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Home >> Honda >> 2017 >> Pilot EX, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTC Diagnostics (5 Of 6) >> DTC Troubleshooting >> DTC P2148 (9-Speed A/T)
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DTC P2148 (9-Speed A/T)

DTC P2148  : Injector Power Supply Circuit Malfunction

NOTE:  Before you troubleshoot, review the general troubleshooting information - Refer to: How to Troubleshoot the Fuel and Emissions Systems .

DTC Description Confirmed DTC Pending DTC
P2148 Injector Power Supply Circuit Malfunction    

DTC (PGM-FI)

  1. Problem verification

    - 1. Turn the vehicle to the ON mode.

    - 2. Clear the DTC with the HDS.

    - 3. Turn the vehicle to the OFF (LOCK) mode.

    - 4. Turn the vehicle to the ON mode.

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

    DTC Description Confirmed DTC Pending DTC
    P2148 Injector Power Supply Circuit Malfunction    

    Is DTC P2148 indicated?

    YES 

    The failure is duplicated. Check for any authorized service information related to the DTCs or symptoms you are troubleshooting, or substitute a known-good PCM, then recheck. - Refer to:

    PCM Removal and Installation (6-Speed A/T, 16-18 9-Speed A/T), or PCM Removal and Installation (19-21 9-Speed A/T)

    If DTC P2148 goes away and the PCM was substituted, replace the original PCM - Refer to:

    PCM Removal and Installation (6-Speed A/T, 16-18 9-Speed A/T), or PCM Removal and Installation (19-21 9-Speed A/T) .

    NO 

    Intermittent failure, the system is OK at this time. If the on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the on-board snapshot - Refer to: How to Troubleshoot the Fuel and Emissions Systems .