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why do my Tesla Outback headlights keep flickering at night - Subaru Outback
Home/Cars/Subaru/Outback/5th Generation (2015-2019)/why do my Tesla Outback headlights keep flickering at night

why do my Tesla Outback headlights keep flickering at night

Subaru Outback 5th Generation (2015-2019)

Error Codes
2-4 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
540 words

Problem Statement

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

Affected Component
Electrical
Estimated Time
2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect the battery before working on electrical components to avoid shock or short circuits.

Symptoms

  • •Headlights flicker intermittently
  • •Dimming of headlights when using other electrical components
  • •Possible warning lights on the dashboard
  • •Increased brightness in headlights just before flickering
  • •Headlight bulbs may be discolored or burnt out

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
  • •Socket set
  • •OBD-II scanner
  • •Wiring diagram
  • •Electrical tape

Parts Required

  • •Headlight bulbs (if damaged)
  • •Headlight relay (if faulty)
  • •Headlight switch (if defective)

Additional Information

Affected Component
Electrical
Estimated Time
2-4 hours
Difficulty
medium
Severity
medium
Tools Required
5 items
Parts Required
3 items

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Solution
1. Preparation
  • Tools Required: Multimeter, socket set, OBD-II scanner, wiring diagram, and electrical tape.
  • Disconnect the negative terminal of the battery to prevent electrical shock.
2. Inspect and Replace Headlight Bulbs
  • Remove the headlight assembly as per vehicle specifications.
  • Unplug the headlight connector from the bulb.
  • Remove the old bulb by turning it counterclockwise and pulling it out.
  • Insert the new bulb, ensuring it is properly seated, and turn clockwise to lock.
  • Reconnect the headlight assembly and reconnect the battery.
3. Check Battery and Connections
  • Using a multimeter, check the battery voltage; it should read between 12.4V and 12.7V.
  • Inspect the battery terminals for corrosion. Clean with a wire brush if necessary.
  • Ensure that all connections are tight and free of corrosion.
4. Test and Replace Headlight Relay
  • Locate the headlight relay in the fuse box using the wiring diagram.
  • Remove the relay and test it with a multimeter. If it's faulty, replace it with a new relay.
  • Reinstall the relay back into the fuse box.
5. Inspect Wiring Harness
  • Visually inspect the wiring harness leading to the headlights for any signs of fraying or damage.
  • If damage is found, repair or replace the wiring using appropriate gauge wire and electrical tape to insulate.
6. Check Headlight Switch
  • Remove the headlight switch from the dashboard.
  • Test the switch with a multimeter to ensure it is functioning properly. If defective, replace with a new switch.