Engine-Codes - Generic - U0594

U0594 - Invalid Data Received From Hybrid Powertrain Control Module

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

U0594 Possible Causes

  • Faulty Hybrid Powertrain Control Module
  • Hybrid Powertrain Control Module harness is open or shorted
  • Hybrid Powertrain Control Module circuit poor electrical connection

How is the U0594 code repair?

Start by checking 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.

What is the cost to diagnose the U0594 code

Labor: 1.0

The cost to diagnose the U0594 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
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Possible Symptoms

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

U0594 Meaning

A Controller Area Network (CAN) is a vehicle bus standard designed to interconnect automotive devices without a host computer. Operating information and commands are exchanged among the devices. The devices have programmed information about what messages are needed to be exchanged on the serial data circuits. Some devices are constantly receiving information from other devices through serial data communication network. The invalid data Diagnostic Trouble Code (DTC) will be set when a receiving device detects a discrepancy in the information it receives from the Hybrid Powertrain Control Module causing its integrity to be questioned.

More Information

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Information for specific makes

  • U0594 BUICK Invalid Data Received From Hybrid Powertrain Control Module
  • U0594 CADILLAC Invalid Data Received From Hybrid Powertrain Control Module
  • U0594 CHEVROLET Invalid Data Received From Hybrid Powertrain Control Module
  • U0594 CHRYSLER Invalid Data Received From Hybrid Powertrain Control Module
  • U0594 DODGE Invalid Data Received From Hybrid Powertrain Control Module
  • U0594 FORD Invalid Data Received From Hybrid Powertrain Control Module
  • U0594 GMC Invalid Data Received From Hybrid Powertrain Control Module
  • U0594 JEEP Invalid Data Received From Hybrid Powertrain Control Module
  • U0594 LINCOLN Invalid Data Received From Hybrid Powertrain Control Module
  • U0594 MERCURY Invalid Data Received From Hybrid Powertrain Control Module
  • U0594 RAM Invalid Data Received From Hybrid Powertrain Control Module

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