LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2012 >> G25 x >> Repair and Diagnosis >> External Pages >> Different car >> Section 42 (Defogger) >> DTC/Circuit Diagnosis >> Rear Window Defogger Switch >> Component Function Check
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Component Function Check

WARNING: This page is about a different car, the 2011 Nissan Leaf. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK REAR WINDOW DEFOGGER SWITCH OPERATION

    With CONSULT

    1. Select "REAR DEFOGGER" of "BCM" using CONSULT.
    2. Select "REAR DEF SW" in "DATA MONITOR" mode.
    3. Check "REAR DEF SW" indication under the following conditions.
      REAR WINDOW DEFOGGER SWITCH OPERATION CONDITIONS

      Monitor item Condition Status
      REAR DEF SW Rear window defogger switch Being Pressed On
      Not Pressed Off

      Is the inspection result normal? 

      YES: Rear window defogger switch is OK.

      NO: Refer to "DIAGNOSIS PROCEDURE ".