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May 18, 2021 Service bulletin

This bulletin provides information related to the Engine Control Module (ECM) software update for 2020MY...

Hyundai technical service bulletin 21-01-041H for 2020 Hyundai Elantra.

Bulletin number
21-01-041H
Component
Engine and engine cooling
Summary
This bulletin provides information related to the Engine Control Module (ECM) software update for 2020MY Elantra (AD/ADA) vehicles equipped with 2.0L engine to revise the logic for the DTCs listed below.  P0068 - Manifold Pressure (MAP) Sensor/Mass Air flow (MAF) Sensor - Throttle Position Correlation  P0101 - Mass Air flow (MAF) Sensor - Range/Performance  P0106 - MAP Sensor / Baro Pressure (BARO) Sensor B (#1) - Range/Performance

Owners of these vehicles have filed 112 complaints in the engine category.

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