Honda Accord LX 2.4 L4 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 2003 Honda Accord AUTOMOBILES
OEM drawn wiring diagrams for most 2003 Honda Accord cars and light trucks sold in the U.S.
2003 Honda Accord DX 2.4 L4 GAS Wiring Diagram Components on diagram: |
2003 Honda Accord LX 2.4 L4 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 Honda Accord AUTOMOBILES
OEM TSB listings for most 2003 Honda Accord cars and light trucks sold in the U.S. from 1985+.
Document: ATEQ VT55 TPMS Update Information Vehicle: 2003 Honda Accord DX 2.4 L4 GAS Auto Systems: |
Document: Product Update: Intake Air Breather Pipe Vehicle: 2003 Honda Accord DX 2.4 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 Honda Accord AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Honda Accord cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2003 Honda Accord cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2003 Honda Accord cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2003 Honda Accord cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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