LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Honda >> 2013 >> Insight Base >> Repair and Diagnosis >> Engine Performance >> System >> Advanced Diagnostics >> DTC P1634 (47): Motor Power Inverter (MPI) Module Signal Circuit Malfunction >> Enable Conditions
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Enable Conditions

Condition Minimum Maximum
Elapsed time after the MCM is activated 3 seconds -
Battery voltage 6.5 V -
Ignition switch ON (II)
No active DTCs set (prevents monitor from running) P0602 (91), P0602 (92)