EA0001404778
DEF Pump (Supersedes: EA0001404878)
Detroit Diesel

This DEF pump unit is engineered to provide a steady and reliable supply of diesel exhaust fluid to the aftertreatment system. Designed to replace previous models, it features a compact structure with a length of approximately 233 mm, suitable for tight engine bays. The pump operates on 12 or 24 volts, making it adaptable to various vehicle electrical systems. Its consistent fluid delivery is essential for maintaining proper SCR operation, which directly influences emission control and engine performance. The pump’s robust construction ensures resistance to corrosion and thermal stresses, vital for the demanding conditions typical of heavy-duty trucking. Proper maintenance of this component helps prevent DEF flow interruptions, which could cause system faults or increased emissions. Ensuring your DEF pump is functioning optimally is crucial for compliance and optimal engine operation. Source One Parts Center supplies this pump to help sustain your vehicle’s emission system integrity.