Rear End Door Window/Back Window Defogger Relay Inspection

2013 Suzuki SX4 LE, Standard TransSECTION Rear End Door Window/Back Window Defogger Relay Inspection
  1. Disconnect negative (-) cable from battery.
  2. Remove junction block assembly for inspection of rear end door window/back window defogger relay. For removal, refer to BCM REMOVAL AND INSTALLATION (Hatchback).
  3. Remove rear end door window defogger relay (1) (Hatchback) or back window defogger relay (4) (Sedan) from junction block assembly (2).
    Fig 1: Inspecting Rear End Door Window/Back Window Defogger Relay
    G06868871Courtesy of SUZUKI OF AMERICA CORP.
  4. Check that there is no continuity between terminal "c" and "d". If there is continuity, replace relay.
  5. Check that there is continuity between terminals "c" and "d" when a 12 V battery is connected to terminals "a" and "b".

    If malfunction is found, replace it with a new one.

    Fig 2: Checking Continuity Between Terminals
    G06868872Courtesy of SUZUKI OF AMERICA CORP.
RENDER: 1.0x

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When to See a Mechanic

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

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