ADAS coverage
This 2021 Nissan Sentra page documents 4 ADAS systems, including Forward Camera (Monocular), Forward Radar (77GHz), Blind Spot Monitor Sensor - Left (BSM), and Blind Spot Monitor Sensor - Right (BSM).
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2021 Nissan Sentra Supported Services
2021 Nissan Sentra
ADAS calibration, module programming, and security relearns
Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements.
Technical snapshot
- Platform B18 (8th Gen Sentra, 2020+) - Nissan CMF-C Platform, FWD Unibody
- CAN Architecture Nissan multi-CAN (AV-CAN / MS-CAN / CAN 2.0B); OBD2 DLC ISO 15765-4 CAN 500kbps
- Security Nissan NVIS IMMO3 (NATS Gen3) - AES-based transponder; no OBD pin extraction; AKL via CONSULT-III Plus + ASIST/DealerCONNECT; max 4 Intelligent Keys
What do you need fixed?
Choose a service to start your quote.
Exact-year service summary for 2021 Nissan Sentra
Calibration triggers
Documented calibration triggers include Windshield Replacement, Front or Rear Bumper Repair, Wheel Alignment / Suspension Work, and Forward Camera Replacement. Use the ADAS tab for the full trigger list.
View triggersProgrammable modules
This page indexes 12 programmable module records across SRS, ECU, BCM, TCU/TCM, ABS, and IPC coverage.
View modulesGateway and security
This page includes 2 gateway, immobilizer, or key-security records for this 2021 Nissan Sentra.
View securityCore Auto Logic capability
Core Auto Logic supports exact-year diagnostics, ADAS calibration, module programming, and security-access planning for the 2021 Nissan Sentra using the documented systems and module data on this page.
Choose a sectionVIN and build details determine exact service eligibility. A missing record does not mean we cannot help; ask about your vehicle.
YEAR-SPECIFIC NOTES
VIN / Build Split
VIN pos 4-8 identifies model/body/engine. Nissan WMI: 1N4, 5N1, JN1. Position 4-5 = model. Position 10 = model year code.
Infotainment
NissanConnect
Vehicle specifications & technical reference
OVERVIEW
Platform
B18 (8th Gen Sentra, 2020+) - Nissan CMF-C Platform, FWD Unibody
Production
2007-present
Trim Levels
Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements.
Drivetrain
FWD
CAN Speed
Nissan multi-CAN (AV-CAN / MS-CAN / CAN 2.0B); OBD2 DLC ISO 15765-4 CAN 500kbps
What changes on this exact year
Feature availability
Nissan Safety Shield 360 standard all trims. ProPilot Assist optional SV/SR. - Standard; Platform: B18 (8th Gen Sentra, 2020+) - Confirmed
Driver-assist suite
Nissan Safety Shield 360 standard all trims. ProPilot Assist optional SV/SR.
VIN and build split
VIN pos 4-8 identifies model/body/engine. Nissan WMI: 1N4, 5N1, JN1. Position 4-5 = model. Position 10 = model year code.
Infotainment context
NissanConnect; 8" NissanConnect touchscreen; Apple CarPlay + Android Auto standard; 7" on S trim
Network and access
CAN: Nissan multi-CAN (AV-CAN / MS-CAN / CAN 2.0B); OBD2 DLC ISO 15765-4 CAN 500kbps
Tool access for this exact year
Representative tool access paths for this exact model year, gated by the vehicle data and source packet we currently trust.
Factory scan, coding, and calibration access
Nissan CONSULT-III Plus
Factory routines and secure server authorization control this path when aftermarket coverage is not enough for the VIN.
ADAS scan, setup, and verification
Autel, Launch Tech, Topdon
Used where aftermarket coverage supports the procedure; OEM software remains required for locked factory routines.
Bench cloning and chip-level recovery
Alientech / Autotuner / Orange5 / Scanmatik / Flex / VVDI2 / PCMFlash / CGDI / X-Prog
Used only when the module, donor data, EEPROM, MCU, or crash-data workflow requires bench or chip-level handling.
Bench/chip-level only
Choose a section to view data
SUPPORTED SYSTEMS
What we service on this vehicle
Documented module coverage for the 2021 Nissan Sentra. Counts reflect modules our techs have programmed or calibrated on this exact platform.
ADAS Calibration
4 modules documented
Forward camera, radar, surround-view and lane-keep recalibration after windshield, suspension or fascia work.
Open ADAS tabEngine / ECU Programming
2 modules documented
Powertrain reprogramming, calibration updates, replacement ECU configuration and security access.
Open Modules tabBCM / Body Programming
2 modules documented
Body control module, gateway and accessory programming. Includes feature-bit reconfiguration.
Open Modules tabTCU / Transmission
1 module documented
Transmission control module reprogramming, adaptive learning reset and replacement TCM clone.
Open Modules tabSRS / Airbag Reset
2 modules documented
Crash-data clear, hard-code reset and replacement airbag module configuration.
Open Modules tabABS / Brake Module
1 module documented
ABS / EBCM bleed support, replacement module coding and yaw-rate sensor calibration.
Open Modules tabIPC, SAS & Other Modules
2 modules documented
Instrument cluster cloning, steering angle sensor calibration and other supporting modules.
Open Modules tabConnectivity & Accessories
2 modules documented
Infotainment radio, surround view, remote start, trailer brake controller and other equipped systems.
Open Modules tabRecalibration Triggers
9 modules documented
Service events that require ADAS recalibration on this vehicle. Tap to see what triggers what.
Open ADAS tabNeed something not listed? Most undocumented modules can still be programmed.
Get a QuoteFeature availability 2
Nissan Safety Shield 360 standard all trims. ProPilot Assist optional SV/SR.
StandardCalibration required after windshield replacement, camera/radar service, or structural repair affecting sensor alignment.
Platform: B18 (8th Gen Sentra, 2020+)
ConfirmedVerify platform code matches when cross-referencing part numbers across model years.
WHAT WE RESOLVE
Common issues on this vehicle
Common Nissan Sentra issues we resolve on this platform: Forward Camera (Monocular), Forward Radar (77GHz), Blind Spot Monitor Sensor - Left (BSM), and Blind Spot Monitor Sensor - Right (BSM) recalibration after windshield/bumper/suspension/CCM service. Module programming for replacement ECU/PCM, BCM, TCU, or accessory modules - B18 (8th Gen Sentra, 2020+) - Nissan CMF-C Platform, FWD Unibody platform uses Nissan multi-CAN (AV-CAN / MS-CAN / CAN 2.0B); OBD2 DLC ISO 15765-4 CAN 500kbps.
ADAS CALIBRATION MATRIX
ADAS systems on this vehicle
Nissan Safety Shield 360 standard all trims. ProPilot Assist optional SV/SR.
Scroll for part numbers and Details
| System | Type | Category | Cal. Type | Supported | Part # | Actions |
|---|---|---|---|---|---|---|
| Forward Camera (Monocular) | Forward Camera | Camera | Static | YES | ~284A1-6MA (VERIFY 2021 SUFFIX VIA OUR DIAGNOSTIC SOFTWARE | |
| Forward Radar (77GHz) | Front Radar | Radar | Static | YES | ~284A0-6MA (VERIFY VIA OUR DIAGNOSTIC SOFTWARE) | |
| Blind Spot Monitor Sensor - Left (BSM) | Side Radar | Radar | Static + Dynamic | YES | ~284M0-6MA-L (VERIFY VIA OUR DIAGNOSTIC SOFTWARE) | |
| Blind Spot Monitor Sensor - Right (BSM) | Side Radar | Radar | Static + Dynamic | YES | ~284M0-6MA-R (VERIFY VIA OUR DIAGNOSTIC SOFTWARE) |
ADAS SYSTEM
YES Supported
Identification
- System type
- Module category
- Sensor location
Part Numbers
- OEM
- Alternative
Calibration & Triggers
- Calibration type
- Programming approach
- Requires PMI
- Trigger events
Technical Notes
- Chip / MCU
- Service notes
Need this calibrated?
Get a quote for ADAS calibration WHEN IS CALIBRATION REQUIRED?
Triggers for ADAS recalibration
Windshield Replacement Affected: Safety Shield 360 Forward Camera, ProPilot Assist
Static CONSULT calibration required after windshield R&R. ProPilot Assist vehicles: additional dynamic road cal at 40+ mph.
Front or Rear Bumper Repair Affected: Front Radar (AEB), BSD Radars (BSW/RCTA/RAB)
CONSULT radar alignment (front) and BSD initialization (rear) required after bumper R&R. Fully reinstall bumper before calibration.
Wheel Alignment / Suspension Work Affected: ABS/VDC, Steering Angle Sensor
SAS zero-point reset via CONSULT after alignment or ABS module replacement. Drive straight at 25+ mph on level surface.
Forward Camera Replacement
Camera module replacement requires full recalibration using CONSULT-III+.
Any Front-End Collision
Inspect and recalibrate forward camera after any front-end collision using CONSULT-III+.
Front Bumper Repair or Replacement
Forward radar angular alignment required after front bumper R&R. Use CONSULT-III+.
Forward Radar Replacement
Radar module replacement requires alignment/calibration using CONSULT-III+.
BSM Sensor Replacement
Blind spot monitoring sensor replacement requires calibration using CONSULT-III+.
Mirror Replacement
If BSD sensor is mirror-integrated, recalibration required. Verify sensor location; use CONSULT-III+ if applicable.
No matching records. Try a shorter part number or clear the filters. You can still request help if your module is not listed.
SRS - Airbag Modules
SRS Control Unit 985P0-6LB8A
- Part number
- 985P0-6LB8A
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires Consult III+ or J2534. Clear SRS DTCs after installation. Battery disconnect and 3-minute wait before module removal.
SRS Control Unit 985P1-6LB8A
- Part number
- 985P1-6LB8A
- Location
- Under center console
- Manufacturer
- Continental
- Notes
- Requires Consult III+ or J2534. Clear SRS DTCs after installation. Battery disconnect and 3-minute wait before module removal.
ECU - Engine Computer
ECM - 2.0L HR20DE ~23710-6MA (VERIFY 2021 SUFFIX VIA CONSULT)
- Part number
- ~23710-6MA (VERIFY 2021 SUFFIX VIA CONSULT)
- Protocol / method
- OBD Programming Port
- Coding required
- Yes
- Cloning supported
- Yes
- Chip / MCU
- Hitachi/Renesas
- Notes
- CONSULT-III Plus ECM flash + VIN + NVIS IMMO3 sync. Throttle body learn + idle air volume learn after programming. NATS lamp must extinguish before test drive.
TCM - Xtronic CVT RE0F11B ~31036-6MA (VERIFY VIA CONSULT)
- Part number
- ~31036-6MA (VERIFY VIA CONSULT)
- Protocol / method
- OBD Programming Port
- Coding required
- Yes
- Cloning supported
- Yes
- Chip / MCU
- Jatco CVT controller
- Notes
- CONSULT TCM programming + CVT adaptive reset. NS-3 CVT Fluid. Adaptive relearn: 100+ mile normal drive cycle after reset.
BCM - Body Electronics
Body Control Module (BCM) ~284B1-6MA (VERIFY VIA CONSULT
- Part number
- ~284B1-6MA (VERIFY VIA CONSULT
- Security
- NATS III
- Coding required
- Yes
- Cloning supported
- Yes
- Notes
- CONSULT-III Plus BCM coding + VIN registration after replacement. All body functions and NVIS IMMO3 authentication configured via CONSULT. Not plug and play.
Intelligent Key ECU ~285E1-6MA (VERIFY VIA CONSULT
- Part number
- ~285E1-6MA (VERIFY VIA CONSULT
- Security
- NATS III
- Coding required
- Yes
- Cloning supported
- No
- Notes
- CONSULT-III Plus + ASIST dealer auth for key re-registration. All prior keys erased on replacement. Max 4 keys per vehicle.
TCM - Transmission Computer
TCU - CVT8 RE0F11A 31036-6LZ
- Part number
- 31036-6LZ
- Protocol / method
- J2534
- Coding required
- Yes
- Cloning supported
- No
- Chip / MCU
- Renesas RH850
- Notes
- Jatco CVT8 updated calibration, requires Consult III+ or NERS for programming, NS-3 CVT fluid, VIN coding and idle relearn mandatory
ABS - Brake Modules
ABS/VDC Control Module ~47660-6MA (VERIFY VIA CONSULT
- Part number
- ~47660-6MA (VERIFY VIA CONSULT
- Cloning supported
- Yes
- Notes
- CONSULT VDC initialization + SAS zero-point calibration after replacement or alignment work. Drive straight at 25+ mph on level surface for SAS learning.
Instrument Cluster & Steering Angle Modules
Instrument Panel Cluster (IPC) 24810-6LB0A
- Part number
- 24810-6LB0A
- Cloning supported
- Yes
- Notes
- IPC cloning required for mileage preservation during replacement. Use Launch advanced programming tool or EEPROM programming tool for EEPROM read/write.
Steering Angle Sensor (SAS)
- Coding required
- Yes
- Notes
- INTEGRATED (spiral cable 25554 family)
Connectivity & Accessories
NissanConnect 8" Display Audio ASIST - B18)
- Part number
- ASIST - B18)
- Notes
- Apple CarPlay and Android Auto standard on B18. CONSULT connectivity system check after replacement. USB software update via Nissan AV update process. Verify CarPlay/AA post-swap.
7" Display Audio (S trim base) ASIST - B18 S TRIM)
- Part number
- ASIST - B18 S TRIM)
- Notes
- Base S trim variant. Same replacement procedure as 8" unit.
ARCHITECTURE & CONNECTIVITY
Architecture & Connectivity
- Body Construction
- B18 Unibody - Advanced High-Strength Steel (AHSS), FWD
- OBD Protocol
- ISO 15765-4 CAN (500 kbps)
- CAN Architecture
- Nissan multi-CAN (AV-CAN / MS-CAN / CAN 2.0B); OBD2 DLC ISO 15765-4 CAN 500kbps
- Infotainment
- 8" NissanConnect touchscreen; Apple CarPlay + Android Auto standard; 7" on S trim
- OTA Capable
- No
- Infotainment Name
- NissanConnect
- ECU/TCM Unlocking
- Contact us
- ECU/TCM Flashing
- Confirmed
Reviewed coverage: 2021 - 1.6L DIG-T CVT.
Confirm the exact engine, ECU, and any prerequisite access method before service.
OPENPILOT / COMMA.AI
Openpilot Compatibility
Not Supported
Not supported - not in openpilot tree
Not in openpilot support tree as of April 2026. Sentra not ported.
FREQUENTLY ASKED QUESTIONS
FAQ
How much does ADAS calibration cost for a 2021 Nissan Sentra?
ADAS calibration pricing for a 2021 Nissan Sentra depends on which of its 4 documented systems need work after a repair. This vehicle is documented with Forward Camera (Monocular), Forward Radar (77GHz), Blind Spot Monitor Sensor - Left (BSM), and Blind Spot Monitor Sensor - Right (BSM). We provide a fixed quote after confirming the operations performed - send the VIN, the repair scope (windshield R&R, bumper work, alignment, collision), and any DTCs so the quote response can include a real number.
Can you reset the airbag light on a 2021 Nissan Sentra?
Yes. The 2021 Nissan Sentra uses a factory SRS control module that we support. We read and clear stored crash data, then restore the module to factory status so the airbag warning light goes out and the system returns to full operation. Reference part number on this vehicle: 985P0-6LB8A. Mobile diagnosis and programming are available in DFW, and mail-in module service is available nationwide. Send the part number and a description of what triggered the light, and we will provide a quote and scheduling window.
What is needed after replacing the windshield on a 2021 Nissan Sentra?
After windshield replacement on a 2021 Nissan Sentra, Forward Camera (Monocular) and Forward Radar (77GHz) rely on the forward-facing camera and require recalibration before the systems return to operation. We perform the calibration on-site in the DFW Metroplex with OE target fixtures. Mail-in module service is available nationwide for eligible module work.
How long does a 2021 Nissan Sentra module service take?
Most 2021 Nissan Sentra onsite jobs are typically scheduled within 24-48 hours once vehicle readiness, access, and route timing are confirmed. This vehicle has roughly 11 programmable modules documented in our database (2 ECU, 2 BCM, 1 TCU, 1 ABS, plus IPC/SAS/gateway/accessory). Mobile module work and ADAS calibration are scheduled in the DFW service area after quote review. Mail-in module service is available nationwide.
Do you cover the 2021 Nissan Sentra on-site, or is this mail-in only?
We run a mobile unit across the DFW Metroplex for on-vehicle work (ADAS calibration, post-repair recoding, and supported module work). Mail-in module service is available nationwide. Quote the work and we will confirm the active service path for the 2021 Nissan Sentra. Do not ship a module unless support confirms next steps.
What kind of warranty do you offer on 2021 Nissan Sentra programming?
Every programming, cloning, and calibration job on the 2021 Nissan Sentra is backed by a workmanship warranty covering the scope of work we performed: 1-year unlimited on all flashes, clones, and ADAS calibrations. If a module we programmed or a calibration we performed fails to function as expected, return it and we restore it at no charge. The warranty covers our work; it does not cover unrelated mechanical or electrical failure of the module itself.
Which modules on a 2021 Nissan Sentra can you actually service?
We program, clone, repair, or replace the full programmable-module stack on a 2021 Nissan Sentra. For this vehicle our database documents:
- 2 engine control (ECU/PCM)
- 1 transmission control (TCU/TCM)
- 2 body control (BCM and related)
- 1 ABS / brake control (EBCM)
- 1 immobilizer / security
- 1 key & fob
- 1 instrument cluster (IPC)
- 1 steering angle sensor (SAS)
- 4 ADAS module
Infotainment on this platform: NissanConnect. Send the VIN and the operations performed and we will confirm support and pricing.
Additional Module Part Numbers
Additional OEM-sourced part numbers for the 2021 Nissan Sentra covering ADAS, ECU/PCM, BCM, TCU/TCM, SRS, ABS/EBCM, instrument cluster (IPC), gateway, and steering angle sensor modules when available. These reference numbers assist technicians with module identification and sourcing prior to programming.
- ADAS Module Part Numbers
- 284F1-6LB0B, 284G3-6LA0E, 28438-5FA6A
- ECU / PCM Part Numbers
- 23703-6LB2A, 2020-2025)
- BCM / Body Module Part Numbers
- ~284B1-6MA (VERIFY VIA CONSULT, ~285E1-6MA (VERIFY VIA CONSULT
- TCU / TCM Part Numbers
- 31036-6LZ
- SRS / Airbag Module Part Numbers
- 985P0-6LB8A, 985P1-6LB8A
- ABS / EBCM Part Numbers
- 47660-6LA0A, B18 8TH GEN SENTRA
- Instrument Cluster (IPC) Part Numbers
- 24810-6LB0A
- Transmission Control Module (TCM) Part Numbers
- 31036-6LZ
- Steering Angle Sensor (SAS) Part Numbers
- INTEGRATED (SPIRAL CABLE 25554 FAMILY)
Part numbers are OEM base references. Verify exact suffix via VIN-specific build data before ordering. Core Auto Logic provides mobile programming services for all listed modules in the DFW area.
Different trim or build?
Send your VIN and we'll confirm exact module support and pricing in the quote response.
Hit a security wall? We've got the keys.
1-year unlimited warranty on every flash and calibration.
Matching catalog references
Other vehicles with matching part references
These pages list a matching part reference in the same module category. This does not confirm interchangeability. Verify the complete part number, suffix, VIN and build before selecting a replacement.
Finish the repair
Need help finishing this repair?
Factory diagnostic software is available. We confirm the appropriate software and supported procedure for your vehicle.
Get onsite help in Dallas-Fort Worth. Ask about same-day availability or a one-time remote session for eligible work.
CONSULT III / IV Explore one-time factory coding and programming. We confirm the software and procedure for your vehicle. Module programming & recovery Replacing a module or dealing with a failed programming attempt? Send the part numbers and fault scan for review. Onsite tools & equipment Bring in a technician or ask about hourly, daily and weekly rentals where licensing and equipment availability allow.