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Home >> Lexus >> 2011 >> HS 250h >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostic Codes (P043E - U0293) & Circuit Tests) >> SFI System >> DTC P0607: Control Module Performance >> Monitor Description
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Monitor Description

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

DTC No. DTC Detection Condition Trouble Area
P0607
  • Hybrid vehicle control ECU CPU malfunction
  • Heated oxygen sensor transistor (built into the hybrid vehicle control ECU) malfunctions
  • Hybrid vehicle control ECU
  • Heated oxygen sensor
  • Exhaust gas leaks
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