LEMON Manuals
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Honda
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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 P2122, P2123
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Possible Cause
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DTC: P2123
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DTC: P2123
APP sensor A APS1 line short to APP sensor A VCC line
APP sensor A SG line open