How to clear DEF system diagnostic code p20b9?
Took it over to my favorite mechanic and he fixed it by installing a light bulb in place of the heater circuit, clearing the code and requesting a DEF system diagnostic on his scan tool. Total parts about $12 and an hour labour.
How to bypass bypass code p20b9 until delete?
The reductant heater 1 in my 2011 just took a crap with code P20B9 and I tried to bypass it with a 2.2ohm 1 watt metal film resistor. When commanding the the active test on all three heaters, the test for open circuit on heater one all of a sudden kept showing fail and would not clear. Aparrently when commanding test it burned up the resistor.
How many miles does a p20b9 diesel have?
P20B9 what now? Threw that code today. Now I have 75 miles to get it to a dealer. Truck is a 15 and has 59k on it. Deleting has been a plan, but for chrissakes not this week! I just put juice in it Sunday for the first since I owned it, month n halfish. You would know this better than me.
Where do I find Def heater code p20b9?
Enter your ride HERE to be a part of this months Ride of the Month Challenge! OK, Message on dash says to service DEF system, 147 kilometers until reduced max speed 105 km/h. Code P20b9 shows up on the scanner.
Took it over to my favorite mechanic and he fixed it by installing a light bulb in place of the heater circuit, clearing the code and requesting a DEF system diagnostic on his scan tool. Total parts about $12 and an hour labour.
The reductant heater 1 in my 2011 just took a crap with code P20B9 and I tried to bypass it with a 2.2ohm 1 watt metal film resistor. When commanding the the active test on all three heaters, the test for open circuit on heater one all of a sudden kept showing fail and would not clear. Aparrently when commanding test it burned up the resistor.
What does p20b9 mean on a reductant heater?
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 designated with the letter A. This designation is used where multiple reductant heaters are in use, consult a vehicle specific repair manual to determine which is…
P20B9 what now? Threw that code today. Now I have 75 miles to get it to a dealer. Truck is a 15 and has 59k on it. Deleting has been a plan, but for chrissakes not this week! I just put juice in it Sunday for the first since I owned it, month n halfish. You would know this better than me.