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Home › Toyota › 2012 › Matrix Base, Automatic Trans › Repair and Diagnosis (Single Page) › Engine Performance › System › Engine Control System (2ZR-FE) (Diagnostic Codes (P043E - P1605)) › SFI System › DTC P0601: Internal Control Module Memory Check Sum Error › Procedure

DTC P0601: Internal Control Module Memory Check Sum Error: Procedure

  1. REPLACE ECM 
    1. Replace the ECM. Refer to REMOVAL .

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