VIN / Build Split
VIN pos 4-8 identifies model/body/engine. Lexus WMI: JTH, 2T2. Position 4-5 = model code. Position 10 = model year code.
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2021 Lexus Is Supported Services
2021 Lexus Is
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 XE30 (3rd Gen - 2021 Facelift)
- CAN Architecture CAN Bus (HS-CAN, MS-CAN), LIN Bus
- Security DST-AES 128-bit Smart Key / Immobilizer
What do you need fixed?
Choose a service to start your quote.
OVERVIEW
Expert ADAS calibration, module programming, and diagnostic recovery for the 2021 Lexus IS. On this vehicle we cover documented systems include Pre-Collision System (PCS) with Pedestrian/Cyclist/Motorcyclist Detection, Lane Keep Assist / Lane Departure Warning (LKA/LDW), and Blind Spot Monitor / RCTA, this XE30 (3rd Gen - 2021 Facelift) platform vehicle, G4 (DST-AES) immobilizer support, Lexus Enform infotainment programming. Mobile across the DFW Metroplex; mail-in module service is available nationwide.
Platform
XE30 (3rd Gen - 2021 Facelift)
Production
2006-present
Trim Levels
Multiple trim levels available. ADAS feature availability varies by trim and options package. Contact us for specific trim calibration requirements.
Drivetrain
RWD / AWD
Engine
-
CAN Speed
CAN Bus (HS-CAN, MS-CAN), LIN Bus
YEAR-SPECIFIC NOTES
Infotainment
Lexus Enform
Exact-year service summary for 2021 Lexus IS
ADAS coverage
This 2021 Lexus IS page documents 3 ADAS systems, including Pre-Collision System (PCS) with Pedestrian/Cyclist/Motorcyclist Detection, Lane Keep Assist / Lane Departure Warning (LKA/LDW), and Blind Spot Monitor / RCTA.
View ADAS dataCalibration triggers
Documented calibration triggers include Windshield Replacement, Front Bumper Repair, Rear Bumper Repair, and BSM Sensor Replacement. Use the ADAS tab for the full trigger list.
View triggersProgrammable modules
This page indexes 18 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 Lexus IS.
View securityCore Auto Logic capability
Core Auto Logic supports exact-year diagnostics, ADAS calibration, module programming, and security-access planning for the 2021 Lexus IS using the documented systems and module data on this page.
Choose a sectionWhat changes on this exact year
Feature availability
Lexus Safety System+ 2.5 with Emergency Steering Assist and motorcyclist detecti - Available; Platform: XE30 (3rd Gen - Confirmed
Driver-assist suite
Lexus Safety System+ 2.5 with Emergency Steering Assist and motorcyclist detection
VIN and build split
VIN pos 4-8 identifies model/body/engine. Lexus WMI: JTH, 2T2. Position 4-5 = model code. Position 10 = model year code.
Infotainment context
Lexus Enform; Lexus Display Audio - updated 2021 interface
Network and access
CAN: CAN Bus (HS-CAN, MS-CAN), LIN Bus
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
Toyota Techstream / Toyota GTS+
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 Lexus Is. Counts reflect modules our techs have programmed or calibrated on this exact platform.
ADAS Calibration
3 modules documented
Forward camera, radar, surround-view and lane-keep recalibration after windshield, suspension or fascia work.
Open ADAS tabEngine / ECU Programming
3 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
8 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
1 module documented
Infotainment radio, surround view, remote start, trailer brake controller and other equipped systems.
Open Modules tabRecalibration Triggers
5 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
Lexus Safety System+ 2.5 with Emergency Steering Assist and motorcyclist detecti
AvailableCalibration required after windshield replacement, camera/radar service, or structural repair affecting sensor alignment.
Platform: XE30 (3rd Gen
ConfirmedVerify platform code matches when cross-referencing part numbers across model years.
WHAT WE RESOLVE
Common issues on this vehicle
Common Lexus IS issues we resolve on this platform: Pre-Collision System (PCS) with Pedestrian/Cyclist/Motorcyclist Detection, Lane Keep Assist / Lane Departure Warning (LKA/LDW), and Blind Spot Monitor / RCTA recalibration after windshield/bumper/suspension/CCM service. Module programming for replacement ECU/PCM, BCM, TCU, or accessory modules - XE30 (3rd Gen - 2021 Facelift) platform uses CAN Bus (HS-CAN, MS-CAN), LIN Bus.
ADAS CALIBRATION MATRIX
ADAS systems on this vehicle
Lexus Safety System+ 2.5 with Emergency Steering Assist and motorcyclist detection
Scroll for part numbers and Details
| System | Type | Category | Cal. Type | Supported | Part # | Actions |
|---|---|---|---|---|---|---|
| Pre-Collision System (PCS) with Pedestrian/Cyclist/Motorcyclist Detection | Fused (Forward Camera + Millimeter-Wave Radar) | Fused | Static | YES | 88210-53100, 86790-53060 | |
| Lane Keep Assist / Lane Departure Warning (LKA/LDW) | Forward Camera | Camera | Static | YES | 86790-53060 | |
| Blind Spot Monitor / RCTA | Rear Side Radar | Radar | Static + Dynamic | YES | 88162-53060 (L), 88163-53060 (R) |
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: PCS Camera, LDA, ESA, AHB
Camera static calibration via Techstream required. Verify 2021 facelift part numbers before ordering.
Front Bumper Repair Affected: PCS Radar, ACC
Radar alignment via Techstream required. New front end design - inspect radar bracket.
Rear Bumper Repair Affected: BSM Radar, RCTA
BSM calibration via Techstream required.
BSM Sensor Replacement
Blind spot monitoring sensor replacement requires calibration using Techstream.
Mirror Replacement
If BSD sensor is mirror-integrated, recalibration required. Verify sensor location; use Techstream if applicable.
SRS Modules
SRS Control Unit 2 records
Under center console
- Part number
- 89170 76100
- Location
- Under center console
- Manufacturer
- Denso
- Chip / MCU
- 93C66
- Notes
- Requires Techstream or J2534 for SRS reset. DTC B1650 common post-crash. Battery disconnect and 90-second wait before removal.
Under center console
- Part number
- 89170 76110
- Location
- Under center console
- Manufacturer
- Denso
- Chip / MCU
- 93C66
- Notes
- Requires Techstream or J2534 for SRS reset. DTC B1650 common post-crash. Battery disconnect and 90-second wait before removal.
SRS Control Unit (variant) 6 records
ECU Modules
SFI ECU - 8AR-FTS 2.0L Turbo AWD (IS 300) 89661-53H50
- Part number
- 89661-53H50
- Protocol / method
- OBD Programming Port
- Coding required
- Yes
- Cloning supported
- Yes
- Chip / MCU
- Denso SH7055 / SH72531 (Renesas SH-2A family; 8AR-FTS turbo Denso MCU)
- Notes
- IS 300 from 2017+ is 2.0L 8AR-FTS turbo AWD, NOT 3.5L V6 (that was 2015-2016 only). Techstream Programming Port. VIN registration required.
SFI ECU - 2GR-FKS 3.5L (IS 350) 89661-53H60
- Part number
- 89661-53H60
- Protocol / method
- OBD Programming Port
- Coding required
- Yes
- Cloning supported
- Yes
- Chip / MCU
- Denso SH72531
- Notes
- IS 350 also transitions to 2GR-FKS direct injection update. Techstream Programming Port. VIN registration.
SFI ECU - 2UR-GSE 5.0L V8 (IS 500 F Sport Performance) 89661-53H70
- Part number
- 89661-53H70
- Protocol / method
- OBD Programming Port
- Coding required
- Yes
- Cloning supported
- Yes
- Chip / MCU
- Denso SH72531
- Notes
- IS 500 uses 2UR-GSE 472hp V8 (from RC F). New for 2022 MY (marketed as 2022 in some markets, 2021+ in others). Techstream Programming Port. VIN registration required.
BCM Modules
Body ECU 89221-53160
- Part number
- 89221-53160
- Security
- DST-AES
- Coding required
- Yes
- Cloning supported
- Yes
- Notes
- Techstream registration. DST-AES. Updated part from 2021 facelift.
Smart Key ECU 89990-53110
- Part number
- 89990-53110
- Security
- DST-AES
- Coding required
- Yes
- Cloning supported
- No
- Notes
- Fresh key registration via Techstream.
TCU / TCM Transmission Modules
TCU - Direct Shift 8AT 8-Speed Auto 35530-53140
- Part number
- 35530-53140
- Protocol / method
- J2534
- Coding required
- Yes
- Cloning supported
- No
- Chip / MCU
- Renesas RH850
- Notes
- Requires Lexus Techstream or J2534 for programming. Toyota WS ATF fluid spec. Facelift model with Direct Shift 8AT. Security gateway bypass required.
ABS / Brake Modules
Skid Control ECU (ABS/VSC/TRAC) 44510-53180
- Part number
- 44510-53180
- Cloning supported
- Yes
- Notes
- Techstream registration. Steering angle sensor calibration required.
Other Modules (IPC, SAS)
Instrument Panel Cluster (IPC) 83800-53G02
- Part number
- 83800-53G02
- 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 89245 family)
Connectivity & Accessories
ARCHITECTURE & CONNECTIVITY
Architecture & Connectivity
- Body Construction
- RWD/AWD unibody, mixed steel
- OBD Protocol
- ISO 15765-4 CAN
- CAN Architecture
- CAN Bus (HS-CAN, MS-CAN), LIN Bus
- Infotainment
- Lexus Display Audio - updated 2021 interface
- OTA Capable
- No
- Infotainment Name
- Lexus Enform
- ECU/TCM Unlocking
- Contact us
- ECU/TCM Flashing
- Confirmed
Reviewed coverage: 2021 - 500.
Confirm the exact engine, ECU, and any prerequisite access method before service.
OPENPILOT / COMMA.AI
Openpilot Compatibility
Not Supported
Officially supported (openpilot master)
- Package
- TSS-P (2017-19) or TSS 2.5 (2022-24)
- Hardware
- Comma 3X + Toyota harness
- Harness
- Toyota Harness
Gap year: 2020-21 IS not in CARS.md.
FREQUENTLY ASKED QUESTIONS
FAQ
How much does ADAS calibration cost for a 2021 Lexus IS?
ADAS calibration pricing for a 2021 Lexus IS depends on which of its 3 documented systems need work after a repair. This vehicle is documented with Pre-Collision System (PCS) with Pedestrian/Cyclist/Motorcyclist Detection, Lane Keep Assist / Lane Departure Warning (LKA/LDW), and Blind Spot Monitor / RCTA. 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 Lexus IS?
Yes. The 2021 Lexus IS 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: 89170 76100. 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 Lexus IS?
After windshield replacement on a 2021 Lexus IS, Pre-Collision System (PCS) with Pedestrian/Cyclist/Motorcyclist Detection and Lane Keep Assist / Lane Departure Warning (LKA/LDW) 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 Lexus IS module service take?
Most 2021 Lexus IS 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 (3 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 Lexus IS 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 Lexus IS. Do not ship a module unless support confirms next steps.
What kind of warranty do you offer on 2021 Lexus IS programming?
Every programming, cloning, and calibration job on the 2021 Lexus IS 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 Lexus IS can you actually service?
We program, clone, repair, or replace the full programmable-module stack on a 2021 Lexus IS. For this vehicle our database documents:
- 3 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)
- 3 ADAS module
Infotainment on this platform: Lexus Enform. 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 Lexus Is 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
- 88210-53100, 86790-53060, 88162-53060 (L), 88163-53060 (R)
- ECU / PCM Part Numbers
- 89661-53U90, 89661-53Q00, 89661-53V90, 89661-53W00
- BCM / Body Module Part Numbers
- 89221-53160, 89990-53110
- TCU / TCM Part Numbers
- 35530-53140
- SRS / Airbag Module Part Numbers
- 89170 76100, 89170 76110
- ABS / EBCM Part Numbers
- 44050-53180, 44050-53190
- Instrument Cluster (IPC) Part Numbers
- 83800-53G02
- Transmission Control Module (TCM) Part Numbers
- 35530-53140
- Steering Angle Sensor (SAS) Part Numbers
- INTEGRATED (SPIRAL CABLE 89245 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.
Shared module fitment
Vehicles sharing modules with the 2021 Lexus IS
These vehicles use one or more of the same replacement modules indexed for this vehicle.
Finish the repair
Need help finishing this repair?
Get onsite help in Dallas-Fort Worth. Ask about same-day availability or a one-time remote session for eligible non-VSP work.
Techstream / GTS+ 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.