OEM DEF AdBlue Level Sensor Sprinter 2500 3500 A3E98001871 Fits 0004707400 Pump

OEM DEF / AdBlue fluid level sensor assembly removed from original pump unit. This is the complete sensor module (white housing + black electronic unit) that mounts onto the DEF pump and reads fluid level inside the tank. Mercedes part number on housing: A3E98001871 Additional numbers on unit: 8001757 0178892 This sensor is used with newer Mercedes-Benz Sprinter DEF pump assemblies, including pumps with part numbers: 0004707400 000470740064 000470740080 If your DEF pump is still functioning but you’re getting level or sensor-related faults, this is often the failed component — no need to replace the full pump. Fits Sprinter 2500 / 3500 models with SCR / AdBlue system. Match part number or compare to your existing unit. Sold exactly as pictured. Message with VIN if you want help confirming fitment.