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January 27, 2020 Service bulletin

If you are servicing an applicable vehicle with a Check Engine light on and one or more of the DTC listed...

Hyundai technical service bulletin 20-AT-003H for 2018-2020 Hyundai Sonata, 2019-2020 Hyundai Santa Fe and 2020 Hyundai Palisade.

Bulletin number
20-AT-003H
Component
Engine and engine cooling
Summary
If you are servicing an applicable vehicle with a Check Engine light on and one or more of the DTC listed below, follow the repair procedure and replace the related input/output speed sensor and oil pressure harness.

Owners of these vehicles have filed 653 complaints in the engine category.

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