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2021
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Insight EX
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System - Advanced Diagnostics (2 Of 2)
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Advanced Diagnostics
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DTC P2279
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Confirmation Procedure
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Operating Condition
Operating Condition
Enter the maintenance mode, then start the engine. Hold the engine speed [Engine Speed] at 3000 RPM without load (in P or N) until the radiator fan comes on.
Let the engine idle for at least 5.5 seconds.