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May 30, 2015 Service bulletin

Diesel Exhaust Fluid (DEF) Level Gauge Inaccurate Or Stuck This bulletin involves verifying the correct...

Ram technical service bulletin 25-001-15 for 2014-2015 Ram 2500, 2014-2015 Ram 3500 and 2014-2015 Ram 4500.

Bulletin number
25-001-15
Component
Engine and engine cooling: exhaust system
Summary
Diesel Exhaust Fluid (DEF) Level Gauge Inaccurate Or Stuck This bulletin involves verifying the correct DEF level in the tank and if necessary, replacing the DEF pump module. A small number of customers may comment that their DEF level gauge is stuck for long periods of time or is erratic. The customer may also experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation a technician may find one or more of the following Diagnostic Trouble Codes (DTCs). ? P203B - Reductant Level Sensor Circuit Performance ? P203C - (Diesel Exhaust Fluid) Reductant Level Sensor Circuit Low. ? P203D - (Diesel Exhaust Fluid) Reductant Level Sensor Circuit High.

Owners of these vehicles have filed 170 complaints in the engine category.

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