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Home >> Toyota >> 2011 >> Land Cruiser >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostic Codes (P0327 - P1607)) >> SFI System >> DTC P0607: Control Module Performance >> Description
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DTC P0607: Control Module Performance: Description

The ECM continuously monitors its internal processors (CPUs) and heated oxygen sensor (HO2S) transistors. This self-check ensures that the ECM is functioning properly.

DTC No. DTC Detection Condition Trouble Area
P0607
  • ECM CPUs malfunction
  • Heated oxygen sensor transistor (built into the ECM) malfunctions
  • Heated oxygen sensor
  • Exhaust gas leak
  • ECM
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