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25-01-035H TSB

Manufacturer communications

Publication date
2025-05-28
Received by NHTSA
2025-06-03
NHTSA record numbers
11018894

Manufacturer summary

Original wording in English

Certain 2026MY IONIQ 9 (ME1A EV) vehicles may have DTC C138201 (Lever Hall Sensor Fault) set in the Electronic Shift Control System which could prevent the vehicle from being shifted out of the “Park” position. This system is also known as Shift-by-Wire Shift Control Unit (SBWSCU). Follow the procedure in this TSB to update the Shift-by-Wire (SBW) software logic.

NHTSA manufacturer communications ↗

Reported code forms

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

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MakeModelModel year
HyundaiIONIQ 92026

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