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2007
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Tundra 2WD V6-4.0L (1GR-FE)
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Heating and Air Conditioning
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Component Tests and General Diagnostics
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Automatic Air Conditioning System
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IG Power Source Circuit
IG Power Source Circuit
IG Power Source Circuit
DESCRIPTION
When the ignition switch is turned ON, positive (+) battery voltage is applied to the air conditioning amplifier.
Wiring Diagram:
Step 1:
Step 2:
INSPECTION PROCEDURE