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my Tesla Outback's headlights keep flickering what could be wrong - Subaru Outback
Home/Cars/Subaru/Outback/5th Generation (2015-2019)/my Tesla Outback's headlights keep flickering what could be wrong

my Tesla Outback's headlights keep flickering what could be wrong

Subaru Outback 5th Generation (2015-2019)

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

Problem Statement

Learn how to diagnose and fix flickering headlights in Tesla Outback. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component
Electrical
Estimated Time
1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect the battery before working on electrical systems to prevent shock.
  • •Allow the vehicle to cool before inspecting electrical components.

Symptoms

  • •Headlights flickering on and off
  • •Dimming of headlights during flickering
  • •Dashboard warning lights illuminated
  • •Malfunctioning high beams or low beams
  • •Possible issues with other electrical components (e.g., interior lights)

Diagnostic Steps

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

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

  • •OBD-II scanner
  • •Multimeter
  • •Socket set
  • •Wire brush
  • •Fuse puller
  • •Gloves

Parts Required

  • •Replacement headlight bulbs
  • •Headlight fuses (if blown)
  • •Headlight relay (if defective)

Additional Information

Affected Component
Electrical
Estimated Time
1-3 hours
Difficulty
medium
Severity
medium
Tools Required
6 items
Parts Required
3 items

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Solution
1. Preparation
  • Gather all necessary tools and parts.
  • Ensure the vehicle is parked on a flat surface and the engine is turned off.
  • Disconnect the vehicle's battery to prevent electrical shock.
2. Inspect and Replace Headlight Bulbs
  • Tools Required: Socket set, gloves.
  • Remove the headlight assembly by unscrewing the retaining screws.
  • Disconnect the wiring harness from the back of the headlight bulb.
  • Remove the bulb by twisting it counterclockwise.
  • Replace with new bulbs, ensuring they are the correct type for the Tesla Outback.
  • Reconnect the wiring harness and reassemble the headlight assembly.
3. Check and Clean Battery Connections
  • Tools Required: Wrench or socket set.
  • Inspect battery terminals for corrosion or damage.
  • If corrosion is found, clean the terminals with a mixture of baking soda and water, and a wire brush.
  • Ensure the battery terminals are tightly secured.
4. Test and Replace Relay/Fuses
  • Tools Required: Fuse puller or pliers.
  • Locate the fuse box and identify the headlight relay and fuses.
  • Check the fuses for continuity and replace any blown fuses with the same amperage.
  • Test the relay by swapping it with a similar relay in the fuse box and see if the flickering continues.
5. Inspect Wiring Harness
  • Tools Required: Multimeter, electrical contact cleaner.
  • Visually inspect the wiring harness for any signs of wear, fraying, or corrosion.
  • Use a multimeter to check for continuity along the wires.
  • Clean any corroded connectors with electrical contact cleaner.