P0B33

High Voltage Service Disconnect Circuit

DTC P0B33, sometimes indicated as P0B3300 is an OBD diagnostic trouble code indicating a generic fault with the vehicle powertrain (i.e. engine and gearbox). This code identifies an error with the causing high voltage service disconnect circuit.

  • P0B33: High Voltage Service Disconnect Circuit
  • P0B33: Hybrid battery pack isolator – circuit malfunction
  • P0B33 00: Hybrid battery pack isolator - circuit malfunction

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