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how to fix the fuel gauge not working in Tesla Outback 5th Generation (2015-2019)? - Subaru Outback
Home/Cars/Subaru/Outback/5th Generation (2015-2019)/how to fix the fuel gauge not working in Tesla Outback 5th Generation (2015-2019)?

how to fix the fuel gauge not working in Tesla Outback 5th Generation (2015-2019)?

Subaru Outback 5th Generation (2015-2019)

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

Problem Statement

Learn how to diagnose and fix the fuel gauge issue in Tesla Outback 5th Generation (2015-2019). Step-by-step guide with symptoms, diagnostics, and repair instructions.

Affected Component
Fuel System
Estimated Time
2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect battery before working on electrical systems.
  • •Allow fuel system to depressurize before servicing to avoid fuel spray.

Symptoms

  • •Fuel gauge displays empty when tank is full
  • •Fuel gauge fluctuates erratically
  • •Check engine light illuminated
  • •Inaccurate fuel consumption readings
  • •Warning message on the dashboard regarding fuel system

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
  • •Torque wrench
  • •Screwdrivers

Parts Required

  • •Fuel sending unit (if replacement is necessary)
  • •Seals or O-rings for the sending unit (if applicable)

Additional Information

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

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Solution
1. Preparation
  • Gather necessary tools and parts.
  • Disconnect the vehicle’s battery to ensure safety during repairs.
  • Allow the fuel system to depressurize before proceeding.
2. Access the Fuel Sending Unit
  • Remove the rear seat or trunk liner to access the fuel tank.
  • Locate and remove the screws or bolts securing the fuel pump access panel.
  • Carefully lift the access panel to reveal the fuel sending unit.
3. Inspect and Test the Fuel Sending Unit
  • Disconnect the electrical connector from the fuel sending unit.
  • Use a multimeter to check the resistance of the fuel level sensor. It should show varying resistance as the float moves.
  • If the readings are outside the manufacturer's specifications, replace the fuel sending unit.
4. Replace the Fuel Sending Unit (if necessary)
  • Remove the fuel sending unit by unscrewing the retaining ring.
  • Carefully lift out the old sending unit, ensuring no debris falls into the tank.
  • Install the new fuel sending unit, ensuring proper alignment and sealing.
  • Reattach the retaining ring and electrical connector.
5. Reassemble and Reconnect
  • Replace the access panel and secure it with screws or bolts.
  • Reinstall the rear seat or trunk liner.
  • Reconnect the vehicle’s battery.
6. Test the System
  • Start the vehicle and check if the fuel gauge is functioning correctly.
  • Monitor for any warning messages or error codes.