Engine-Codes - Mercury - U0001 MERCURY

U0001 MERCURY - High Speed CAN Communication Bus

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

U0001 MERCURY Possible Causes

  • Faulty Power Steering Control Module (PSCM)
  • Power Steering Control Module (PSCM) harness is open or shorted
  • Power Steering Control Module (PSCM) circuit poor electrical connection

How is the U0001 MERCURY 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 U0001 MERCURY code

Labor: 1.0

The cost to diagnose the U0001 MERCURY code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
How much do you know about cars?

Take the AutoCodes.com automotive tests and turbo-charge your car repair knowledge

Play Now

Possible Symptoms

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

U0001 MERCURY Meaning

The Power Steering Control Module (PSCM) monitors the HS-CAN bus when the ignition has been on for more than 5 seconds, when the voltage to the PSCM is greater than 9 volts and when there is no Diagnostic Trouble Code (DTC) present that is inhibiting PSCM operation. This DTC sets if the PSCM is unable to communicate with any other modules on the HS-CAN network for greater than 320 milliseconds.

More Information

Need more information on how to fix the U0001 MERCURY code?
Get Access to Factory Service Manuals

Need more help?

Get the U0001 Mercury code diagnosed by a professional: Find a repair shop in your area