Nissan Sentra / Versa / Leaf 4-Button Smart Key – CWTWB1U840 – 315 MHz – ID46
Nissan Sentra / Versa / Leaf 4-Button Smart Key – CWTWB1U840 – 315 MHz – ID46
SKU:PLS-RMT-NIS31B
Nissan Sentra / Versa / Leaf 4-Button Smart Key – CWTWB1U840 – 315 MHz – ID46
Aftermarket replacement smart key for select Nissan Sentra, Versa, and Leaf vehicles equipped with the CWTWB1U840 smart key system.
This 4-button smart key operates at 315 MHz and uses an integrated ID46 transponder system. The remote provides Lock, Unlock, Trunk Release, and Panic functions and is designed for compatible proximity keyless-entry and push-to-start vehicle applications.
An NI06 / DA34 emergency key is used for mechanical door access. Always verify the FCC ID, frequency, button configuration, OEM part number, emergency blade profile, and vehicle application before programming.
Key Features
- FCC ID:
CWTWB1U840 - IC:
1788D-FWB11U840 - Frequency:
315 MHz - Transponder Chip:
Philips ID46 - Button Count:
4 - Button Functions:
Lock / Unlock / Trunk Release / Panic - Key Type:
Smart Key - Keyless Go / Proximity:
Yes - Emergency Key Profile included:
NI06 / DA34 - Chip Configuration:
Integrated - Manufacturer Type:
Aftermarket - Condition:
New
Product Information
- Compatible Make:
Nissan - Application Type:
Remote / Proximity / Immobilizer - Emergency Key:
Included - Emergency Key Profile:
NI06 / DA34 - Battery size: CR2032
- Programming:
Dealer / Locksmith Programming Required - Remote Features:
Keyless Entry, Power Lock, Trunk Release, Panic Mode - OEM / Service Cross-Reference:
285E3-3SG0D / AX00013950 / PRX-NIS-4B7
Vehicle Compatibility
Nissan
- Leaf:
2016 - Sentra:
2013–2019 - Versa:
2013–2018
Important: Some 2013 Nissan Sentra vehicles use a different remote. Exact OEM references indicate that CWTWB1U840 and CWTWB1U815 can both occur during the 2013 model year, so always verify the original FCC ID before ordering.
Programming & Compatibility
This smart key requires programming to the vehicle's immobilizer and proximity system before use.
Professional locksmith or dealer programming equipment may be required. Confirm the original FCC ID, frequency, button layout, OEM part number, and compatible proximity system before programming.
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