DTC P04DB00 (Crankcase Ventilation System Disconnected)
Hyundai technical service bulletin 25-01-083H DCS 0122 for 2025 Hyundai Tucson Hybrid and 2025 Hyundai Tucson Plug-In Hybrid.
- Bulletin number
- 25-01-083H DCS 0122 (LA11)
- Component
- Engine
- Summary
- Certain Tucson Hybrid (NX4 HEV) and Tucson Plug-in Hybrid (NX4 PHEV) vehicles equipped with the 1.6T-GDI Gamma II engine may set DTC P04DB00 (Crankcase Ventilation System Disconnected). Technical Service Bulletin (TSB) 25-01-083H provides instructions to perform a software update on the Engine Control Module (ECM) to resolve this condition.
Owners of these vehicles have filed 10 complaints in the engine category.
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