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Home >> Lexus >> 2023 >> NX 250 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Diagnostic Codes (P0520-P0627) >> SFI System >> DTC P0607-47: Control Module Performance Bank 1 Watchdog/Safety MCU Failure; DTC P0607-87: Control Module Performance Bank 1 Missing Message [03/2022 - ] >> Monitor Description

Monitor Description

The ECM continuously monitors its internal ICs and the monitor IC. If the monitor IC is abnormal, the ECM illuminates the MIL and stores DTC P0607-47. If an internal IC is abnormal, the ECM illuminates the MIL and stores DTC P0607-87.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note
P0607-47 Control Module Performance Bank 1 Watchdog/Safety MCU Failure ECM monitor IC malfunction (1 trip detection logic). ECM Comes on
  • SAE Code: P0607
  • DTC for Mexico Models: Applies
P0607-87 Control Module Performance Bank 1 Missing Message ECM internal IC malfunction (1 trip detection logic). ECM Comes on
  • SAE Code: P0607
  • DTC for Mexico Models: Applies