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Home >> Honda >> 2021 >> Insight EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Advanced Diagnostics (2 Of 2) >> Advanced Diagnostics >> DTC P1721 >> Malfunction Threshold

Malfunction Threshold

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The IG1 signal information detected by the PCM is ON and the IG1 signal information detected by the park pawl actuator driver unit is OFF for at least 1.2 seconds.

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