Voltage Control Unit Circuit Malfunction High

Table of contents

P1F3D ACURA Possible Causes

  • Faulty Voltage Control Unit
  • Voltage Control Unit harness is open or shorted
  • Voltage Control Unit circuit poor electrical connection

How do I fix code P1F3D 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 P1F3D ACURA code

  The cost of diagnosing the P1F3D 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)

P1F3D ACURA Description

  The motor control module (generator) receives IGBT high side short-circuit information detected by the Voltage Control Unit (VCU) via serial communication and detects a malfunction and stores a DTC when the information is received continuously for the prescribed time or more.


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