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Home >> Lexus >> 2013 >> IS 350 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Engine Control System (Diagnostic Codes (P0190-P0617))) >> SFI System >> DTC P0607: Control Module Performance >> Monitor Description

Monitor Description

WARNING: This page is about a different car, the 2013 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.

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

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

    (1 trip detection logic)

  • ECM
  • Heated oxygen sensor
  • Exhaust gas leak