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Toyota Truck
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2000
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4 Runner 4WD L4-2.7L (3RZ-FE)
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Repair and Diagnosis
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Diagrams
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Electrical Diagrams
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Horn
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Service Hints
Service Hints
B16 (A) BODY ECU
7-GROUND:
Always approx.
12 Volts
A-1-GROUND:
Continuity with
horn
SW
ON