Unplug def pump harness and check for def inside the harness connector.
Freightliner def tank level sensor.
So start with connector.
Is the resistance less that 10k ohms.
Monitors def fluid levels and temperature.
Freightliner service bulletin fla coe flb coe fld conventional business class.
Def level sensor 043 007 012 37 234 5010a def level sensor r r and clean 2 5.
Repair the short to circuit ground on the diesel exhaust fluid tank temperature sensor circuit between the def header electrical connector and the grey 18 pin ats electrical.
Installation instructions can be found here.
Def quality sensor new for 2016 epa regulations def tank sensor assembly for level and temperature now fitted with quality sensor quality sensor must detect 32 5 concentration of def use def meeting iso22241 specifications for purity and composition store def in a cool dry well ventilated area out of direct sunlight.
It is weak thing becouse if def was spilled on cooper wires they gonna be corroded.
Also unplug the turbo actuator connections and recheck.
Fill the tank with def.
All the above components are part of our complete def tank repair kit which is available here.
Heavy duty diesel fuel exhaust fluid level sensor.
The gasket of the new level sensor should be lubricated with a thin layer of def compatible lubricant such as parker super o lube or any silicone based lubricant and then screwed into place until the bottom lip of the sensor is touching the top of the head unit.
It is combined with def level sensor.
Well that is it hope everyone.
The kit comes with all original electrical wiring factory connectors and a special took for easy diy replacement.
Freightliner m2 106 112 diesel exhaust fluid level sensor a0427942000 please verify oem number before purchase.
As you can see the tank level code quality sensor code and the tank temperature code went yellow on texa which means the codes are now inactive and the sensor assembly is communicating with the cummins ecm.
Diesel exhaust fluid quality abnormal rate of change is active because their is no def in the tank.
Fits freightliner m2 106 2010 2013 freightliner m2 112 2010 2013 direct aftermarket replacement for oem.
Sensor is installed in def tank intake column.
I had a turbo actuator short out the j1939 line and cause the def level sensor not to read as it is on the j1939 line too.
Def tank level sensor replacement 16.