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Home >> Nissan-Datsun >> 2017 >> Sentra SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 93 (Defogger) >> System Description >> Component Parts >> Component Description

Component Description

WARNING: This page is about a different car, the 2016 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
Component Description
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 defogger1 with the control signal from BCM.
A/C auto amp.
  • Displays the rear window defogger ON to the display when detecting the operation of the rear window defogger.
A/C switch assembly (rear window defogger switch)
  • The rear window defogger switch is turned ON.
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 defogger1
  • Heats the heating wire with the power supply from the rear window defogger relay to prevent the door mirror from fogging up.

1: With heated mirrors