Generator Motor Inverter Circuit Malfunction

Table of contents

P1D8D ACURA Possible Causes

  • Faulty Generator Motor
  • Generator Motor harness is open or shorted
  • Generator Motor circuit poor electrical connection
  • Faulty Motor Power Inverter (MPI) Module
  • Faulty Motor Control Module (Generator)

How do I fix code P1D8D ACURA?

  Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.

Cost of diagnosing the P1D8D ACURA code

  The cost of diagnosing the P1D8D ACURA code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1D8D ACURA Description

  The Motor Control Module (Generator) receives a short circuit malfunction of the three-phase section detected by the Motor Power Inverter (MPI) Module (generator) or the state where the IGBT drive power voltage is below the specified value via a serial communication. If the MPI module (generator) short circuit condition occurs or the IGBT drive power voltage is low for a set time, the motor control module (generator) determines a malfunction and stores a DTC.


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