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Home >> Ford >> 2021 >> F-150 Police Responder >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Powertrain DTC Charts & Descriptions (Diesel) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> P20EA - Reductant Control Module Power Relay De-Energized Performance - Too Early

P20EA - Reductant Control Module Power Relay De-Energized Performance - Too Early

DTC DESCRIPTION P20EA - REDUCTANT CONTROL MODULE POWER RELAY DE-ENERGIZED PERFORMANCE (TOO EARLY)

Description:  This DTC sets when the reductant dosage control module detects that the reductant dosage control module relay has opened before the reductant dosage control module could complete its shutdown sequence.
Possible Causes: 
  • RDCMRC circuit open
  • Damaged reductant dosage control module relay
Diagnostic Aids: 
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST RM .