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Home >> Lexus >> 2015 >> ES 350 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System - (Diagnostic Codes (P0351 - P1605)) >> SFI System >> DTC P0607: Control Module Performance [08/2014 - ] >> Monitor Description

Monitor Description

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
  • ECM
  • Heated oxygen sensor (bank 1, 2 sensor 2)
  • Exhaust gas leak