Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2004CELICA GT, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 90 (ENGINE CONTROLS - SELF-DIAGNOSTICS)CONNECTOR IDENTIFICATION
2004 Toyota Celica GT, Standard
Connector Identification
2004 Toyota Celica GT, StandardSECTION Connector Identification
WARNING: This page is about a different car, the 2003 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.
For wire color abbreviation definitions for manufacturer diagrams, see WIRE COLOR IDENTIFICATION table.
WIRE COLOR IDENTIFICATION
| Abbreviation | Wire Color |
|---|---|
| B | Black |
| BR | Brown |
| G | Green |
| GR | Gray |
| L | Blue |
| O | Orange |
| P | Pink |
| R | Red |
| W | White |
| Y | Yellow |
For connector identification for ECM connector views, see Figure.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.