🛠️💧 Air Compressor Bypassed – Confirmed Failure on This DD15 Engine 💧🛠️During the diagnostic process on this DD15 engine, our specialist tech performed a series of tests to identify the cause of coolant pushing out of the reservoir during acceleration. Initial symptoms included: • Coolant level dropping rapidly under load • Coolant overflowing with pressure • Signs that could indicate combustion gases entering the cooling systemTo narrow down the root cause, the air compressor was bypassed —