DEF Sensor Emulator for Cummins while the original 2016 and

while the original 2016 and prior year sensors were trouble-free

You will need to remove the cable that runs from the top of the DEF head

or an aftermarket defeat device which violates the Clean Air Act

SPN 3364 FMI 9 (Cummins Fault Code 3868) –DEF quality

Armotech LLC

DEF Sensor Emulator for Cummins while the original 2016 andDiesel Exhaust Fluid or DEF sensor emulator is set to 75 95% fluid level(depends on size of the DEF tank), temperature set at ambient air temperature, and fluid quality at 32. 5%. Electrical connection is a DT 4 pin deutsch plug commonly used on Shaw Development DEF sensor heads. How to use DEF Sensor Emulator: Locate the DEF head The first step is to locate the DEF head in your Power Pack. Most Power Packs have the DEF head situated at the front