Inspection Procedure 1: All The Front Fog Lights Do Not Illuminate Normally: Notes
WARNING: This page is about a different car, the 2008 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Whenever the ECU is replaced, ensure that the power supply circuit, the ground circuit and the communication circuit are normal.
Fig 1: Fog Light And ETACS-ECU Communication Circuit Diagram