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DTC P0602: ECM/PCM Programming Error ('06-08 models) Acura TSX I

Pgm-Fi System ~125 words

DTC P0602: ECM/PCM Programming Error ('06-08 models)

Note. Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information (see GENERAL TROUBLESHOOTING INFORMATION ). This DTC is indicated when the ECM/PCM update is not completed. Do not turn the ignition switch OFF while updating the ECM/PCM. If you turn the ignition switch OFF before completion, the ECM/PCM can be damaged.

  1. Do the ECM/PCM update procedure (see «UPDATING THE ECM/PCM»(/acura/tsx/i-2003-2008/remont/auxiliary-emission-control-systems/#fuel-and-emissions-systems__updating-the-ecmpcm) ).
  2. Check for Temporary DTCs or DTCs with the HDS. Is DTC P0602 indicated? YES -Replace the original ECM/PCM (see «'06-08 MODELS»(/acura/tsx/i-2003-2008/remont/testing-diagnostics/#pgm-fi-system) ). NO -Update is complete. If any other Temporary DTCs or DTCs are indicated, go to the «INDICATED DTCS TROUBLESHOOTING»(/acura/tsx/i-2003-2008/remont/testing-diagnostics/#pgm-fi-system) .