Toyota and Lexus 30CB1100-dtc0136 to 0141.bin Firmware
A catalog reference for 30CB1100-dtc0136 to 0141.bin and its oxygen-sensor diagnostic trouble code label.
30CB1100-dtc0136 to 0141.bin is a firmware catalog filename associated by its label with diagnostic trouble codes P0136 through P0141. These codes concern oxygen-sensor circuit and heater diagnostics on bank 1. The filename alone does not establish the exact Toyota or Lexus application or what changes were made to the software.
What the DTC label describes
P0136 through P0141 cover several distinct conditions involving the bank 1, sensor 2 oxygen sensor, which is generally located downstream of the catalytic converter. They include circuit faults, slow response, lack of activity and a heater circuit fault. The engine control module uses oxygen-sensor signals as part of emissions monitoring, including checking catalytic-converter performance.
The dtc0136 to 0141 wording identifies the diagnostic codes associated with this particular filename. It does not say whether the file changes fault detection, suppresses codes or makes another adjustment. The identifier 30CB1100 and the .bin extension provide catalog and file-format context, but they do not by themselves confirm a vehicle, controller part number or stock-versus-modified status.