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Re: Identification and Explaination of Scan tool Pid on Hyundai
Posted to Technical Discussion Forum on 8/29/2025

John, I see you solved your question and found the information you needed. For anyone else curious:

P0340 DTC:

COMPONENT INSPECTION

1. Start engine and let vehicle idle. 2. Connect scantool and select "Current Data" mode. 3. Moni... Login to read more.