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Home >> Cadillac >> 2014 >> ELR >> Repair and Diagnosis (Single Page) >> Hybrid/Electric Powertrain >> Electric Converters and Controllers >> Hybrid/EV Control System >> Diagnostic Information and Procedures >> DTC P16F2: Control Module Transmission Direction Switch Input (Hybrid/EV Powertrain Control Module 1) >> Circuit/System Verification
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Circuit/System Verification

  1. Vehicle ON.
  2. Verify DTC P181C, P181D, P181E, P181F, P183A, P183B, P183C, P183D, P183E, P184A or P184B is not set.
    • If none of the DTCs are set 
  3. Verify DTC P16F2 is not set.
    • If the DTC is set 
    1. Program the T6 Power Inverter Module.
    2. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
    3. Verify the DTC does not set.
      • If the DTC sets, replace the T6 Power Inverter Module.
      • If the DTC does not set.
    4. All OK
    • If the DTC is not set 
  4. All OK
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