DRL can make it easier for others to see the front of your vehicle during the day. Fully functional DRL are required on all vehicles first sold in Canada.
The DRL system comes on in daylight when the following conditions are met:
When the DRL are on, the taillamps, sidemarker lamps, instrument panel lights, and other lamps will not be on. The instrument cluster will be lit.
The DRL turn off when the
headlamps are turned to or the
ignition is off. For vehicles first sold
in Canada, the DRL can only be
turned off when the transmission is
in P (Park).
The regular headlamp system should be turned on when needed.
Power Mode Description and Operation
Serial Data Power Mode MasterPower Moding Block DiagramK9Body Control ModuleKR76Retained Accessory Power RelayKR73Ignition Main RelayKR104ABattery Saver Relay 1S39Ignition SwitchK20Engine Control ModuleKR75Engine Controls Ignition RelayHard-WiredSerial DataK9-Body Control ModuleKR76-Retained Accesso ...