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Home >> Mazda >> 2004 >> B2300 Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Symptom Troubleshooting [Engine] >> Electronic Engine Control (EEC) System >> Powertrain Control Software >> Making Changes to the PCM Calibration
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Making Changes to the PCM Calibration

At certain times, the entire EEPROM will need to be completely reprogrammed. This is due to changes made to the strategy or calibration after production or the need to reset. See PCM/Module Reprogramming on the WDS or equivalent tester.