AutoCodes – Mercury – U1000 Mercury

U1000 Mercury Code - Solid State Driver Protection Active Driver Disabled

Quick Answer

The Body Control Module (BCM) uses solid-state drivers (Field Effect Transistors (FET)) to control the output of several vehicle systems. Common causes include Faulty Body Control Module (BCM), Body Control Module (BCM) harness is open or shorted, Body Control Module (BCM) circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: U1000 Mercury indicates Solid State Driver Protection Active Driver Disabled.
Common causes: Common causes include Faulty Body Control Module (BCM), Body Control Module (BCM) harness is open or shorted, Body Control Module (BCM) circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 858

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 14, 2020

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U1000 Mercury Description

The Body Control Module (BCM) uses solid-state drivers (Field Effect Transistors (FET)) to control the output of several vehicle systems. When an overload occurs on any of these drivers, the BCM disables the output and tracks the number of repetitive faults on each of these circuits. The module compares this number of overloads to 3 progressive thresholds established for each circuit. At each threshold, Diagnostic Trouble Code (DTC) U1000:00 sets along with the DTC associated with the affected circuit.

OBDII Code U1000 Mercury - Solid State Driver Protection Active Driver Disabled - AutoCodes.com — U1000 Mercury Code - Solid State Driver Protection Active Driver Disabled

What does this mean?

What are the Possible Causes of the DTC U1000 Mercury?

Faulty Body Control Module (BCM)
Body Control Module (BCM) harness is open or shorted
Body Control Module (BCM) circuit poor electrical connection

How to Fix the DTC U1000 Mercury?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the U1000 Mercury code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the U1000 Mercury code?

Need more information on how to fix the U1000 Mercury code? Get Access to Factory Service Manuals

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about U1000 Mercury Code

1. What does the OBDII code U1000 mean for a Mercury vehicle?

The U1000 code indicates a communication issue on the Controller Area Network (CAN) bus, often accompanied by the description "Solid State Driver Protection Active Driver Disabled."

2. What are the common symptoms of the U1000 code in a Mercury?

Symptoms may include the check engine light turning on, intermittent electrical issues, loss of communication with certain control modules, or vehicle performance problems.

3. What causes the U1000 code to trigger in a Mercury?

The most common causes include damaged wiring, faulty connectors, a malfunctioning control module, or interference in the CAN bus network.

4. Can a weak battery cause the U1000 code in a Mercury?

Yes, a weak or failing battery can cause communication issues on the CAN bus, potentially triggering the U1000 code.

5. How do you diagnose the U1000 code in a Mercury?

Diagnosis involves using a scan tool to check for additional communication codes, inspecting CAN bus wiring and connections, and testing the affected control modules.

6. Can a blown fuse cause the U1000 code in a Mercury?

Yes, a blown fuse related to the CAN bus or control module power supply can interrupt communication and trigger the code.

7. How do you fix the U1000 code on a Mercury?

Repairs may include fixing or replacing damaged wiring, cleaning or reconnecting loose connectors, replacing a faulty control module, or addressing any underlying electrical issues.

8. Is it safe to drive a Mercury with the U1000 code active?

It depends on the severity of the issue. If critical modules are not communicating, it could affect drivability or safety, so it's best to address the problem promptly.

9. Can clearing the code fix the U1000 issue in a Mercury?

Clearing the code may temporarily reset the system, but the underlying issue must be resolved to prevent the code from returning.

10. Do I need specialized tools to fix the U1000 code in a Mercury?

Yes, diagnosing and repairing this code typically requires a professional-grade scan tool capable of reading CAN bus data and identifying communication issues.