Where is the p20bd code located on a reductant heater?
These heaters are typically located in the DEF reservoir and/or the reductant injector supply hose/s. If the PCM detects no voltage on the control circuit for reductant heater B, a code P20BD will be stored and a malfunction indicator lamp may be illuminated.
What to do if your Def heater has a p20ba fault?
If these codes are present, diagnose them before attempting to diagnose the P20BA. If the P20BA is the only active fault code present, and there are no updates/TSBs for your particular vehicle, then the next step is to locate the DEF Supply Line Heater, which is close to the DEF Supply Pump on the DEF tank.
What are the symptoms of a p20bd trouble code?
Symptoms of a P20BD trouble code may include: Diminished engine performance Excessive black smoke from vehicle exhaust Reduction in fuel efficiency What are some of the common causes of the code? Causes for this code may include: Open or shorted circuits in the reductant heater control Defective reductant temperature sensor
What is the code for the AD blue tank heater?
Engine check light pops July 2013 @52,950m. Take the GL to the shop, codes are 20BD1B & 20BE1B. Fix $1562.44 for an Internal Fault with the AD Blue tank heating element. Part is in stock (must be a fast moving item) #A1644710975 ($1100.00) for a 2 quart plastic tank and some wiring & sensors.
Where is the p20be code located on a reductant heater?
These heaters are typically located in the DEF reservoir and/or the reductant injector supply hose/s. If the PCM detects improper voltage that is outside the normal expected value range within the control circuit for reductant heater B, a code P20BE will be stored and a malfunction indicator lamp may be illuminated.
What are the symptoms of a p20be trouble code?
Symptoms of a P20BE trouble code may include: Diminished engine performance Excessive black smoke from vehicle exhaust Reduction in fuel efficiency What are some of the common causes of the code? Causes for this code may include: Open or shorted circuits in the reductant heater control Defective reductant temperature sensor
If these codes are present, diagnose them before attempting to diagnose the P20BA. If the P20BA is the only active fault code present, and there are no updates/TSBs for your particular vehicle, then the next step is to locate the DEF Supply Line Heater, which is close to the DEF Supply Pump on the DEF tank.
What is code p20b9 Def supply line heater?
With the scan tool hooked up, see if code P20B9 DEF Supply Line Heater Circuit High Input is now active after 15 seconds. If this happens, then the wiring, DEF control unit/module and PCM are good. The most likely problem is the DEF Supply Line Heater.