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Home >> Chevrolet >> 2018 >> Silverado 1500 SSV, 4WD, Part Time T/Case Control, Gas >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Converters and Controllers >> Hybrid/EV Controls System >> Diagnostic Information And Procedures >> DTC P0601-P0604, P0606, P061B, Or P062F: Control Module (Hybrid/EV Powertrain Control Module 1) >> Circuit/System Verification

Circuit/System Verification

  1. Verify DTC P0562 is not set.
    • Go to next step: If the DTC does not set 
  2. NOTE:

    Ensure the DTC is set within the Hybrid/EV powertrain control module 1 or drive motor control modules. Refer to Diagnostic Aids.

  3. Verify DTC P0601-P0604, P0606, P061B, P062F is not set.
    • If any of the DTCs are set 
    1. Verify the K59 Starter/Generator Control Module has the latest calibration in Calibration Information.
      • If the K59 Starter/Generator Control Module does not have the latest calibration
      1. Program the control module: K59 Starter/Generator Control Module.
      2. Verify the DTC does not set.
        • If the DTC sets, Replace the component: K59 Starter/Generator Control Module
        • If the DTC does not set
      3. All OK.
      • If the K59 Starter/Generator Control Module has the latest calibration
    2. Replace the component: K59 Starter/Generator Control Module.
    • Go to next step: If none of the DTCs are set 
  4. All OK.