Engine-Codes - Mercury - U0001 MERCURY

U0001 MERCURY Code - High Speed CAN Communication Bus

- Code Popularity: 1,273 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the U0001 MERCURY Code?

  • 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 to Fix the U0001 MERCURY Code?

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'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.

|What are U0001 MERCURY code possible symptoms?

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

|What Does the U0001 MERCURY Code Mean?

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.

High Speed CAN Communication Bus

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