P20EE · Manufacturer communications
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
JEEP
Reported code forms P20EE-00
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…
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JEEP
Reported code forms P20EE-00
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…
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JEEP
Reported code forms P20EE
Diesel Exhaust Fluid (DEF) Contamination This bulletin involves replacing the Diesel Exhaust Fluid (DEF) system components. A small number of DEF systems may have been accidently contaminated during manufacturing. With…
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JEEP, RAM
Reported code forms P20EE
P20EE SCR NOX Catalyst Efficiency Below Threshold Bank 1 This bulletin involves replacing the Selective Catalyst Reduction (SCR) Catalyst assembly. Customers may experience a Malfunction Indicator Lamp (MIL)…
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JEEP
Reported code forms P20EE-00
Flash: 3.0 L MIL Illumination Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience a…
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JEEP
Reported code forms P20EE-00
Flash: 3.0 L MIL Illumination Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience a…
Read communication ↗
JEEP
Reported code forms P20EE-00
Flash: 3.0 L MIL Illumination Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience a…
Read communication ↗
JEEP, RAM
Reported code forms P20EE
P20EE SCR NOX Catalyst Efficiency Below Threshold Bank 1 This bulletin involves verifying the proper operation of the Diesel Exhaust Fluid (DEF) system and, if necessary, replacing the Selective Catalyst Reduction (SCR)…
Read communication ↗
JEEP
Reported code forms P20EE-00
Flash: MIL Illumination Diagnostic and System Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a…
Read communication ↗