how to fix my Tesla Outback 5th Generation (2015-2019) lights flickering

Subaru Outback 5th Generation (2015-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

548 words

Problem Statement

Learn how to diagnose and fix flickering lights in Tesla Outback 5th Generation (2015-2019). 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 any electrical components.
•Allow the engine to cool before touching any components to avoid burns.

Symptoms

•Flickering lights (interior and/or exterior)
•Dimming or brightening of lights when accelerating or decelerating
•Dashboard warning lights illuminated
•Battery warning indicator on the display
•Electrical components (e.g., radio, infotainment) behaving erratically

Diagnostic Steps

1
Scan the vehicle's OBD-II system for error codes using an appropriate diagnostic scanner.
2
Inspect the battery condition and connections for corrosion or loose terminals.
3
Check the alternator output voltage with a multimeter while the engine is running.
4
Examine the fuses related to the lighting system for any signs of damage or failure.
5
Inspect the wiring harness and connectors for any signs of wear, fraying, or short circuits.
6
Test individual light bulbs for proper functionality by removing and checking them.

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
•Wire brush
•Wrench set
•Socket set
•Torque wrench
•Screwdriver set
•Fuse puller or needle nose pliers

Parts Required

•New alternator (if needed)
•Replacement fuses
•Light bulbs (if needed)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Scan the vehicle's OBD-II system for error codes using an appropriate diagnostic scanner.
2
Inspect the battery condition and connections for corrosion or loose terminals.
3
Check the alternator output voltage with a multimeter while the engine is running.
4
Examine the fuses related to the lighting system for any signs of damage or failure.
5
Inspect the wiring harness and connectors for any signs of wear, fraying, or short circuits.
6
Test individual light bulbs for proper functionality by removing and checking them.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a flat surface and the engine is off.
Disconnect the negative terminal of the battery to prevent electrical shorts.

2. Inspect Battery and Connections

Sub-steps:
1. Remove the battery cover if applicable.
2. Inspect battery terminals for corrosion; clean with a wire brush if necessary.
3. Ensure terminals are tightly secured.
Tools Required: Wire brush, wrench set.

3. Test and Replace the Alternator

Sub-steps:
1. Reconnect the battery terminal.
2. Start the engine and use a multimeter to measure the voltage at the battery terminals; it should read between 13.7 to 14.7 volts.
3. If the voltage is outside this range, remove the alternator and replace it with a new or remanufactured unit.
Tools Required: Multimeter, socket set, torque wrench.

4. Inspect and Replace Fuses

Sub-steps:
1. Locate the fuse box as per the owner's manual.
2. Identify fuses related to the lighting system and visually inspect them.
3. Replace any blown fuses with new fuses of the same amperage.
Tools Required: Fuse puller or needle nose pliers.

5. Check Wiring and Light Bulbs

Sub-steps:
1. Inspect the wiring harness for any signs of damage or shorts.
2. Remove and test each light bulb; replace any that are burned out or malfunctioning.
Tools Required: Screwdriver set.