U1117 Infiniti Code - Lost Communication With ABS
Quick Answer
The Diagnostic Trouble Code (DTC) sets when the ignition switch is ON, Transmission Control Module (TCM) is unable to receive the CAN communications signal from Anti-Lock Brake System (ABS) Actuator and Electric Unit (Control Unit) continuously for 2 seconds or more. Common causes include Faulty Anti-Lock Brake System (ABS) Actuator and Electric Unit (Control Unit), ABS Control Unit harness is open or shorted, ABS 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
- U1117 Infiniti indicates Lost Communication With ABS.
- Common causes
- Common causes include Faulty Anti-Lock Brake System (ABS) Actuator and Electric Unit (Control Unit), ABS Control Unit harness is open or shorted, ABS 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.
Code U1117 Infiniti Description
What are the Possible Causes of the DTC U1117 Infiniti?
- Faulty Anti-Lock Brake System (ABS) Actuator and Electric Unit (Control Unit)
- ABS Control Unit harness is open or shorted
- ABS Control Unit circuit poor electrical connection
How to Fix the DTC U1117 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 U1117 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.
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Frequently Asked Questions about U1117 Infiniti Code
1. What does the OBDII code U1117 for Infiniti mean?
The U1117 code indicates a communication problem between the vehicle's engine control module (ECM) and the anti-lock braking system (ABS) module.
2. What are the common symptoms of U1117 code in an Infiniti?
Common symptoms of the U1117 code include ABS warning light illuminated on the dashboard, loss of ABS functionality, and potential traction control issues.
3. What are the possible causes of the U1117 code in an Infiniti?
Possible causes of the U1117 code include damaged wiring or connectors between the ECM and ABS module, a faulty ABS module, or a malfunctioning ECM.
4. How do I diagnose the U1117 code in my Infiniti?
Diagnosing the U1117 code involves using an OBDII scanner to retrieve the code, inspecting the wiring and connectors between the ECM and ABS module, and performing a thorough system check.
5. Can I still drive my Infiniti with the U1117 code present?
It is not recommended to drive your Infiniti with the U1117 code present, as it may affect the vehicle's ABS functionality and compromise safety.
6. How can I fix the U1117 code in my Infiniti?
To fix the U1117 code, you may need to repair or replace damaged wiring or connectors, replace the faulty ABS module, or reprogram the ECM to establish communication with the ABS module.
7. Is the U1117 code a serious issue in an Infiniti?
Yes, the U1117 code is a serious issue as it affects the communication between critical systems like the ECM and ABS, potentially compromising the vehicle's safety features.
8. Can a DIY enthusiast repair the U1117 code in an Infiniti?
While some basic diagnostics can be done by a DIY enthusiast, resolving the U1117 code may require specialized tools and expertise, so it is recommended to consult a professional mechanic.
9. How much does it cost to fix the U1117 code in an Infiniti?
The cost to fix the U1117 code can vary depending on the underlying cause, with repairs ranging from a simple wiring fix to a more complex ABS module replacement. Costs can range from a few hundred to over a thousand dollars.
10. How can I prevent the U1117 code from appearing in my Infiniti?
Regular maintenance, including checking and maintaining the wiring connections, can help prevent the U1117 code from appearing in your Infiniti.
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