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March 27, 2026 Service bulletin

Check Engine Light (CEL) Illuminated Diagnostic Trouble Code (DTC) P0381-00 Wait to Start Lamp Inoperative

Ram technical service bulletin S2609000005 for 2025-2026 Ram 2500, 2025-2026 Ram 3500 and 2025-2026 Ram 5500 and others.

Bulletin number
S2609000005
Component
Engine
Summary
Check Engine Light (CEL) Illuminated Diagnostic Trouble Code (DTC) P0381-00 Wait to Start Lamp Inoperative

Owners of these vehicles have filed 21 complaints in the engine category.

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