DEF Sensor Emulator for Cummins Be sure to locate the

Be sure to locate the DEF head since you will need to work on it

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

If the sensor chip fails any one of these fault codes may appear

SPN 1761 FMI 9 (Cummins Fault Code 4677) – DEF tank level

DEF Sensor Emulator for Cummins Be sure to locate theDiesel 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