AutoCodes – Nissan – C1601 Nissan

C1601 Nissan Code - Electric Power Steering Battery Power Supply

Quick Answer

The Electric Power Steering (EPS) Control Unit receives power from the battery and then provides power to the EPS DC/DC converter and EPS motor control circuit. Common causes include Faulty Electric Power Steering (EPS) Control Unit, EPS Control Unit harness is open or shorted, EPS Control Unit 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
C1601 Nissan indicates Electric Power Steering Battery Power Supply.
Common causes
Common causes include Faulty Electric Power Steering (EPS) Control Unit, EPS Control Unit harness is open or shorted, EPS Control Unit 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 21,654
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 07, 2020
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Code C1601 Nissan Description

The Electric Power Steering (EPS) Control Unit receives power from the battery and then provides power to the EPS DC/DC converter and EPS motor control circuit. (Or EPS Control Unit receives power for EPS DC/DC converter and EPS motor control circuit from the battery.) The EPS Control Unit sets the ODBII code when the power supply malfunction supplied to EPS control unit is detected.
OBDII Code C1601 Nissan - Electric Power Steering Battery Power Supply - AutoCodes.com
C1601 Nissan Code - Electric Power Steering Battery Power Supply

What are the Possible Causes of the DTC C1601 Nissan?

  • Faulty Electric Power Steering (EPS) Control Unit
  • EPS Control Unit harness is open or shorted
  • EPS Control Unit circuit poor electrical connection

How to Fix the DTC C1601 Nissan?

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 C1601 Nissan 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 C1601 Nissan code?

Need more information on how to fix the C1601 Nissan code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1601 Nissan code diagnosed by a professional: Find a repair shop in your area

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 C1601 Nissan Code

1. What are the common symptoms of OBDII code C1601 in a Nissan related to Electric Power Steering Battery Power Supply?

The common symptoms include loss of power steering assistance, difficulty steering, and the illumination of the power steering warning light on the dashboard.

2. What are the possible causes of OBDII code C1601 in a Nissan related to Electric Power Steering Battery Power Supply?

Possible causes may include a weak or failing battery, damaged wiring or connectors in the electric power steering system, or a malfunctioning power steering control module.

3. How can I diagnose the issue causing OBDII code C1601 in a Nissan related to Electric Power Steering Battery Power Supply?

To diagnose the issue, you can start by checking the battery voltage levels, inspecting the wiring and connectors for any damage, and using a diagnostic scanner to retrieve specific error codes and data from the power steering system.

4. Can a weak car battery trigger OBDII code C1601 in a Nissan related to Electric Power Steering Battery Power Supply?

Yes, a weak or failing car battery can cause voltage fluctuations in the electric power steering system, leading to the triggering of OBDII code C1601.

5. What are some repair tips for addressing OBDII code C1601 in a Nissan related to Electric Power Steering Battery Power Supply?

Repair tips may include replacing the car battery if it is weak or faulty, repairing any damaged wiring or connectors, and resetting the power steering system by clearing the error code with a diagnostic scanner.

6. Is it safe to continue driving a Nissan with OBDII code C1601 related to Electric Power Steering Battery Power Supply?

It is not recommended to drive the vehicle with this code present, as it can lead to sudden loss of power steering assistance, making steering difficult and potentially unsafe.

7. Can resetting the error code resolve OBDII code C1601 in a Nissan related to Electric Power Steering Battery Power Supply?

Resetting the error code may temporarily clear the warning light, but if the underlying issue such as a weak battery or damaged wiring is not addressed, the code is likely to reappear.

8. How much does it typically cost to repair OBDII code C1601 in a Nissan related to Electric Power Steering Battery Power Supply?

The cost of repairing this issue can vary depending on the specific cause, but it may involve expenses for battery replacement, wiring repairs, or professional diagnostic services.

9. Are there any preventive measures to avoid OBDII code C1601 related to Electric Power Steering Battery Power Supply in a Nissan?

Regularly checking and maintaining the car battery's health, inspecting the power steering system for any signs of damage, and addressing any warning lights promptly can help prevent this issue.

10. Can a DIY enthusiast with automotive knowledge repair OBDII code C1601 in a Nissan related to Electric Power Steering Battery Power Supply?

Depending on the specific cause, a DIY enthusiast with the necessary skills and tools may be able to address this issue by following repair guides, but professional assistance is recommended for complex electrical system repairs.

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