2003 Toyota Corolla Electrical Parts
- Light Switches
- Light Relays + Sensors
- Fuses
- Air Bag Parts
- Electrical Wiring, Cables & Connectors
- Replacement Gauges
- Cruise Control
- Horns
- Power Mirror Switches + Relays
- Door Lock Actuators + Switches
- Window Motors + Switches
- Defrosters
- Alternators
- Starters
- Batteries
- Voltage Regulators
- A/C Relays, Sensors
- Fuel Sensors & Switches
- Cooling System Switches, Sensors & Relays
- Oxygen Sensors
- Engine Sensors, Relays, Switches & Connectors
- Transmission Solenoids, Sensors, Switches & Control Units
- Starting & Charging Relays, Cables + Connectors
- Brake System Sensors
- Steering Valves, Relays & Sensors
- Mass Air Flow Sensors
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TRQ®Crankshaft Position SensorToyota Corolla 2003, Crankshaft Position Sensor by TRQ®. Replace your vehicle’s faulty cam sensor with the TRQ engine camshaft position sensor to make your engine perform as it should and bring your vehicle back to its former glory....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$31.30 - $48.45$32.95 - $49.95Save up to 5% - Walker Products®Oxygen SensorToyota Corolla 1.8L 1ZZ-FE Engine 2003, Oxygen Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will...High quality at an affordable priceExpertly made from premium materials$42.06 - $57.30
- Bosch®Remanufactured AlternatorToyota Corolla Japan Built with 80 Amp Alternator 2003, Remanufactured Alternator by Bosch®. Current: 80 Amp. With 6 Groove Serpentine Pulley. Internal Fan. Plug Position: 8:00 O'Clock. Voltage Regulator: Internal. Rotation: Clockwise....100% exhaustive multipoint quality and performance testingEnsures cranking and starting performance under all temperature extremes$136.73
- Four Seasons®Radiator Fan ControllerToyota Corolla 2003, Radiator Fan Controller by Four Seasons®. Connector Shape: Rectangle. Connector Gender: Male. Voltage: 12 V. Radiator Mounted. Activated by radiator temp and/or A/C Clutch. Adjustable (140° - 220 °F) with Relay....OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$38.42
- Walker Products®Crankshaft Position SensorToyota Corolla 1.8L 2003, Crankshaft Position Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet...High quality at an affordable priceExpertly made from premium materials$36.52
- Spectra Premium®Mass Air Flow SensorToyota Corolla 1.8L 2003, Black Mass Air Flow Sensor by Spectra Premium®. Make sure your engine breathes properly with our selection of top-quality replacement air intake parts. These parts are made by trusted brands that use the finest...Provide more consistent voltage to eliminate engine rough idle problemsPlatinum connector threads reduce the number of connection points for faster reaction to change$65.01
- Bosch®Remanufactured StarterToyota Corolla 1.8L 2003, Remanufactured Starter by Bosch®. Rated Power: 1.1 kW. Rotation: Clockwise. With 10-Tooth Pinion Gear. Voltage: 12V. Bosch Professional Preferred Remanufactured Starters are built for extreme heat, cold and...100% exhaustive multipoint quality and performance testingEnsures cranking and starting performance under extreme temperatures$99.04
- BBB Industries®Premium™ Remanufactured AlternatorToyota Corolla 1.8L 2003, Premium™ Remanufactured Alternator by BBB Industries®. Current: 80 Amp. With 6 Groove Serpentine Pulley. Internal Fan. Plug Position: 9:00 O'Clock. Voltage Regulator: Internal. Designed utilizing the latest...Developed with modern technology and innovationMeticulously Tested for the ultimate in quality$109.91
- BBB Industries®AlternatorToyota Corolla 1.8L 2003, Alternator by BBB Industries®. Current: 80 Amp. Do you hear nothing but "click, click" when you turn the key? Is the BATTERY dash light on? Your vehicle is in need of engine electrical system repair, but before...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$184.83
- Remy®AlternatorToyota Corolla 1.8L 1ZZ-FE Engine 2003, Alternator by Remy®. Current: 80 Amp. With 6 Groove Serpentine Pulley. Internal Fan. Output Terminal: M6X1.0. Plug Position: 9:30 O'Clock. Voltage Regulator: Internal. Rotation: Clockwise....Boasts the lowest mass in the industryProvides maximum fuel economy$89.01 - $157.69
- TRQ®Front Driver Side Door Lock Actuator and Integrated LatchToyota Corolla 2003, Front Driver Side Door Lock Actuator and Integrated Latch by TRQ®. Replace a malfunctioning door lock actuator with this high-quality solution from TRQ. Designed to fit and function exactly as the OEM component, it...Designed to deliver trouble-free, consistent performanceMade from the same material as the original part$67.15$69.95Save $2.80 (4%)
- WVE®Neutral Safety SwitchToyota Corolla 1.8L Transmission 2003, Neutral Safety Switch by WVE®. Connector Type: Female. Terminal: Male. Terminal Quantity: 9. Terminal Type: Blade. Replace your worn-out or faulty component with this quality replacement from WVE....Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$160.18
- Bosch®Narrow-band Oxygen SensorToyota Corolla 1.8L 2003, Narrow-band Oxygen Sensor by Bosch®. The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are...OE-EquivalentOE Style connectors and wire lengths$50.81
- WVE®Engine Coolant Temperature SensorToyota Corolla 2003, Engine Coolant Temperature Sensor by WVE®. Terminal Quantity: 2. Connector Shape: Rectangular. Terminal Type: Blade. Replace your worn-out or faulty component with this quality replacement from WVE. This product is...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$23.90
- AISIN®Automatic Transmission Speed SensorToyota Corolla 1.8L 1ZZ-FE Engine Transmission 2003, Automatic Transmission Speed Sensor by AISIN®. Do you feel shaking or shuddering when you engage the clutch; hear grinding noise when you shift gears? Does your engine race without an...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$62.88
- gpd®A/C Trinary SwitchToyota Corolla 1.8L 2003, A/C Trinary Switch by gpd®. The electrical switch is designed to give feedback to the engine management system. The ECM controls the A/C system on modern vehicles. In earlier vehicles, they are used to directly...Designed to meet/exceed OE fit, form and functionDurability tested on every new design$20.19
- Standard®Intermotor™ Camshaft Position Sensor ConnectorToyota Corolla 2003, Intermotor™ Camshaft Position Sensor Connector by Standard®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...Made with precision and quality in mindDesigned to meet your specific needs$3.16
- Genuine®Voltage RegulatorToyota Corolla CE / LE / S 2003, Voltage Regulator by Genuine®. If your starting and charging system parts are in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement parts from...Designed to restore your vehicle’s starting and charging systemGenuine OE replacement parts from the OE manufacturer$151.56
- ACDelco®Gold™ Remanufactured StarterToyota Corolla 1.8L with PMGR Nippondenso Starter 2003, Gold™ Remanufactured Starter by ACDelco®. Rated Power: 1.4 kW. Rotation: Clockwise. With 10-Tooth Pinion Gear. Voltage: 12V. Designed utilizing the latest technology, this...$110.66
- TRQ®Oil Pressure SwitchToyota Corolla 2003, Oil Pressure Switch by TRQ®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will meet your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$18.95$19.95Save $1.00 (5%)
- gpd®Engine Coolant Temperature SensorToyota Corolla 1.8L 2003, Engine Coolant Temperature Sensor by gpd®. Terminal Quantity: 2. The electrical switch is designed to give feedback to the engine management system. The ECM controls the A/C system on modern vehicles. In...Designed to meet or exceed OE fit, form, and functionDurability tested on every new design$9.22
- Quality-Built®StarterToyota Corolla 1.8L with Nippondenso Starter 2003, Starter by Quality-Built®. Type: Permanent Magnet Gear Reduction. Rotation: Clockwise. With 10-Tooth Pinion Gear. Voltage: 12V. Get professional installer quality at a DIY price with a...Designed specifically for the high demands of professional installersSelect components and advanced manufacturing techniques provide unparalleled performance and reliability$55.59 - $105.77
- ACDelco®Professional™ AlternatorToyota Corolla 1.8L 1ZZ-FE Engine Japan Built 2003, Professional™ Alternator by ACDelco®. Current: 80 Amp. With 6 Groove Serpentine Pulley. Pulley Size: 55 mm. Internal Fan. Plug Position: 10:00 O'Clock. Voltage Regulator: Internal....New units are manufactured under the guidelines of ISO Quality Standards to ensure consistent quality.All components are 100% new to provide improved performance and long-life reliability.$175.89
- TRQ®Neutral Safety SwitchToyota Corolla 2003, Neutral Safety Switch by TRQ®. If you want to replace a faulty neutral safety switch, go with this high-grade TRQ part available at a fair price. Built to meet or exceed the highest customers’ expectations, it is...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$41.75$43.95Save $2.20 (5%)
- ACDelco®Professional™ StarterToyota Corolla 1.8L 1ZZ-FE Engine 2003, Professional™ Starter by ACDelco®. Rated Power: 1.6 kW. Rotation: Clockwise. With 10-Tooth Pinion Gear. Voltage: 12V. When you need to match original equipment specifications in a replacement...New units are manufactured under the guidelines of ISO Quality Standards to ensure consistent qualityAll components are 100% new to provide improved performance and long-life reliability$130.06
- Delphi®Mass Air Flow SensorToyota Corolla 1.8L 2003, Mass Air Flow Sensor by Delphi®. When it comes to MAF sensors, communication with the ECM is key. That’s why Delphi MAF sensors use all new parts - never remanufactured parts that could harbor debris and...Extensive coverageManufactured to meet or exceed OE requirements and testing$96.31
- Delphi®Mass Air Flow SensorToyota Corolla 1.8L 2003, Mass Air Flow Sensor by Delphi®. When it comes to MAF sensors, communication with the ECM is key. That’s why Delphi MAF sensors use all new parts - never remanufactured parts that could harbor debris and...Extensive coverageManufactured to meet or exceed OE requirements and testing$96.31
- WVE®Window SwitchToyota Corolla 2003, Window Switch by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$25.12 - $367.72
- WAI Global®Power Window MotorToyota Corolla 2003, Power Window Motor by WAI Global®. If your vehicle's window regulator wore out, WAI has you covered with the right part for your replacement needs. Precisely designed, this premium product provides the same quality,...100% tested to O.E.M. specifications (form, fit and function)Exactly fits in the place of your original part$27.68 - $28.52
- BBB Industries®Premium™ Remanufactured StarterToyota Corolla 1.8L with Nippondenso Starter 2003, Premium™ Remanufactured Starter by BBB Industries®. Type: Permanent Magnet Gear Reduction. Rated Power: 1.6 kW. Rotation: Clockwise. With 10-Tooth Pinion Gear. Voltage: 12V. If your...Developed with modern technology and innovationMeticulously tested for the ultimate in quality$88.13
Shop By Service Type
- Turn Signal Switch Replacement
- Fog Light Switch Replacement
- Cruise Control Switch Replacement
- Headlight Closure Relay Replacement
- Air Bag Clockspring Replacement
- Parking Brake Warning Switch Replacement
- Backup Light Switch Replacement
- Vehicle Speed Sensor Replacement
- Cruise Control Brake Release Switch Replacement
- Door Mirror Switch Replacement
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2003 Toyota Corolla Electrical Reviews
1 review
Easy Install!
Standard® - Intermotor™ Steering Column SwitchesPosted by Daniel (Santa Barbara, CA) / May 11, 20182005 Toyota Corolla
2003 Toyota Corolla Models
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