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how to fix the rear defroster not working in Tesla Outback 4th Generation (2010-2014)? - Subaru Outback
Home/Cars/Subaru/Outback/4th Generation (2010-2014)/how to fix the rear defroster not working in Tesla Outback 4th Generation (2010-2014)?

how to fix the rear defroster not working in Tesla Outback 4th Generation (2010-2014)?

Subaru Outback 4th Generation (2010-2014)

Error Codes
1-2 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
545 words

Problem Statement

Learn how to diagnose and fix the rear defroster not working in Subaru Outback 2010-2014. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component
Electrical
Estimated Time
1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect the battery before working on electrical systems to prevent short circuits.

Symptoms

  • •Rear defroster switch does not illuminate when activated
  • •No heat or airflow to the rear window
  • •Fog or ice remains on the rear window after defroster is turned on
  • •Possible warning light on dashboard (if applicable)
  • •Increased rear visibility issues in adverse weather conditions

Diagnostic Steps

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

  • ✓Test the affected component to ensure it functions correctly
  • ✓Check for any error codes or warning lights
  • ✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • •Multimeter
  • •Screwdriver set
  • •Fuse puller
  • •Torque wrench
  • •OBD-II scanner

Parts Required

  • •Replacement fuse (if blown)
  • •Rear window defroster repair kit (if grid is damaged)

Additional Information

Affected Component
Electrical
Estimated Time
1-2 hours
Difficulty
medium
Severity
medium
Tools Required
5 items
Parts Required
2 items

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Solution
1. Preparation
  • Gather tools and parts. Ensure the vehicle is parked on a level surface, and the ignition is off.
  • Tools required: multimeter, screwdriver set, fuse puller, torque wrench, OBD-II scanner.
  • Safety warning: Disconnect the battery before working on electrical systems to prevent short circuits.
2. Inspect and Replace Fuse
  • Locate the fuse box under the dashboard or in the engine compartment.
  • Identify the fuse for the rear defroster using the diagram on the fuse box cover.
  • Use a fuse puller to remove the fuse and inspect it for any break or damage.
  • If blown, replace it with a new fuse of the same amperage rating.
3. Test the Rear Defroster Grid
  • Use a multimeter set to continuity mode to test the defroster grid.
  • Place one lead on one end of the grid and the other lead on the opposite end.
  • If the multimeter does not beep or show continuity, the grid is damaged and will need repair.
4. Repair or Replace the Defroster Grid
  • If the grid is damaged, use a rear window defroster repair kit to fix it.
  • Follow the kit instructions to apply the conductive paint to the damaged lines.
  • Allow the repair to cure according to the manufacturer's instructions before testing.
5. Reconnect Battery and Test
  • Reconnect the battery terminals securely.
  • Start the vehicle and activate the rear defroster.
  • Monitor for proper operation and heat on the rear windshield.