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Toyota
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2003
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Sequoia 2WD V8-4.7L (2UZ-FE)
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Repair and Diagnosis
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Heating and Air Conditioning
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Control Assembly
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Testing and Inspection
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Air Conditioning Control Assembly
Air Conditioning Control Assembly
INSPECTION
INSPECT BULB
Apply the tester as shown in the illustration to the test for continuity.
If continuity exists, replace the heater control.
If no continuity exists, replace the bulb.