AutoCodes – Infiniti – C1177 Infiniti

C1177 Infiniti Code - Control Area Network-Local Area Network Converter Control Unit Battery Voltage Power Supply Circuit

Quick Answer

The Engine Control Module (ECM) monitors the Local Area Network Converter Control Unit. Common causes include Faulty Local Area Network Converter Control Unit, Local Area Network Converter Control Unit harness is open or shorted, Local Area Network Converter 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
C1177 Infiniti indicates Control Area Network-Local Area Network Converter Control Unit Battery Voltage Power Supply Circuit.
Common causes
Common causes include Faulty Local Area Network Converter Control Unit, Local Area Network Converter Control Unit harness is open or shorted, Local Area Network Converter 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 3,366
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 20, 2020
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Code C1177 Infiniti Description

The Engine Control Module (ECM) monitors the Local Area Network Converter Control Unit. The ECM sets the OBDII code when the Local Area Network Converter Control Unit is not to factory specifications.
OBDII Code C1177 Infiniti - Control Area Network-Local Area Network Converter Control Unit Battery Voltage Power Supply Circuit - AutoCodes.com
C1177 Infiniti Code - Control Area Network-Local Area Network Converter Control Unit Battery Voltage Power Supply Circuit

What are the Possible Causes of the DTC C1177 Infiniti?

  • Faulty Local Area Network Converter Control Unit
  • Local Area Network Converter Control Unit harness is open or shorted
  • Local Area Network Converter Control Unit circuit poor electrical connection

How to Fix the DTC C1177 Infiniti?

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 C1177 Infiniti 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 C1177 Infiniti code?

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Need Help with the Code?

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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 C1177 Infiniti Code

1. What are common symptoms of OBDII code C1177 in an Infiniti?

- Common symptoms include dashboard warning lights, such as the ABS or traction control light, illuminated. The vehicle may also experience issues with the ABS system or stability control.

2. What could cause the OBDII code C1177 to trigger in an Infiniti?

- The most common cause of this code is a fault in the Control Area Network-Local Area Network Converter Control Unit battery voltage power supply circuit. This may be due to a faulty control unit or wiring issue.

3. How can I diagnose the cause of OBDII code C1177 in my Infiniti?

- Diagnosing this code typically involves using a diagnostic scanner to retrieve the specific fault codes stored in the system. A thorough inspection of the CAN-LAN converter control unit and wiring for any visible damage is also recommended.

4. Can I drive my Infiniti with OBDII code C1177?

- It is not recommended to drive your vehicle with this code present, as it indicates a potential issue with the control unit's power supply circuit, which can affect the ABS and stability control systems.

5. How can I repair OBDII code C1177 in my Infiniti?

- Repairing this code may involve replacing the faulty Control Area Network-Local Area Network Converter Control Unit or repairing any damaged wiring in the power supply circuit. It is recommended to have a professional mechanic perform the repair.

6. Are there any DIY tips for fixing OBDII code C1177 in an Infiniti?

- DIY repairs for this code are limited due to the complexity of the control unit and wiring involved. It is best to consult a professional mechanic for proper diagnosis and repair.

7. How much does it cost to fix OBDII code C1177 in an Infiniti?

- The cost of repairing this code can vary depending on the extent of the issue and the specific repairs needed. Costs may include parts, labor, and diagnostic fees.

8. Can resetting the OBDII code C1177 in my Infiniti make it go away?

- Resetting the code may temporarily clear the dashboard warning lights, but the underlying issue causing the code will still need to be addressed to prevent further problems with the ABS and stability control systems.

9. Is OBDII code C1177 a common issue in Infiniti vehicles?

- While not extremely common, this code can occur in certain Infiniti models, particularly those equipped with the Control Area Network-Local Area Network Converter Control Unit.

10. How can I prevent OBDII code C1177 from appearing in my Infiniti?

- Regular maintenance and inspections of the ABS and stability control systems, as well as addressing any warning lights promptly, can help prevent issues that may lead to the triggering of this code.

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