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Home >> Honda >> 2021 >> Clarity Plug-In Hybrid >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTC Diagnostics (P2121 - U0301) (Plug-In) >> DTC Troubleshooting >> DTC U019B
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DTC U019B

DTC U019B  : EPP-CAN Malfunction (PCM-Battery Charge Control Module)

NOTE:
  • Before you troubleshoot, review the general troubleshooting information .
  • If DTC U019B is indicated alone, do the troubleshooting for DTC U1608 using the on-board snapshot for U019B.
  • If any of the DTCs listed below are indicated at the same time as DTC U019B, troubleshoot those DTCs first, then recheck for U019B.
    • U1608 battery charge control module
DTC Description Confirmed DTC Pending DTC
U019B EPP-CAN Malfunction (PCM-Battery Charge Control Module)    

DTC (PGM-FI)

  1. DTC check

    -1. Turn the vehicle to the ON mode.

    -2. Check for Pending or Confirmed DTCs with the HDS.

    DTC Description Confirmed DTC Pending DTC
    U019B EPP-CAN Malfunction (PCM-Battery Charge Control Module)    
    U1608 EPP-CAN Malfunction (PCM-Battery Charge Control Module)    

    DTC (PGM-FI)

    Are DTC U1608 and U019B indicated at the same time?

    YES 

    Go to the indicated DTC's troubleshooting.

    NO 

    Go to the troubleshooting for DTC U1608  using the on-board snapshot for DTC U019B.