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2003 Toyota Corolla Powertrain Control

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2003 Toyota Corolla
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Vehicle Options
4 Cyl 1.8 L GAS
Vehicle Options
4 Cyl 1.8 L GAS
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A/C & Heating
Air & Fuel Delivery
Belts & Cooling
Body & Hardware
Brakes
Charging & Starting
Driveline & Axles
Emission Control & Exhaust
Engine
Headlights & Lighting
Interior & Exterior Trim
Maintenance & Lubrication
Steering
Suspension
Transmission
Categories Close X

Currently selected

Other Categories

A/C & Heating
Air & Fuel Delivery
Belts & Cooling
Body & Hardware
Brakes
Charging & Starting
Driveline & Axles
Emission Control & Exhaust
Engine
Headlights & Lighting
Interior & Exterior Trim
Maintenance & Lubrication
Steering
Suspension
Transmission
2 diagrams found for the vehicle you selected.Select your vehicle options to narrow down results.
  • 1.Emission System - Emission Components
    2003 Toyota Corolla Powertrain Control Diagram 1 - Thumbnail
  • 2.Engine / Transaxle - Air Intake
    2003 Toyota Corolla Powertrain Control Diagram 2 - Thumbnail
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Part No. & Part Description
Price & Qty.
Part No. &
Part Description
  • Toyota 89666-02290 ECM
    89666-02290
    ECM
    • Part Notes: Corolla; Usa Built; 1.8l; Manual Trans; All
    $731.73 $499.30
    1
    Add To Cart
  • 89666-02300
    ECM
    • Part Notes: Corolla; Usa Built; 1.8l; Auto Trans; 4 Speed; All
    $651.28 $444.40
    1
    Add To Cart
  • 90987-02027
    Relay, Computer (For EFI)
    • Part Notes: PART NUMBER LABEL=90987-02027
    • Production Date: 07/2003-05/2004
    • Fitting Vehicle Options: ZZE130.. JPP.. 4FC.. USA; ZZE130.. 5F; ZZE130.. CND
    • Part Name Code: 85910F
    • Replaced By: 90080-87026
    $30.11 $21.63