my Toyota Camry XV50 (2012-2017) has a burning smell when accelerating

Toyota Camry XV70 (2018-2024)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

583 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 a burning smell during acceleration in a 2012-2017 Toyota Camry XV50. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Engine

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before inspecting or performing repairs to avoid burns.

Symptoms

•Burning smell when accelerating
•Possible decrease in engine performance
•Engine overheating warning light illuminated
•Smoke or visible signs of burning under the hood
•Unusual noises from the engine or transmission

Diagnostic Steps

1
Inspect the engine compartment for any visible signs of oil or fluid leaks.
2
Check the transmission fluid level and condition; look for burnt smell or discoloration.
3
Scan for any error codes using an OBD-II scanner to identify potential faults.
4
Inspect brake components for wear, particularly if the smell is more pronounced during braking.
5
Examine belts and hoses for signs of wear, fraying, or burning.
6
Verify that the catalytic converter is not overheating or damaged.

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
•Transmission fluid pump
•Drain pan
•Funnel
•Brake cleaner
•Jack
•Jack stands

Parts Required

•Transmission fluid
•Gaskets/seals
•Brake pads
•Brake rotors
•Belts and hoses

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Inspect the engine compartment for any visible signs of oil or fluid leaks.
2
Check the transmission fluid level and condition; look for burnt smell or discoloration.
3
Scan for any error codes using an OBD-II scanner to identify potential faults.
4
Inspect brake components for wear, particularly if the smell is more pronounced during braking.
5
Examine belts and hoses for signs of wear, fraying, or burning.
6
Verify that the catalytic converter is not overheating or damaged.

Solution

1. Preparation

Gather necessary tools and parts.
Park the vehicle on a level surface and engage the parking brake.
Disconnect the negative battery terminal to ensure safety.

2. Inspect and Repair Leaks

Tools Required: Socket set, rags.
Sub-steps:
1. Visually inspect the engine oil, coolant, and transmission fluid for leaks.
2. Clean any visible oil or fluid buildup with rags.
3. If leaks are found, replace faulty gaskets or seals as necessary.

3. Transmission Fluid Change (if applicable)

Tools Required: Transmission fluid pump, drain pan, funnel.
Sub-steps:
1. Raise the vehicle securely on jack stands.
2. Remove the transmission pan, allowing old fluid to drain into the pan.
3. Replace the transmission filter if applicable.
4. Reinstall the transmission pan with a new gasket, torquing bolts to manufacturer specifications.
5. Refill with fresh transmission fluid through the dipstick tube, ensuring proper level.

4. Brake Inspection and Replacement

Tools Required: Jack, jack stands, lug wrench, brake cleaner.
Sub-steps:
1. Remove the wheel to access the brake assembly.
2. Inspect brake pads and rotors for excessive wear or burning.
3. Replace worn brake pads and resurfacing or replacing rotors if necessary.
4. Reassemble the wheel and lower the vehicle.

5. Check Belts and Hoses

Tools Required: Visual inspection tools.
Sub-steps:
1. Inspect all belts for fraying or cracking.
2. Replace any damaged belts with OEM parts.
3. Check hoses for leaks or soft spots and replace as necessary.