P20b9 Code Ram 2500 P20B9 Code: Reductant Heater “A” Control Circuit / Open - In The
If code P20B9 is displayed, this indicates that there is no detectable voltage in the control circuit of the reductant heater with the “A” designation. This
RAM DTC P20B9 · DEF PRESSURE LINE HEATER SUPPLY CIRCUIT OPEN/HIGH RESISTANCE · DEF PRESSURE LINE HEATER RETURN CIRCUIT OPEN/HIGH RESISTANCE · DEF PRESSURE LINE
Diagnostic trouble code (DTC) P20B9 stands for “Reductant Heater “A” Control Circuit/Open.” This code sets when the reductant heater doesn't
It came back again. I'm thinking there may be a problem with either the Control Module or the DEF tank pump heater. With 66k miles on the truck,
Learn More About OBD Error Code P20B9 · The reductant heater might be broken. · The reductant heater harness might either be shorted or you might see an opening
Just got a code reader and this is the code P20B9-Reductant Heater A control 2017 6.7L Ram 2500 Laramie Crew Cab Granite Crystal Sport
It was -2*F this morning. Went to start the truck, got a check engine light. Checked the code, got P20B9 - Reductant Heater A Control Circuit/
Its throwing a P20B9 code for a Reductant Heater A Control Circuit / Open/ Tryint to find if it is located inside the tank or outside. Dealer
A stored code P20B9 means that the powertrain control module (PCM) has detected no voltage in the control circuit for the on-board reductant heater
Service advisor says it needs a DEF “tube?” heater and pump due to excessive crystallization in bottom of def tank. Warranty is covering. They