why does my Honda CR-V Fifth Generation (2017-2022) have a burning smell when driving?

Honda CR-V Sixth Generation (2023-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

566 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 burning smell issues in Honda CR-V Fifth Generation (2017-2022). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Brakes

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Allow the engine to cool down before working on it.
•Always wear gloves and safety glasses.
•Disconnect the battery before working on electrical systems.

Symptoms

•Burning smell noticeable during or after driving
•Smoke emanating from the engine bay or wheels
•Reduced braking efficiency (if brake-related)
•Check engine light illuminated (if related to engine issues)
•Unusual noises from the engine or brakes

Diagnostic Steps

1
Visual Inspection: Examine the engine bay for any signs of leaks, burnt fluids, or damaged components.
2
Check Brake Components: Inspect brake pads, rotors, and calipers for excessive wear or overheating signs.
3
Scan for Error Codes: Use an OBD-II scanner to check for any stored trouble codes related to the engine or other systems.
4
Inspect Engine Oil: Check the oil level and condition; burnt oil can emit a burning smell.
5
Assess Electrical System: Look for frayed wires or melted insulation that could indicate an electrical short.
6
Examine Exhaust System: Inspect the exhaust for any leaks or signs of overheating.

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

•Safety gloves
•Safety glasses
•OBD-II scanner
•Socket set
•Multimeter
•Brake cleaner
•Jack
•Jack stands

Parts Required

•Brake pads
•Brake rotors
•Engine oil
•Oil filter
•Electrical wiring (if damaged)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Visual Inspection: Examine the engine bay for any signs of leaks, burnt fluids, or damaged components.
2
Check Brake Components: Inspect brake pads, rotors, and calipers for excessive wear or overheating signs.
3
Scan for Error Codes: Use an OBD-II scanner to check for any stored trouble codes related to the engine or other systems.
4
Inspect Engine Oil: Check the oil level and condition; burnt oil can emit a burning smell.
5
Assess Electrical System: Look for frayed wires or melted insulation that could indicate an electrical short.
6
Examine Exhaust System: Inspect the exhaust for any leaks or signs of overheating.

Solution

1. Preparation

Tools Required: Safety gloves, safety glasses, OBD-II scanner, socket set, multimeter, brake cleaner.
Safety Warnings: Allow the engine to cool down before working on it. Always wear gloves and safety glasses.

2. Addressing Brake Issues

Inspect Brake Components:
1. Lift the vehicle and securely support it with jack stands.
2. Remove the wheel to access the brake assembly.
3. Inspect brake pads for wear; replace if thinner than 3mm.
4. Check the rotors for scoring or warping; replace if necessary.
5. Clean the brake components with brake cleaner and reassemble.

3. Engine Oil and Fluid Change

Check Engine Oil:
1. Remove the dipstick and wipe it clean.
2. Reinsert and remove to check oil level and condition; if burnt, change the oil.
3. Drain old oil and replace with manufacturer-recommended oil (5W-20).
4. Replace oil filter and ensure the new filter is properly sealed.

4. Electrical System Inspection

Inspect Wiring:
1. Examine wiring harnesses under the hood for frays or damage.
2. Use a multimeter to check for shorts or faulty connections.
3. Repair or replace damaged wires as necessary.

5. Exhaust System Check

Examine Exhaust Components:
1. Inspect the exhaust manifold, pipe, and catalytic converter for leaks.
2. Look for signs of overheating or burnt material.
3. Replace any damaged components.