How To Reset Power Steering Assist Fault Ford Focus [DIY]

A Ford Focus power steering reset might be required if you’re experiencing issues with your power steering. Can you reset the power steering assist fault on your Ford Focus yourself? Yes, in many cases, a DIY reset can resolve minor issues. This comprehensive guide will walk you through troubleshooting, diagnosing, and potentially fixing a steering assist fault fix on your Ford Focus.

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Deciphering the Ford Focus Power Steering System

The Ford Focus utilizes an Electric Power Steering (EPS) system, a sophisticated setup that uses an electric motor to assist steering, rather than the traditional hydraulic pump. This system offers several advantages, including improved fuel economy and reduced maintenance. However, like any complex system, it can experience malfunctions. A power steering malfunction Ford Focus often manifests as a stiff steering wheel, especially at low speeds.

How EPS Works in Your Ford Focus

The EPS system relies on several components working in harmony:

• Steering Angle Sensor: Detects the steering wheel’s position and how fast it’s turning.
• Torque Sensor: Measures the amount of force the driver is applying to the steering wheel.
• Electronic Control Unit (ECU) or Power Steering Control Module (PSCM): Processes the data from the sensors and controls the electric motor.
• Electric Motor: Provides the power assist to the steering gear.
• Wiring and Connections: Link all components and supply power.

When you turn the steering wheel, the sensors send information to the ECU. The ECU then commands the electric motor to provide the appropriate amount of assistance, making it easier to steer. A Ford Focus power steering module reset can sometimes correct communication issues within this system.

Identifying the Symptoms of a Power Steering Fault

Recognizing the symptoms is the first step in steering assist failure troubleshooting. Common signs include:

• Heavy or Stiff Steering: The steering wheel feels harder to turn than usual, especially at low speeds. This is a classic symptom of Ford Focus steering wheel hard to turn.
• Intermittent Loss of Power Steering: The power steering works sometimes, but not others.
• Warning Lights: The power steering warning light (usually a steering wheel icon with an exclamation point) illuminates on the dashboard.
• Error Messages: A message such as “Power Steering Assist Fault” or similar may appear on the instrument cluster display.
• Noise: Unusual noises, such as whining or grinding, when turning the steering wheel.
• Uneven Steering Assist: Steering feels easier in one direction than the other.

If you experience any of these symptoms, it’s crucial to investigate the issue promptly to prevent further damage and ensure safe driving.

Potential Causes of Power Steering Issues

Several factors can contribute to a power steering malfunction Ford Focus. These can range from simple fixes to more complex repairs.

• Low Battery Voltage: The EPS system relies on a stable power supply. A weak or failing battery can cause the system to malfunction.
• Faulty Sensors: A malfunctioning steering angle sensor or torque sensor can provide incorrect data to the ECU, leading to steering problems.
• Wiring Issues: Damaged or corroded wiring can disrupt communication between the components.
• Faulty ECU/PSCM: A failure within the ECU or PSCM can prevent the system from functioning correctly.
• Overheating: Excessive use, especially in hot weather, can cause the EPS motor to overheat and temporarily shut down.
• Mechanical Problems: Issues within the steering gear itself can cause stiffness.
• Software Glitches: The EPS system’s software can sometimes experience glitches, requiring a reset or reprogramming.

Basic Troubleshooting Steps

Before attempting a Ford Focus EPS reset procedure, perform these basic checks:

1. Check the Battery: Use a voltmeter to check the battery voltage. It should be above 12.4 volts when the engine is off. Have the battery load tested to ensure it can handle the demands of the EPS system.
2. Inspect Wiring and Connections: Look for any signs of damage, corrosion, or loose connections around the EPS motor, sensors, and ECU. Clean and tighten any loose connections.
3. Check Fuses and Relays: Locate the fuse and relay associated with the power steering system in the owner’s manual. Check if they are blown or damaged. Replace them if necessary.
4. Scan for Error Codes: Use an OBD-II scanner to check for any power steering error code Ford Focus. Note down any codes you find, as they can provide valuable clues about the problem.

Performing a Ford Focus Power Steering Reset

If the basic checks don’t reveal any obvious problems, you can try a Ford Focus power steering reset. Several methods can be used, ranging from simple to more involved.

Method 1: Simple Power Cycle Reset

This is the easiest method and often resolves minor software glitches.

1. Turn off the engine and remove the key from the ignition.
2. Disconnect the negative battery terminal.
3. Wait for 10-15 minutes. This allows the vehicle’s computer to fully reset.
4. Reconnect the negative battery terminal.
5. Start the engine and check if the power steering has returned.

This method essentially forces a hard reset of the vehicle’s electronic systems, including the EPS.

Method 2: Steering Wheel Calibration Procedure

This method involves a specific sequence of steering wheel movements to recalibrate power steering Ford Focus.

1. Start the engine.
2. Turn the steering wheel all the way to the left and hold it for 5 seconds.
3. Turn the steering wheel all the way to the right and hold it for 5 seconds.
4. Return the steering wheel to the center position.
5. Turn off the engine and remove the key.
6. Restart the engine and see if the power steering is working properly.

This procedure can help the EPS system relearn the steering wheel’s position and range of motion.

Method 3: Using an OBD-II Scanner for Reset and Recalibration

Some advanced OBD-II scanners have the capability to reset and recalibrate the EPS system.

1. Connect the OBD-II scanner to the vehicle’s diagnostic port.
2. Turn the ignition key to the “ON” position (engine off).
3. Navigate to the “Power Steering” or “EPS” section of the scanner’s menu.
4. Look for options such as “Reset EPS,” “Calibrate Steering Angle Sensor,” or “Perform Steering Angle Learn.”
5. Follow the on-screen instructions provided by the scanner.
6. Clear any power steering error code Ford Focus after the reset or calibration is complete.
7. Start the engine and check if the power steering is functioning correctly.

Consult your scanner’s manual for specific instructions on how to perform these procedures.

Method 4: Forscan Software

Forscan is a powerful software tool designed specifically for Ford vehicles. It allows you to perform advanced diagnostics, programming, and calibrations, including EPS resets and recalibrations.

Requirements:

• A laptop computer
• A compatible OBD-II adapter (recommended: OBDLink EX)
• Forscan software (available for free download, with paid license options for extended functionality)

Procedure:

1. Download and install Forscan software on your laptop.
2. Connect the OBD-II adapter to your laptop and the vehicle’s diagnostic port.
3. Start Forscan and connect to your vehicle.
4. Navigate to the “Service Procedures” or “Configuration and Programming” section.
5. Look for options related to the EPS system, such as “Steering Angle Sensor Reset,” “EPS Module Initialization,” or similar.
6. Follow the on-screen instructions provided by Forscan.
7. Clear any DTCs (Diagnostic Trouble Codes) after the procedure is complete.
8. Start the engine and verify that the power steering is functioning properly.

Caution: Forscan is a powerful tool that can potentially damage your vehicle’s electronic systems if used incorrectly. Ensure you have a good that you know what you’re doing before using Forscan. Refer to Forscan’s documentation and online forums for guidance.

When to Seek Professional Help

While these DIY methods can resolve many power steering issues, some problems require professional attention. Consider seeking help from a qualified mechanic if:

• The power steering issue persists after attempting the reset procedures.
• You are uncomfortable working on your vehicle’s electrical system.
• You suspect a mechanical problem within the steering gear.
• The OBD-II scanner reveals complex error codes that you cannot diagnose yourself.
• You notice any physical damage to the EPS components.

A professional mechanic has the tools, knowledge, and experience to accurately diagnose and Ford Focus power steering system repair complex issues.

Preventative Maintenance for Your Power Steering System

Regular maintenance can help prevent power steering problems and extend the life of your EPS system.

• Maintain Battery Health: Ensure your battery is in good condition and properly charged.
• Inspect Wiring Regularly: Check the wiring and connections for any signs of damage or corrosion. Clean and protect them as needed.
• Avoid Overloading the System: Avoid prolonged periods of hard steering, especially in hot weather.
• Keep Tires Properly Inflated: Correct tire pressure reduces the strain on the power steering system.
• Address Issues Promptly: Don’t ignore any warning signs or symptoms of power steering problems. The problem will only get worse.

By following these preventative measures, you can help ensure the reliable operation of your Ford Focus power steering system.

Table: Common Power Steering Error Codes and Potential Causes

Error Code	Description	Potential Causes
B2013	Steering Angle Sensor Circuit Malfunction	Faulty steering angle sensor, wiring issues, ECU malfunction
C1000	ECU Malfunction	Faulty ECU, software glitches
C1900	Power Steering Motor Circuit Malfunction	Faulty EPS motor, wiring issues, fuse/relay problems
C1956	Steering Assist Solenoid Circuit Malfunction	Wiring issues, faulty solenoid
U0131	Lost Communication With Power Steering Control Module	Wiring issues, faulty ECU, CAN bus problems

Disclaimer: This information is for general guidance only. Always consult your vehicle’s owner’s manual and a qualified mechanic for specific instructions and safety precautions. Working on your vehicle can be dangerous, and you are responsible for your own safety.

FAQ: Ford Focus Power Steering Issues

Q: What does the power steering warning light mean on my Ford Focus?

A: The power steering warning light indicates a problem with the EPS system. You may experience stiff steering or a complete loss of power steering assist. Scan for error codes to diagnose the issue.

Q: Can a low battery cause power steering problems on a Ford Focus?

A: Yes, a low or weak battery can definitely cause power steering problems. The EPS system requires a stable power supply to function correctly. Have your battery tested.

Q: How much does it cost to fix a power steering fault on a Ford Focus?

A: The cost can vary widely depending on the cause of the problem. Simple fixes like replacing a fuse or resetting the system may cost very little. More complex repairs, such as replacing the EPS motor or ECU, can cost several hundred to over a thousand dollars.

Q: Is it safe to drive with a power steering fault?

A: Driving with a power steering fault can be dangerous, especially at low speeds where more steering effort is required. It can also lead to increased wear and tear on other steering components. It’s best to get the issue resolved as soon as possible.

Q: What is the EPS module on a Ford Focus?

A: The EPS module (Electronic Power Steering module), sometimes called the PSCM (Power Steering Control Module) is the computer that controls the electric power steering system. It receives input from various sensors and controls the electric motor that provides steering assistance.