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Home >> Chevrolet >> 2014 >> Impala Eco >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Converters and Controllers >> Hybrid/EV Control System >> Diagnostic Information and Procedures >> DTC P1B0D: Drive Motor Control Module Drive Motor Overspeed >> Circuit/System Verification

Circuit/System Verification

  1. Verify if DTC P0A3F, P0A40, P1B03, P0C52, P0C53, P0C5C, and P0C5D are not set.
  2. If the DTC is set, program the generator control module. If the DTC resets, replace the K59 starter generator control module.