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U1002 Infiniti Code - ABS System Communication Controller Area Network

Quick Answer

The U1002 code for Infiniti vehicles indicates a communication issue within the ABS (Antilock Brake System) system's Controller Area Network. Common causes include Faulty ABS control module, Damaged wiring or connectors in the CAN network, Software issues within the ABS system. 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
U1002 Infiniti indicates ABS System Communication Controller Area Network.
Common causes
Common causes include Faulty ABS control module, Damaged wiring or connectors in the CAN network, Software issues within the ABS system.
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 30, 2024
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Code U1002 Infiniti Description

The U1002 code for Infiniti vehicles indicates a communication issue within the ABS (Antilock Brake System) system's Controller Area Network. The Controller Area Network (CAN) is a network technology used in modern vehicles to enable communication between various electronic control units (ECUs) within the vehicle. In the case of the ABS system, the communication error may prevent the system from functioning properly, leading to potential safety hazards.

OBDII Code U1002 Infiniti - ABS System Communication Controller Area Network
U1002 Infiniti Code - ABS System Communication Controller Area Network

Common Causes of U1002 Infiniti

  1. Faulty ABS control module
  2. Damaged wiring or connectors in the CAN network
  3. Software issues within the ABS system
  4. Malfunctioning ABS sensor
  5. Corrosion or moisture in the ABS system components

Symptoms of U1002 Infiniti

  1. Illumination of the ABS warning light on the dashboard
  2. Inconsistent operation of the ABS system
  3. Increased stopping distances during braking
  4. ABS system failure to engage during slippery road conditions
  5. Loss of traction or stability during braking

How to Fix U1002 Infiniti

  1. Diagnose the U1002 code using a diagnostic scanner to retrieve specific fault codes within the ABS system.
  2. Inspect the ABS control module, wiring, and connectors for any signs of damage or corrosion.
  3. Test the ABS sensors to ensure they are functioning correctly.
  4. Reset the ABS system and clear the fault codes to see if the issue persists.
  5. Replace any faulty components, such as the ABS control module or damaged wiring, as needed.

Cost to Fix U1002 Infiniti

The typical repair costs for addressing the U1002 code in an Infiniti vehicle can range from $200 to $800, depending on the specific cause of the communication error and the cost of parts and labor. It's important to factor in diagnostic time and labor rates, which can vary based on the location and the repair shop. It's advisable to consult with a professional mechanic to get an accurate estimate for the repair.

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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 U1002 Infiniti Code

1. What are the common symptoms of OBDII code U1002 in an Infiniti related to the ABS System Communication Controller Area Network?

The common symptoms include ABS warning light illuminated on the dashboard, loss of communication with the ABS system, and potential issues with the vehicle's stability control.

2. What are the possible causes of OBDII code U1002 in an Infiniti related to the ABS System Communication Controller Area Network?

Possible causes include damaged wiring or connectors in the ABS system, a faulty ABS control module, issues with the CAN bus communication network, or a malfunction in the vehicle's ECM.

3. How can I diagnose the OBDII code U1002 in an Infiniti related to the ABS System Communication Controller Area Network?

Diagnosis involves using an OBDII scanner to retrieve the specific code, conducting a visual inspection of the ABS system components, checking for loose connections, and performing a thorough scan of the vehicle's communication network.

4. Can I still drive my Infiniti with OBDII code U1002 related to the ABS System Communication Controller Area Network?

It is not recommended to drive the vehicle with this code present, as it may affect the functioning of the ABS system and compromise the vehicle's safety features. It is advisable to address the issue promptly.

5. How can I repair OBDII code U1002 in an Infiniti related to the ABS System Communication Controller Area Network?

Repair options may include repairing or replacing damaged wiring or connectors, resetting the ABS control module, addressing any issues with the CAN bus network, or seeking professional assistance for further diagnosis and repair.

6. Does OBDII code U1002 related to the ABS System Communication Controller Area Network require a specialized mechanic for repair?

While some basic troubleshooting can be done by DIY enthusiasts, addressing this code may require specialized knowledge and equipment. It is recommended to consult a qualified mechanic or technician for proper diagnosis and repair.

7. Are there any preventative measures to avoid encountering OBDII code U1002 in an Infiniti related to the ABS System Communication Controller Area Network?

Regular maintenance checks, ensuring proper wiring connections, and addressing any warning lights or unusual symptoms promptly can help prevent issues leading to this OBDII code.

8. Can weather conditions or external factors trigger OBDII code U1002 related to the ABS System Communication Controller Area Network in an Infiniti?

Extreme weather conditions or external factors such as water exposure, corrosion, or physical damage to the ABS system components can potentially trigger this code. It is essential to keep the vehicle protected and maintained in such situations.

9. Will resetting the OBDII code U1002 related to the ABS System Communication Controller Area Network resolve the issue permanently?

Simply resetting the code may temporarily clear the warning light, but it is crucial to address the underlying cause of the code to prevent it from reoccurring. Proper diagnosis and repair are necessary for a permanent solution.

10. How long does it typically take to repair OBDII code U1002 in an Infiniti related to the ABS System Communication Controller Area Network?

The repair time can vary depending on the specific cause of the code and the complexity of the repair needed. It is recommended to consult with a mechanic to get an estimate of the repair timeline based on your vehicle's condition.

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