P2047 (DCU) - Reductant Injection Valve Circuit/Open Bank 1 Unit 1

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DTC DESCRIPTION P2047 (DCU) - REDUCTANT INJECTION VALVE CIRCUIT/OPEN BANK 1 UNIT 1

Description: This DTC sets when the reductant injector voltage is greater than or less than a calibrated limit for a calibrated amount of time.
Possible Causes: RDINJPWR circuit open RDINJPWR circuit short to ground RDINJPWR circuit short to voltage RDINJGND circuit open RDINJGND circuit short to ground RDINJGND circuit short to voltage Reductant injector open Reductant injector short to ground Reductant injector short to voltage
Diagnostic Aids: The presence of this DTC may indicate the vehicle is operating in derate mode and may experience a loss of power. After repair, the vehicle may still display a system warning message. Drive the vehicle, while carrying out the appropriate drive cycle procedure, until the system warning message has cleared from the instrument panel cluster (IPC) message center. Refer to DRIVE CYCLES for additional information.
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
All	GO to PINPOINT TEST RK .