Check Driver Side Door Mirror Defogger Circuit

2006 Infiniti FX35 AWDSECTION Check Driver Side Door Mirror Defogger Circuit
  1. CHECK POWER SUPPLY CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect door mirror (driver side) connector.
    3. Turn ignition switch ON.
    4. Check voltage between door mirror (driver side) connector and ground.
      TERMINALS VOLTAGE CHART

      Connector Terminal (Wire color) Condition Voltage (V) (Approx.)
      (+) (-)
      D2 4 (L) Ground Rear window defogger switch ON Battery voltage
      Rear window defogger switch OFF 0
      Fig 1: Identifying Voltage Between Door Mirror (Driver Side) Connector And Ground
      G04077449Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK : GO TO 2.

    NG : Repair or replace harness.

  2. CHECK GROUND CIRCUIT 
    1. Turn ignition switch OFF.
    2. Check continuity between door mirror (driver side) connector and ground.
      TERMINALS CONTINUITY CHART

      Door mirror connector terminal Ground Continuity
      D2 (driver side)
      D32 (passenger side)
      3(B) Yes
      Fig 2: Identifying Continuity Between Door Mirror (Driver Side) Connector And Ground
      G04077450Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK : GO TO 3.

    NG : Repair or replace harness.

  3. CHECK DOOR MIRROR DEFOGGER 
    1. Connector door mirror connector.
    2. Check continuity between each door mirror connector.
      TERMINALS CONTINUITY CHART

      Door mirror connector terminal Terminal Continuity
      D2 (driver side)
      D32 (passenger side)
      3(B) 4(L) Yes
      Fig 3: Identifying Continuity Between Door Mirror Connector
      G04077451Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK : Check condition of harness and connector.

    NG : Replace door mirror (driver side).

RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.