why does my Tesla Outback 5th Generation (2015-2019) have a strong transmission smell?

Subaru Outback 5th Generation (2015-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

538 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix strong transmission smell in Tesla Outback 5th Generation (2015-2019). Step-by-step guide with symptoms and solutions.

Affected Component

Transmission

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Allow the engine to cool before working on the transmission.
•Ensure the vehicle is securely lifted and supported if working underneath.

Symptoms

•Strong burning smell, particularly when the vehicle is in operation
•Slipping of the transmission during gear shifts
•Unusual noises from the transmission area (e.g., grinding or whining)
•Fluid leaks under the vehicle, particularly near the transmission
•Check engine light illuminated or transmission warning light active

Diagnostic Steps

1
Inspect the transmission fluid level and condition using the dipstick or inspection plug.
2
Check for visible leaks around the transmission pan, seals, and lines.
3
Scan the vehicle’s computer for any diagnostic trouble codes (DTCs) related to the transmission.
4
Inspect the transmission cooler for blockages or damage.
5
Test the transmission for proper functionality by conducting a road test under various conditions.
6
Evaluate the condition of the transmission fluid for burnt odor or discoloration.

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

•Socket set
•Torque wrench
•Drain pan
•Transmission fluid pump
•OBD-II scanner

Parts Required

•Transmission fluid
•Transmission filter (if applicable)
•Gaskets or seals (if leaks are found)

Related Faults

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Symptoms

•Strong burning smell, particularly when the vehicle is in operation

•Slipping of the transmission during gear shifts

•Unusual noises from the transmission area (e.g., grinding or whining)

•Fluid leaks under the vehicle, particularly near the transmission

•Check engine light illuminated or transmission warning light active

Diagnostic Steps

1
Inspect the transmission fluid level and condition using the dipstick or inspection plug.
2
Check for visible leaks around the transmission pan, seals, and lines.
3
Scan the vehicle’s computer for any diagnostic trouble codes (DTCs) related to the transmission.
4
Inspect the transmission cooler for blockages or damage.
5
Test the transmission for proper functionality by conducting a road test under various conditions.
6
Evaluate the condition of the transmission fluid for burnt odor or discoloration.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface and the engine is off.
Disconnect the battery to prevent electrical shorts (if required).

2. Transmission Fluid Change

Sub-steps:
1. Place a drain pan under the transmission pan.
2. Remove the transmission pan bolts using a socket wrench.
3. Carefully lower the pan and allow old fluid to drain completely.
4. Inspect the pan for metal shavings or debris, indicating internal wear.
5. Clean the pan and replace the filter (if applicable).
6. Reinstall the transmission pan and torque the bolts to manufacturer's specifications (typically 8-12 ft-lbs).
7. Refill the transmission with new fluid through the dipstick tube using the specified type (consult the owner’s manual for fluid type).

3. Check for Leaks

Sub-steps:
1. Start the engine and let it idle until the transmission fluid warms up.
2. With the vehicle in park, inspect around the transmission for any fluid leaks.
3. If leaks are present, identify and replace worn seals or gaskets.

4. Transmission Inspection

Sub-steps:
1. If slipping or noise persists, remove the transmission from the vehicle following standard procedures.
2. Inspect internal components for wear, including clutches and gears.
3. Replace any damaged parts based on inspection findings.
4. Reassemble the transmission and reinstall it in the vehicle.