NHTSA ID Number: 10206359
Manufacturer Communication Number: 21-01-075H
TSB/Document Date: 2022-01-08
Summary
Certain 2020-22MY Sonata (DN8a), 2021-22MY Santa Fe (TMa), and 2022MY Tucson (NX4/NX4a) vehicles equipped with 2.5L engine may exhibit a MIL with DTC(s): • P2074: Mass Airflow Sensor Plausibility • P2074F0: Manifold Absolute Pressure/Mass Air Flow - Throttle Position Correlation at Lower Load • P2074F1: Manifold Absolute Pressure/Mass Air Flow - Throttle Position Correlation at Medium or High Load Secondary DTC(s) below may also be stored: • C136081: ESP Irreversible Error • C161308: CAN Signal Error EMS • C161386: CAN Signal Error EMS • C169381: Blind-Spot Collision Warning – CAN signal failure - ESC • C174181: ESC Not Available VSM (Check ESC) • C183586: CAN Message Failure ESC/IEB Vehicles diagnosed with DTC(s) may also experience reduced engine performance and limited power reduction mode. The ECM software revises the logic to accurately detect the amount of air the engine is receiving.
NXDWD5GKJXXXXJ1B
39100-2S122
NXDWD5GKKXXXXJ1A
NXDWD5GKKXXXXJ1B
39100-2S117
NXDWD5GSJXXXXJ0A
NXDWD5GSJXXXXJ1A
NXDWD5GSJXXXXJ1B
39100-2S118
NXDWD5GSKXXXXJ0A
NXDWD5GSKXXXXJ1A
NXDWD5GSKXXXXJ1B
39100-2S161
NADWN5GMFXXXXJ0A
NADWN5GMFXXXXJ1A
NADWN5GMFXXXXJ1B
39100-2S162
NADWN5GMGXXXXJ0A
NADWN5GMGXXXXJ1A
NADWN5GMGXXXXJ1B
39100-2S169
NADWN5GMJXXXXJ0A
NADWN5GMJXXXXJ1A
NADWN5GMJXXXXJ1B
39100-2S163
NADWN5GMHXXXXJ0A
NADWN5GMHXXXXJ1A
NADWN5GMHXXXXJ1B
39100-2S164
NADWN5GMIXXXXJ0A
NADWN5GMIXXXXJ1A
NADWN5GMIXXXXJ1B
39100-2S170
NADWN5GMKXXXXJ0A
NADWN5GMKXXXXJ1A
NADWN5GMKXXXXJ1B
39100-2S165
NADWN5GSFXXXXJ0A
NADWN5GSFXXXXJ1A
NADWN5GSFXXXXJ1B
39100-2S166
NADWN5GSGXXXXJ0A
NADWN5GSGXXXXJ1A
NADWN5GSGXXXXJ1B
39100-2S175
NADWN5GSJXXXXJ0A
NADWN5GSJXXXXJ1A
NADWN5GSJXXXXJ1B
39100-2S167
NADWN5GSHXXXXJ0A
NADWN5GSHXXXXJ1A
NADWN5GSHXXXXJ1B
39100-2S168
NADWN5GSIXXXXJ0A
NADWN5GSIXXXXJ1A
NADWN5GSIXXXXJ1B
39100-2S176
NADWN5GSKXXXXJ0A
NADWN5GSKXXXXJ1A
NADWN5GSKXXXXJ1B
39100-2S181
NADWN5GKFXXXXJ1A
NADWN5GKFXXXXJ1B
39100-2S182
NADWN5GKGXXXXJ1A
NADWN5GKGXXXXJ1B
39100-2S183
NADWN5GKJXXXXJ1A
NADWN5GKJXXXXJ1B
39100-2S184
NADWN5GKHXXXXJ1A
NADWN5GKHXXXXJ1B
39100-2S185
NADWN5GKIXXXXJ1A
NADWN5GKIXXXXJ1B
39100-2S186
NADWN5GKKXXXXJ1A
NADWN5GKKXXXXJ1B
2022
TSB #: 21-01-075H
Page 4 of 6
SUBJECT:
DTC P2074XX ECM UPDATE (SERVICE CAMPAIGN T7M)
SUBJECT:
Manual Mode Password Information Table:
MODEL
Sonata
(DN8a)
Santa Fe
(TMa)
Tucson
(NX4)
- (VIN
begins
with “K”)
Tucson
(NX4a)
- (VIN
begins
with “5”)
EVENT #
#766
#767
#749
#750
MENU
PASSWORD
DN8a 2.5GDI 39101-2SDA0
6601
DN8a 2.5GDI 39102-2SDB0
6602
DN8a 2.5GDI 39103-2SDE0
6603
DN8a 2.5GDI 39104-2SDF0
6604
DN8a 2.5GDI 39100-2SDG0
6605
DN8a 2.5GDI 39100-2SDH0
6606
DN8a 2.5GDI 39100-2SDJ0
6607
DN8a 2.5GDI 39100-2SDK0
6608
TMa 2.5GDI 39110-2S059/2S067
0596
TMa 2.5GDI 39110-2S060/2S068
0608
TMa 2.5GDI 39110-2S092/2S093
0923
TMa 2.5GDI 39110-2S094/2S095
0945
NX4 2.5GDI 39100-2S105
5012
NX4 2.5GDI 39100-2S107
7012
NX4 2.5GDI 39100-2S119
9112
NX4 2.5GDI 39100-2S120
0212
NX4 2.5GDI 39100-2S113
3112
NX4 2.5GDI 39100-2S114
4112
NX4 2.5GDI 39100-2S115
5112
NX4 2.5GDI 39100-2S116
6112
NX4 2.5GDI 39100-2S121
1212
NX4 2.5GDI 39100-2S122
2212
NX4 2.5GDI 39100-2S117
7112
NX4 2.5GDI 39100-2S118
8112
NX4a 2.5GDI 39100-2S161
2161
NX4a 2.5GDI 39100-2S162
2162
NX4a 2.5GDI 39100-2S169
2169
NX4a 2.5GDI 39100-2S163
2163
NX4a 2.5GDI 39100-2S164
2164
NX4a 2.5GDI 39100-2S170
2170
NX4a 2.5GDI 39100-2S165
2165
NX4a 2.5GDI 39100-2S166
2166
NX4a 2.5GDI 39100-2S175
2175
TSB #: 21-01-075H
Page 5 of 6
SUBJECT:
SUBJECT:
DTC P2074XX ECM UPDATE (SERVICE CAMPAIGN T7M)
NX4a 2.5GDI 39100-2S167
2167
NX4a 2.5GDI 39100-2S168
2168
NX4a 2.5GDI 39100-2S176
2176
NX4a 2.5GDI 39100-2S181
2181
NX4a 2.5GDI 39100-2S182
2182
NX4a 2.5GDI 39100-2S183
2183
NX4a 2.5GDI 39100-2S184
2184
NX4a 2.5GDI 39100-2S185
2185
NX4a 2.5GDI 39100-2S186
2186
TSB #: 21-01-075H
Page 6 of 6
SUBJECT:
If the PDF is very large, it may not load in the preview below.
Some older TSBs had multiple PDFs — visit the NHTSA Website to view all PDFs.
If the TSB PDF does not show, download or view it on the NHTSA Website.
Click on the (+) Plus Sign
Then Click on Associated Document(s)
Search NHTSA Database for Recalls
Search NHTSA Database for Vehicle Investigations
View Latest Vehicle Investigations
Search NHTSA Database for Vehicle Complaints
View Latest Vehicle Complaints
TSB/Document ID: 21-01-075H
Replacement Service Bulletin Number:
MFR Communication Date: 2021-12-09
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
- [Notice] When you receive a used device, it may be a customer return resold by Amazon without inspection. You can exchange it for a new one through Amazon. As this situation is unavoidable, we sincerely apologize. For any issues, contacting us via Amazon's "Messages" is the best way. THINKSCAN 689BT Bidirectional Scan Tool Can Be Used Immediately After It is Turned On, Without Complicated Registration Process, Which is More Convenient & Quick.
- Full Bi-Directional Control & 3000+ Active Tests: Take control and test components like actuators, fuel injectors, relays, and cooling fans in real time. You’ll quickly see if the problem is in the part itself or the control module — saving you hours of guesswork and frustrating trial-and-error.
- Advanced ECU Coding Capabilities: Handle module matching and hidden feature activation with confidence. When you replace an ECU or want to customize settings, this obd2 scanner diagnostic bi directional tool gives you the professional-level capabilities you need without the dealership price tag.
- 34+ Useful Reset and Maintenance Functions: Complete everyday service tasks smoothly with a wide range of helpful reset and maintenance functions. Whether you’re keeping up with regular upkeep or tackling a specific job, this scanner makes maintenance simpler and less stressful for both DIYers and pros.
- Comprehensive Full System Diagnostics: Diagnose every major system — Engine, Transmission, ABS, SRS, TPMS, and more — all in one place. Finally stop wondering if you’re missing something important; get the full picture and clear codes with ease.
- Top Reasons to Choose the D7S OBD2 Scanner: XTOOL D7S car scan tool, an upgrade of XTOOL D7, offers comprehensive features for automotive technicians, workshops, and DIY enthusiasts 1. Upgraded Hardware: 2+64GB memory, rear camera, intuitive interface, foldable bracket 2. Complete Diagnostics: FCA
Autoauth, OE-level all system scan, 39+ maintenance services, 4K+ bidirectional, CANFD/DoIP protocol 3. Advanced Capabilities: ECU coding, PMI functions 4. Wide Compatibility: Support 10,000+ models, covering 99% vehicle brands 5. Multi-language: Available in 22+ languages, No IP Restrictions 6. 3-Year Updates: Save 300 bucks on software updates for the latest features and optimizations - 2026 Upgraded D7S Car Scanner Features: The newly 2026 D7S V2.0 scanner for car brings exciting features for advanced vehicle diagnostics and enhanced user experience 1. FCA AutoAuth: Now supports FCA SGW module for Chrysler, for Jeep, for Dodge (2018+), for Fiat (2017+), enabling faster vehicle communication without gateway restrictions 2. PMI (Offline ECU Programming): Allows for Ford, for Lincoln, and for Mazda ECU programming for new modules 3. Optimized Diagnostic Report 2.0: Personalized reports with logos and customer info for auto shops. Note: Compatibility varies by cars, please check before order
- Cost-effective ECU Coding Scan Tool for Specific Brands: Enhance your vehicle's performance with XTOOL D7S! This obd2 scanner all systems bidirectional offers advanced capabilities at an affordable price, supports online for BMW, for Benz and offline for BENZ, for MIT, along with PMI functions for Ford, for Mazda, and for Lincoln
. Ideal for technicians and DIY enthusiasts, this automotive scanner diagnostic tool optimizes vehicle performance and enhances the driving experience. Note: Not for all cars and modules, please send car VIN to check the compatibility before purchase - OE All System Diagnostic & 8 Pids Graphing: XTOOL D7S is a comprehensive all system bi directional obd2 scanner that delivers dealer-level diagnostics, completely controlling over your vehicle’s performance and health. This automotive scan tool can read and clear DTCs, view live data and ECU information, retrieve freeze frames, and perform active tests and full obd2 functions. This bi-directional scan tool can can identify your vehicle's make, model, and year information with just one click and show up to 8 PIDs live data with options for CSV viewing, playback, and recording for in-depth analysis. It is easy-to-use for both professionals and beginners, helping pinpoint issues efficiently
- 3 Years Software Update, Value for Money: With 3 years of software updates and 22+ languages(no IP restrictions), XTOOL D7S auto scanner code scanner ensures ongoing compatibility for the latest car models and improved diagnostic functions. This all system vehicle diagnostic scanner comes with a 30-day return policy and a 24-month repair for dependable performance. XTOOL are dedicated to your satisfaction, so enjoy seamless support and lifetime expert assistance. Should you encounter any issues or concerns, don’t hesitate to reach out XTOOL. D7S with newest update with 22 languages freely transfer without authorization, check details from setting-language or from XTOOL
- 【✅Compared to BOSSCOMM IF742, IF745 Offers Full-System Diagnostics】The BOSSCOMM IF745 car diagnostic scanner is an upgraded model of IF742. In addition to supporting all OBD2 Code Reader functions and 6 reset options (ABS/EPB/SAS/BMS/Oil/Throttle), it expands diagnostics from 4 systems (Check Engine/ABS/SRS/Transmission) to vehicle All systems, including Steering, Suspension, and Body Electronics. This provides deeper, more comprehensive diagnostic capabilities.
- 【✨10 OBD2 Functions】The BOSSCOMM IF745 scan tool’s DTC Lookup instantly translates fault codes into user-friendly explanations, its I/M Readiness feature streamlines emissions testing with a single tap, and Freeze Frame lets you pinpoint the exact moment of a fault for in-depth root-cause diagnosis. Combined with a live data dashboard and advanced diagnostics (O2S, OBMon, EVAP), it delivers comprehensive insights for confident troubleshooting.
- 【✨Deep Diagnostics for All Vehicle System Modules】Beyond code reading/clearing and ECU information retrieval, our all-in-one data stream feature lets you inspect all current fault codes and their locations across the vehicle’s systems. This vehicle code reader helps you turn off dashboard warning lights and perform a comprehensive self-check of your car at home—no more back-and-forth trips to the repair shop or hefty inspection fees.
- 【✨6 Essential Resets: ABS Bleeding, Oil, EPB, SAS, Throttle, BMS】The BOSSCOMM IF745 obd2 scanner diagnostic tool swiftly purges air from brake lines to restore braking sensitivity, fine-tunes maintenance cycles to eliminate false alerts, resolves parking brake issues with one-click control, recalibrates steering sensors for stability, optimizes engine idling/acceleration for smoother performance, and deeply resets battery systems to extend lifespan and range via precise parameter adjustments.❗NOTE: Does NOT support bidirectional control, coding, or programming.
- 【✨10,000+ Car Models, AutoVIN, 13 Languages】The BOSSCOMM IF745 vehicle scanner diagnostic tool covers 73+ global car brands and offers support in 13 languages, making it perfect for DIYers, auto mechanics, or as a thoughtful gift. With a single-click AutoVIN feature, it instantly retrieves vehicle serial numbers, streamlining diagnostics for users globally. This adaptable tool balances user-friendliness with precision, catering to both personal and professional requirements.✅Unsure about compatibility? Compatibility will vary on vehicles' model and year, pls reach us via 📧 [email protected] 📧 before purchase.
This product presentation was made with AAWP plugin.