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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 891 (Engine Control System (Diagnostic Codes & Symptom Tests)) >> DTC/Circuit Diagnosis >> DTC P0605: ECM >> On Board Diagnosis Logic >> Notes

On Board Diagnosis Logic: Notes

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

This self-diagnosis has one or two trip detection logic  .

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0605
0605
Engine control module A) ECM calculation function is malfunctioning.
  • ECM 
B) ECM EEP-ROM system is malfunctioning.
C) ECM self shut-off function is malfunctioning.