Trailer Turn Signal And Hazard Lamp Operation
WARNING: This page is about a different car, the 2005 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
The trailer turn signal and hazard lamps are controlled by the BCM. If either turn signal or the hazard lamps are turned on, the BCM supplies voltage to the trailer lamps to make them flash.
Left turn signal and hazard lamp output is supplied
- Through BCM terminal 52
- To trailer connector terminal 1.
Right turn signal and hazard lamp output is supplied
- Through BCM terminal 51
- To trailer connector terminal 4.