2003 Toyota Celica REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

Auto Parts Search


2003 Toyota Celica CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Toyota 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!

Help me findSearch

Select Section

Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Toyota Celica car and truck repair procedures including Toyota engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your Toyota Celica automobile. Try the Automotix DIY solution today!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >
Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Toyota mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 2003 Toyota Celica vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR 2003 Toyota Celica AUTOMOBILES

Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 2003 Toyota Celica GT 1.8 L4 GAS

[[table data]] [[table data]]

CLICK HERE TO GET FULL ACCESS TO 2003 Toyota Celica A/C & HEATER SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 2003 Toyota Celica AUTOMOBILES

Toyota -> Hydraulic Brake Systems -> Brake System Bleed -> Brake Lines -> Master Cylinder
Vehicle: 2003 Toyota Celica GT 1.8 L4 GAS

Master Cylinder

  • Fill reservoir with fluid.
  • Disconnect tubes from master cylinder. Then slowly depress brake pedal and hold.
  • Block off outlet holes with fingers, and release pedal. Repeat three or four times.

Brake Lines

Bleed wheel with longest brake line first, then work your way...

CLICK HERE TO GET FULL ACCESS TO 2003 Toyota Celica BRAKE SERVICE PROCEDURES

FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Toyota Celica AUTOMOBILES

Toyota -> Fuel Filter Scheduled Maintenance -> 1986-06 Models -> Normal Service -> Severe Service
Vehicle: 2003 Toyota Celica GT 1.8 L4 GAS

Normal Service

Service as r...

CLICK HERE TO GET FULL ACCESS TO 2003 Toyota Celica FUEL FILTER REPLACEMENT PROCEDURES

DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Toyota Celica AUTOMOBILES

CV AXLE SHAFT, Replace
Vehicle: 2003 Toyota Celica GT 1.8 L4 GAS

  • Raise and support vehicle.
  • Remove wheel and tire assembly.
  • Drain transmission fluid.
  • Unstake driveshaft hub nut.
  • With an assistant applying brakes, remove driveshaft hub nut.
  • Remove cotter pin and nut from outer tie rod end.
  • Disconnect tie rod assembly from steering knuckle using a suitable pry tool.
  • Remove bolts and nuts and disconnect lower control arm from lower ball joint assembly.
  • Disconnect drive shaft from axle hub assembly, using a plastic ha...

CLICK HERE TO GET FULL ACCESS TO 2003 Toyota Celica DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Toyota Celica AUTOMOBILES

Starter, Replace
Vehicle: 2003 Toyota Celica GT 1.8 L4 GAS

  • Disconnect battery ground cable.
  • Remove upper radiator support seal.
  • Disconnect MAF, then vacuum switching valve for EVAP.
  • Disconnect two hoses, then three clamps and air cleaner cap from air cleaner case.
  • Loosen hose clamp, then disconnect air cleaner hose from throttle body.
  • Remove air filter, then disconnect hose from VSV...

CLICK HERE TO GET FULL ACCESS TO 2003 Toyota Celica STARTER & ALTERNATOR REPLACEMENT PROCEDURES

CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Toyota Celica AUTOMOBILES

Cabin Air Filter Service -> Toyota -> 2000-05 Celica
Vehicle: 2003 Toyota Celica GT 1.8 L4 GAS

On 2000-02 models, under normal operating conditions the cabin air filter should be replaced every 15,000 miles. In dusty areas change the cabin air filter every 10,000 miles.

On 2003-05 models, under normal operating conditions the cabin air filter should be replaced every 22,500 miles. In dusty areas change the cabin air filter every 10,000 miles.

  • Open the glove compartment door.
  • Remove the two glove compartment pins, then pull the glove compart...

CLICK HERE TO GET FULL ACCESS TO 2003 Toyota Celica CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES

MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Toyota Celica AUTOMOBILES

Toyota -> Anti-Lock Brake System (ABS)/Vehicle Stability Control (VSC) System Warning Lamp -> 2000-05 Celica
Vehicle: 2003 Toyota Celica GT 1.8 L4 GAS

The anti-lock warning lamp is used to warn of a system fault. The lamp will be lit during engine start-up, but should go out when the self-diagnostic system verifies proper anti-lock operation. If the lamp remains lit, a fault in the anti-lock brake system is indicated. After system diagnosis and repair are complete, the lamp c...

CLICK HERE TO GET FULL ACCESS TO 2003 Toyota Celica MAINTENANCE LAMP RESET PROCEDURES

RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Toyota Celica AUTOMOBILES

Radiator, Replace
Vehicle: 2003 Toyota Celica GTS 1.8 L4 GAS

  • Remove upper radiator front fender apron, then upper radiator support seals.
  • Drain engine coolant into a suitable container.
  • Remove front bumper cover, then air cleaner, Fig. .
  • Disconnect radiator reservoir hoses, then remove bolt and engine coolant reservoir.
  • Disconnect electric cooling fan connectors, then radiator and oil cooler hoses from rad...

CLICK HERE TO GET FULL ACCESS TO 2003 Toyota Celica RADIATOR & HOSE REPLACEMENT PROCEDURES

SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Toyota Celica AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 2003 Toyota Celica GTS 1.8 L4 GAS

  • Rotate or lift the belt tensioner arm, using a suitable tool to relieve tension from dr...

CLICK HERE TO GET FULL ACCESS TO 2003 Toyota Celica SERPENTINE BELT SERVICE PROCEDURES

COMPONENT LOCATION DIAGRAMS FOR 2003 Toyota Celica AUTOMOBILES

Component location diagrams for most 2003 Toyota Celica cars and light trucks sold in the U.S. from 1990+.

Instrument Panel Diagram for 2003 Toyota Celica GT 1.8 L4 GASInstrument Panel Diagram for 2003 Toyota Celica GT 1.8 L4 GAS

Components on diagram:
  • Radio
  • Ignition Switch
  • Glove Box Light
  • Parking Brake Switch
  • Rheostat
  • Fog Light System Diagram for 2003 Toyota Celica GT 1.8 L4 GASFog Light System Diagram for 2003 Toyota Celica GT 1.8 L4 GAS

    Components on diagram:
  • Combination Switch
  • Fog Light Relay
  • Fog Light Switch
  • Fog Light
  • FOG Fuse
  • CLICK HERE TO GET FULL ACCESS TO 2003 Toyota Celica PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 2003 Toyota Celica AUTOMOBILES

    OEM drawn wiring diagrams for most 2003 Toyota Celica cars and light trucks sold in the U.S.

    2003 Toyota Celica GTS 1.8 L4 GAS Wiring Diagram2003 Toyota Celica GTS 1.8 L4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Ignition Switch
  • Ignition Relay
  • Antilock Brake System Indicator
  • Right Front Antilock Brake System Speed Sensor
  • 2003 Toyota Celica GTS 1.8 L4 GAS Wiring Diagram2003 Toyota Celica GTS 1.8 L4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Remote Control Mirror Switch
  • Ignition Switch
  • Ignition Relay
  • Moonroof Control Switch
  • CLICK HERE TO GET FULL ACCESS TO 2003 Toyota Celica WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 2003 Toyota Celica AUTOMOBILES

    OEM TSB listings for most 2003 Toyota Celica cars and light trucks sold in the U.S. from 1985+.

    Document: UPPER/LOWER WINDSHIELD/REAR GLASS TICK NOISE - REVISED
    Vehicle: 2003 Toyota Celica GT 1.8 L4 GAS

    Symptoms:
  • Noise
  • Auto Systems:
  • Glass, Doors, Hood, Decklid, Tailgate, Liftgate, Locks
  • Document: REPAIR MANUAL SUPPLEMENT: VEHICLE PULLING TO ONE SIDE - REVISED
    Vehicle: 2003 Toyota Celica GT 1.8 L4 GAS

    Symptoms:
  • Pull, Grab
  • Auto Systems:
  • Steering, Suspension
  • CLICK HERE TO GET FULL ACCESS TO 2003 Toyota Celica TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 2003 Toyota Celica AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Toyota Celica 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 Toyota Celica 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 Toyota Celica 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 Toyota Celica 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

    CLICK HERE TO GET FULL ACCESS TO 2003 Toyota Celica SPECIFICATIONS DATA!

    Shop online for auto body parts, engines, wheels, lights...

    More parts
    Help me findSearch
    Auto Repair Quick Search
    Help me find
    Search DIY repair manuals by VIN...
    Vehicle Identification Number is a unique serial number used by the automotive industry to identify individual motor vehicles

    Find out what info we have for your vehicle

    Get the Complete Technical Service Bulletins!
    Get the Complete Technical Service Bulletins!Access diagrams and repair information such as wiring diagrams, diagnosis and repair charts, manufacturer service bulletins, and OEM Part numbers of your 2003 Toyota Celica vehicle.
    Access the Complete guide!
    Need To Fix Your Car or Truck?
    Save Money With Free Car Insurance Quote
    FREE car insurance quote
    Enter Zip Code:
    Auto Repair Quick Search
    Help me find