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why does my Tesla Outback 5th Generation (2015-2019) engine light come on after getting gas - Subaru Outback
Home/Cars/Subaru/Outback/5th Generation (2015-2019)/why does my Tesla Outback 5th Generation (2015-2019) engine light come on after getting gas

why does my Tesla Outback 5th Generation (2015-2019) engine light come on after getting gas

Subaru Outback 5th Generation (2015-2019)

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

Problem Statement

Learn how to diagnose and fix the check engine light issue after refueling in a 2015-2019 Tesla Outback. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component
Fuel System
Estimated Time
1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect the battery before working on electrical components to avoid shorts.
  • •Allow engine to cool before inspecting the fuel system to prevent burns.

Symptoms

  • •Check engine light illuminated
  • •Possible fuel smell around the vehicle
  • •Poor fuel economy
  • •Difficulty starting after refueling
  • •Engine stalling shortly after refueling

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

  • •OBD-II scanner
  • •Socket set
  • •Fuel pressure gauge
  • •Multimeter

Parts Required

  • •Replacement fuel cap (if necessary)
  • •EVAP purge valve (if necessary)
  • •Fuel filter (if clogged)

Additional Information

Affected Component
Fuel System
Estimated Time
1-3 hours
Difficulty
medium
Severity
medium
Tools Required
4 items
Parts Required
3 items

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Solution
1. Preparation
  • Gather tools: OBD-II scanner, socket set, fuel pressure gauge, and multi-meter.
  • Ensure the vehicle is parked on a flat surface and the engine is cool.
2. Inspect and Replace Fuel Cap
  • Sub-steps:
    1. Remove the fuel cap and inspect for cracks or damage.
    2. Clean the fuel filler neck with a cloth to ensure there is no debris preventing a proper seal.
    3. If damaged, replace with a new fuel cap, ensuring it is OEM or equivalent.
3. Check EVAP System
  • Sub-steps:
    1. Locate the EVAP canister and inspect for any visible damage or disconnections.
    2. Use a multimeter to test the EVAP purge valve for proper function (consult specifications for proper resistance).
    3. If the valve is faulty, replace it with a new one.
4. Test Fuel Pressure
  • Sub-steps:
    1. Connect the fuel pressure gauge to the fuel rail.
    2. Turn the ignition on (without starting the engine) and check the pressure reading.
    3. Compare the reading to the manufacturer’s specifications; if low, investigate the fuel pump and filter.
5. Clear Error Codes
  • Sub-steps:
    1. After repairs, reconnect the OBD-II scanner.
    2. Clear the stored error codes.
    3. Monitor the system for any reoccurrence of the check engine light.