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Home >> Nissan-Datsun >> 2003 >> Sentra SE-R, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 2185 (Defogger) >> System Description >> Rear Window Defogger System >> Component Description
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Component Description

WARNING: This page is about a different car, the 2011 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.
COMPONENT DESCRIPTION CHART

BCM
  • Operates the rear window defogger with the operation of rear window defogger switch.
  • Performs the timer control of rear window defogger.
Rear window defogger relay
  • Operates the rear window defogger and the door mirror defogger (if equipped) with the control signal from BCM.
Rear window defogger switch
  • The rear window defogger switch is turned ON.
  • Turns the indicator lamp ON when detecting the operation of rear window defogger.
Rear window defogger
  • Heats the heating wire with the power supply from the rear window defogger relay to prevent the rear window from fogging up.
Door mirror defogger (if equipped)
  • Heats the heating wire with the power supply from the heated mirror relay to prevent the door mirror from fogging up.