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Home >> Cadillac >> 2017 >> CT6 Plug-In >> Repair and Diagnosis >> Electrical >> Body Electrical >> Hybrid/EV System Controls >> Diagnostic Information and Procedures >> DTC P0A1B or P0A1C: Drive Motor Control Module Performance >> Circuit/System Verification
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Circuit/System Verification

  1. Vehicle ON.
  2. Verify DTC P0A1B or P0A1C is not set.
    • If any of the DTCs are set 
    1. Program the T6 Power Inverter Module.
    2. Verify the DTC does not set.
      • If the DTC sets, replace the T6 Power Inverter Module.
      • If the DTC does not set.
    3. All OK
    • If none of the DTCs are set 
  3. All OK