2021-2022 Nissan Sentra Intelligent Key Not Detected

Owners of 2021-2022 Nissan Sentra (B18) vehicles may encounter a situation where the Intelligent Key fob is not detected, particularly when it is located above or around the center console area. This can lead to the dashboard displaying the message, "Intelligent Key not detected in center console."

Symptoms

The primary symptom of this issue is the vehicle failing to detect the Intelligent Key fob, specifically when the key is placed in or near the center console. This results in the driver seeing the message: "Intelligent Key not detected in center console" or "Intelligent Key fob is not detected when above or around the center console area."

Diagnosis / Trigger Conditions

The condition is confirmed when the Nissan Sentra Intelligent Key not detected message appears under the specified circumstances. This indicates a potential misconfiguration within the Hands Free Module (HFM) that manages the key's communication with the vehicle.

Repair Procedure Summary

To address the Nissan Sentra Intelligent Key not detected issue, Nissan dealers will perform a reconfiguration of the Hands Free Module (HFM) using the CONSULT PC diagnostic tool. The procedure involves several steps:

1. Preparation: Ensure the CONSULT PC's ASIST software is updated and synchronized, and all necessary CONSULT software updates are installed.
2. Vehicle Connection: Connect the Vehicle Interface (VI) to the Nissan Sentra and turn the ignition ON while the engine remains OFF.
3. CONSULT Setup: Start the CONSULT software on the PC, which will recognize the Vehicle Interface.
4. Module Selection: Navigate through the CONSULT menu to "Re/programming, Configuration" and then select "HANDS FREE MODULE."
5. Configuration Method: Choose "After ECU Replacement" under the VEHICLE CONFIGURATION menu, followed by "Manual selection."
6. Type ID Entry: Select the specific Type ID "285J7-6LE3A" for the Hands Free Module.
7. Write Configuration: Confirm the ignition is ON and the engine is OFF, then proceed to write the new configuration to the HFM. This step requires selecting "USA/CANADA Dealers" and logging in with NNAnet credentials.
8. Completion: Allow the configuration write process to complete, confirm the Type ID is now "285J7-6LE3A," and then end the session.

This process reconfigures the HFM, resolving the detection problem for the Nissan Sentra Intelligent Key not detected fault.

Required Tools or Parts

This repair requires specialized equipment available at authorized Nissan service centers:

• CONSULT PC: Nissan's proprietary diagnostic and programming computer.
• Vehicle Interface (VI): The hardware that connects the CONSULT PC to the vehicle.
• Type ID 285J7-6LE3A: A specific software configuration identifier for the Hands Free Module.

For warranty claims, the operation code is RXA4AA, symptom code ZE, diagnosis 32, and the flat rate time is 0.3 hours. The Primary Failed Part (PFP) is identified as the Smart Keyless Control Assembly (part number series 285E1-*****).

Important Warnings

Nissan emphasizes that these technical bulletins are intended for use by qualified technicians who possess the necessary training, equipment, tools, safety instructions, and expertise. This procedure is not designed for 'do-it-yourselfers.' It is crucial to follow the entire service procedure precisely, as it contains essential information for successful repair.

Owner Action

If your 2021-2022 Nissan Sentra is experiencing the "Intelligent Key not detected in center console" issue, you should schedule an appointment with an authorized Nissan dealer. They have the necessary diagnostic tools and trained technicians to perform the Hands Free Module reconfiguration as outlined in TSB NTB22-014.

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NHTSA ID: 10212005