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Home >> Toyota >> 2015 >> Highlander XLE, FWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> SFI System [2GR-FE] - Diagnostic Codes - (Except Hybrid) (5 Of 5) >> SFI System >> DTC P0607: Control Module Performance [12/2013 - 11/2016] >> 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. Detection Item DTC Detection Condition Trouble Area MIL Memory Note
P0607 Control Module Performance
  • ECM CPUs malfunction
  • Heated oxygen sensor transistor (built into ECM) malfunction
  • ECM
  • Heated oxygen sensor (bank 1, 2 sensor 2)
  • Exhaust gas leak
Comes on DTC stored DTC for Mexico Models
- Does not apply