FixVault

Daytime Running Lights

WARNING: This page is about a different car, the 2013 Acura MDX, 2012 Acura MDX, 2011 Acura MDX, and 2010 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.

The relay control module controls the daytime running lights based on inputs from each switch.

  Input Output
Relay control module IG1 power supply Left daytime running light
Right daytime running light
B-CAN Combination light switch (PARKING/LO/HI/PASSING) Parking brake switch Relay control module messages