AutoCodes – Nissan – C1930 Nissan

C1930 Nissan Code - 4-Wheel Active Steer Front Control Unit

Quick Answer

It transmits the value calculated by 4-Wheel Active Steer (4WAS) main control unit to 4WAS front control unit via 4WAS communication line (line for 4WAS system only). Common causes include Faulty 4-Wheel Active Steer Front Control Unit, 4-Wheel Active Steer Front Control Unit harness is open or shorted, 4-Wheel Active Steer Front 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: C1930 Nissan indicates 4-Wheel Active Steer Front Control Unit.
Common causes: Common causes include Faulty 4-Wheel Active Steer Front Control Unit, 4-Wheel Active Steer Front Control Unit harness is open or shorted, 4-Wheel Active Steer Front 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.

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Code Popularity 2,288

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 Dec 03, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1930 Nissan Description

It transmits the value calculated by 4-Wheel Active Steer (4WAS) main control unit to 4WAS front control unit via 4WAS communication line (line for 4WAS system only). 4WAS front control unit controls 4WAS front actuator according to the received command value.

OBDII Code C1930 Nissan - 4-Wheel Active Steer Front Control Unit - AutoCodes.com — C1930 Nissan Code - 4-Wheel Active Steer Front Control Unit

What does this mean?

What are the Possible Causes of the DTC C1930 Nissan?

Faulty 4-Wheel Active Steer Front Control Unit
4-Wheel Active Steer Front Control Unit harness is open or shorted
4-Wheel Active Steer Front Control Unit circuit poor electrical connection

How to Fix the DTC C1930 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 C1930 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 C1930 Nissan code?

Need more information on how to fix the C1930 Nissan code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1930 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 C1930 Nissan Code

1. What does OBDII code C1930 for Nissan indicate?

The OBDII code C1930 for Nissan specifically relates to the 4-Wheel Active Steer Front Control Unit.

2. What are common symptoms of OBDII code C1930 in a Nissan vehicle?

Common symptoms of OBDII code C1930 may include steering issues, such as difficulty steering or erratic steering behavior.

3. What are the possible causes of OBDII code C1930 in a Nissan vehicle?

Possible causes of OBDII code C1930 can include a malfunctioning front control unit, wiring issues, or sensor problems related to the 4-Wheel Active Steer system.

4. Can OBDII code C1930 in a Nissan be fixed without professional help?

While some basic troubleshooting steps like checking connections and fuses can be done by car owners, diagnosing and repairing issues related to OBDII code C1930 may require professional help due to the complexity of the 4-Wheel Active Steer system.

5. How is OBDII code C1930 related to the 4-Wheel Active Steer system in a Nissan vehicle?

OBDII code C1930 specifically pertains to the front control unit of the 4-Wheel Active Steer system in Nissan vehicles, which is responsible for controlling the steering behavior.

6. Are there any specific diagnostic procedures recommended for OBDII code C1930 in a Nissan?

Diagnostic procedures for OBDII code C1930 may include using an OBDII scanner to retrieve the code, inspecting the front control unit and related components, and performing system tests to pinpoint the issue accurately.

7. What are the potential risks of ignoring OBDII code C1930 in a Nissan?

Ignoring OBDII code C1930 in a Nissan can lead to worsening steering problems, potential safety hazards while driving, and increased repair costs if the issue is not addressed promptly.

8. Is it safe to continue driving a Nissan with OBDII code C1930?

It is not recommended to continue driving a Nissan with OBDII code C1930, as steering issues can compromise vehicle control and safety. It is best to have the problem diagnosed and repaired as soon as possible.

9. How much does it typically cost to repair OBDII code C1930 in a Nissan?

The cost of repairing OBDII code C1930 in a Nissan can vary depending on the exact cause of the issue, parts needed, and labor costs. It is advisable to consult a professional mechanic for an accurate estimate.

10. Can OBDII code C1930 recur in a Nissan after being fixed?

If the root cause of OBDII code C1930 is not properly addressed during the repair, it is possible for the code to recur. Regular maintenance and ensuring all related components are functioning correctly can help prevent reoccurrence.