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DTC P1437 (41): Motor Power Inverter (MPI) Module Short Circuit: General Description

The motor control module (MCM) detects an internal short circuit malfunction of the 3-phase section in the motor power inverter (MPI) module. When the MPI module short circuit condition occurs for a specified cycle within a set time, or when the phase motor current sensor current is a specified current for a set time, a malfunction is detected and a DTC is stored.