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Toyota
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2003
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Celica GT L4-1.8L (1ZZ-FE)
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Repair and Diagnosis
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Body and Frame
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Body Control Systems
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Testing and Inspection
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Component Tests and General Diagnostics
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Horn Circuit
Horn Circuit
CIRCUIT DESCRIPTION
The horn is connected to and activated by the body ECU.
Wiring Diagram:
Step 1 - 2:
INSPECTION PROCEDURE