Window Defogger System: Repair

2009 Toyota Sienna XLE, FWDSECTION Repair
  1. REPAIR REAR WINDOW DEFOGGER WIRE 
  1. Clean the broken wire tips with grease, wax and silicone remover.
  2. Place the masking tape along the both sides of the wire.
  3. Thoroughly mix the repair agent (DuPont paste No. 4817).
    Fig 1: Identifying Repair Point, Masking Tape And Broken Wire
    G05141711Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. Using a fine tip brush, apply a small amount of the agent to the wire.
  5. After a few minutes, remove the masking tape.
    NOTE: Do not repair the defogger wire again for at least 24 hours.
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.