Infiniti QX50/QX55 2020 Smart Key
Nissan Smart Key (NCF29A1M)
Overview
Key Type
Smart Key
Markets
All
Transponder
ID4A (HITAG 128-bits AES / NCF29AXM)
Integrated
Frequency
433 MHz
Battery
CR2032
Transponder Cloning
No
Skill Level
Skilled
Universal Keys
TXN1: Xhorse ID 0521 106
Test passed
TXN3: Xhorse ID 0514 709
Test passed
TXN4: Xhorse ID 0537 226
Test passed
TNX7: Xhorse ID 0515 466
Test passed
Original Keys
S180144500 TXN1, 2Buttons: 285E3-5RF0C, 285E3-6XR0A, 285E3-5RF0B
S180144502 TXN1, 3Buttons: 285E3-6XR1A, 285E3-6TA1A, 285E3-5RA0A
S180144505 TXN1, 3Buttons: 285E3-6RR2B, 285E3-6RR2A
S180144801 TXN1, 4Buttons: 285E3-6LA1A, 285E3-6CA1A
S180144503 TXN3, 4Buttons: 285E3-6XR5A, 285E3-5RA6A
S180144805 TXN3, 4Buttons: 285E3-6LA5B
S180144507 TXN4, 5Buttons: 285E3-6XR7A, 285E3-6TA7A, 285E3-6TA7B, 285E3-6RR7A
S180144803 TXN4, 5Buttons: 285E3-6LS5A, 285E3-6CA6A
S180144902 TXN7, 3Buttons: 285E3-9BU1A, 285E3-9UF1B, 285E3-9UF1A
S180144904 TXN7, 4Buttons: 285E3-9BU5A, 285E3-9UF5A, 285E3-9UF5B
S180144905 TXN7, 4Buttons: 285E3-9UF7A, 285E3-9UF7B, 285E3-9UH7A
S180144906 TXN7, 4Buttons: 285E3-9DJ3B
S180144910 TXN7: 285E3-9DL5A
Overview
Add key
OBD
All keys lost
OBD
Prepare dealer key
Not specified
Remote programming
Automatic
All keys erased automatically
Yes
Power supply
Recommended (if under 11.5V)
Additional cables required
Yes
Additional cables required (All keys lost)
No
Number of key slots
4
Key Programming via OBD
Emergency Key Spot
The emergency spot is located in the start/stop button. When programming, hold the key against it.
Additional Cables and Adapters
Add Key
After 2021 BCM 40-PIN Bypass cable may be required for key programming.
Programmers
Abrites AVDI
Recommended
Immobilizer Programming
Autel
Immobilizer Programming
Xhorse
Immobilizer Programming
Smart Pro
Immobilizer Programming
TDB1000
Not supported
Code Series
1-22185 (10-10 Cuts) 40001-41518 (10-10 Cuts)
Media
Cutting tutorial
Emergency Key
Overview
Double locked
Not specified
Opening direction (LHD)
Clockwise
Decoder capability
Door LockBoot/Trunk
Decoding Tips
- To decode the lock read in the SAME direction as it was picked.
- No keys use a #1 depth in the last position. (1-22185)
- No keys contain the same depth in more than 3 adjacent positions. (1-22185)
- No keys contain the same depth in more than 5 positions. (1-22185)
- No keys contain a #4 depth in the first two positions. (1-22185, 30001-37850)
- There are only four possible cut combinations for the first two positions: 1-2; 2-1; 2-3; 3-2. (1-22185)
Overview
Original key glued
No
Synchronizing
No
Repair Instructions
- Keys has an integrated immobilizer chip.
- There is no need to synchronize or reprogram the key after replacing the battery.
Media
Shell and battery change
Circuitboard
Smart Key 180144500 PCB
S180144719 / S180144507 PCB
S180144503 PCB
