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DTC P1676: Smartra Message Error: General Description

WARNING: This page is about a different car, the 2019 Hyundai Ioniq, 2018 Hyundai Ioniq, and 2017 Hyundai Ioniq. However, it is still accessible from the selected car via links, so may be relevant.

When immobilizer function in the Smart Key Unit is locked, the Smart Key Unit sends "impossible to start vehicle" signal to VCU. The VCU prohibits starting the vehicle and maintains this condition.

In case of Smart Key ECM immobilizer function state is released, the Smart Key ECM.

Answer is the release message, including the information Smart Key ECM in learnt mode and the PIN code.