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Toyota
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2003
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4 Runner 2WD V6-4.0L (1GR-FE)
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Testing and Inspection
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Reading and Clearing Diagnostic Trouble Codes
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Displaying & Reading Trouble Codes
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Without Scan Tool
Without Scan Tool
TOYOTA does not provide a procedure for reading diagnostic trouble codes without a scan tool.