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Engine-Codes – Generic – C1606

C1606 Code - Electric Power Steering Motor

Quick Answer

The C1606 code specifically refers to an issue with the Electric Power Steering (EPS) motor in the vehicle. Common causes include Faulty Electric Power Steering motor, Wiring or electrical issues, Sensor malfunction. 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
C1606 indicates Electric Power Steering Motor.
Common causes
Common causes include Faulty Electric Power Steering motor, Wiring or electrical issues, Sensor malfunction.
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.
What is this?
Table of contents Created and updated by William Orellana on Aug 19, 2024
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Code C1606 Description

The C1606 code specifically refers to an issue with the Electric Power Steering (EPS) motor in the vehicle. The EPS motor is responsible for assisting the driver in steering the vehicle by providing additional power to the steering system. When this code is triggered, it indicates that there is a malfunction or problem with the EPS motor, which can lead to difficulties in steering the vehicle. This can result in heavier steering, erratic steering behavior, or loss of power steering assistance altogether.

OBDII Code C1606 - Electric Power Steering Motor
C1606 Code - Electric Power Steering Motor

Common Causes of C1606

  1. Faulty Electric Power Steering motor
  2. Wiring or electrical issues
  3. Sensor malfunction
  4. Low power steering fluid
  5. Steering column issues

Symptoms of C1606

  1. Heavy or stiff steering
  2. Steering wheel vibration
  3. Steering wheel not returning to center
  4. Loss of power steering assistance
  5. Unusual noises when steering

How to Fix C1606

  1. Diagnose the issue using a scan tool to confirm the C1606 code and pinpoint the exact problem with the EPS motor.
  2. Inspect wiring and electrical connections for any damage or corrosion, repairing or replacing as needed.
  3. Check power steering fluid levels and top up if low, as low fluid levels can cause EPS motor issues.
  4. Replace the EPS motor if it is found to be faulty, ensuring proper installation and calibration.
  5. Clear the code from the vehicle's computer system and test drive to confirm the issue has been resolved.

Cost to Fix C1606

The typical repair costs for addressing the C1606 code can vary depending on the specific cause of the issue and the make and model of the vehicle. Generally, replacing an Electric Power Steering motor can cost anywhere from $300 to $800, with labor costs adding an additional $100 to $200. However, it's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate.

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Code C1606 Information for Specific Makes

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 C1606 Code

1. What are common symptoms of OBDII code C1606 related to the Electric Power Steering Motor?

- Common symptoms include stiff or heavy steering, steering wheel vibration, and difficulty controlling the vehicle's direction.

2. What are possible causes of OBDII code C1606 related to the Electric Power Steering Motor?

- Possible causes include a faulty electric power steering motor, damaged wiring or connectors, low power steering fluid levels, or a malfunctioning steering angle sensor.

3. How can I diagnose the Electric Power Steering Motor issue associated with OBDII code C1606?

- Diagnosis typically involves using a diagnostic scanner to retrieve the trouble code, inspecting the power steering system components for visible damage, and testing the electric power steering motor for proper function.

4. Can I continue driving my vehicle with OBDII code C1606 present?

- It is not recommended to continue driving with this code present, as it can affect the vehicle's steering performance and safety. It is best to address the issue promptly.

5. How can I repair OBDII code C1606 related to the Electric Power Steering Motor?

- Repair may involve replacing the electric power steering motor, repairing damaged wiring or connectors, refilling power steering fluid, or recalibrating the steering angle sensor.

6. Are there any DIY tips for troubleshooting OBDII code C1606?

- DIY tips include checking the power steering fluid level, inspecting the wiring and connectors for damage, and ensuring the steering angle sensor is properly calibrated.

7. Can a faulty Electric Power Steering Motor cause OBDII code C1606?

- Yes, a faulty electric power steering motor can trigger OBDII code C1606 due to issues with the motor's operation affecting the vehicle's power steering system.

8. How important is it to address OBDII code C1606 promptly?

- It is crucial to address OBDII code C1606 promptly to ensure proper steering functionality and safety while driving. Ignoring the issue can lead to further damage and potential safety risks.

9. Is it safe to reset the OBDII code C1606 without fixing the underlying issue?

- Resetting the code without addressing the underlying issue is not recommended, as the problem will likely reoccur and potentially worsen over time. It is best to diagnose and repair the root cause of the code.

10. Can environmental factors contribute to triggering OBDII code C1606 related to the Electric Power Steering Motor?

- Environmental factors such as extreme temperatures or water exposure can potentially affect the operation of the electric power steering motor, leading to the triggering of OBDII code C1606.

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