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Home/Cars/Ford/Explorer/Fifth Generation (2011-2019)/my Ford Explorer makes a loud noise when accelerating what is wrong

my Ford Explorer makes a loud noise when accelerating what is wrong

Ford Explorer Fifth Generation (2011-2019)

Severity: mediumDifficulty: medium2-4 hours
3 min read
520 words

Problem Statement

Diagnose and fix loud noise during acceleration in Ford Explorer. Step-by-step guide with diagnostic procedures and repair instructions.

Component
Exhaust System
Repair Time
2-4 hours

Safety Warnings

  • ⚠Disconnect battery before working on electrical systems.
  • ⚠Allow engine to cool before inspecting components to avoid burns.

Symptoms

  • •Loud noise when accelerating
  • •Possible vibration felt through the vehicle
  • •Loss of power during acceleration
  • •Unusual exhaust sounds
  • •Engine knocking or tapping sounds

Diagnostic Steps

  1. 1Inspect the exhaust system for leaks or damage.
  2. 2Check the engine mounts for wear or failure.
  3. 3Listen for abnormal sounds in the engine bay while the vehicle is idling.
  4. 4Examine the drive belts for fraying or damage.
  5. 5Scan for any trouble codes using an OBD-II scanner.
  6. 6Test the transmission fluid level and condition.

Solution

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 ensure safety.

2. Inspect Exhaust System

  • Sub-steps:

    1. Visually inspect the exhaust pipes, muffler, and catalytic converter for any cracks or holes.
    2. Use a flashlight to check for signs of rust or deterioration.
    3. With the engine running, listen closely near the exhaust components for any hissing or loud sounds indicating a leak.
  • Tools Required: Flashlight, jack and jack stands (if necessary)

3. Check Engine Mounts

  • Sub-steps:

    1. Locate all engine mounts and visually inspect for cracks or separation.
    2. With a helper, gently rev the engine and observe if the engine moves excessively.
    3. If damaged, proceed to remove and replace the faulty mounts.
  • Tools Required: Socket set, torque wrench

4. Examine Drive Belts

  • Sub-steps:

    1. Inspect the drive belts for any signs of wear, such as cracks or fraying.
    2. Check for proper tension; belts should not be loose or overly tight.
    3. If damaged, remove the old belt and install a new one according to manufacturer specifications.
  • Tools Required: Socket set, belt tensioner tool (if applicable)

5. Check Transmission Fluid

  • Sub-steps:

    1. Locate the transmission dipstick and remove it.
    2. Check the fluid level and condition; fluid should be bright red and free from debris.
    3. If low, add the appropriate transmission fluid as specified by the manufacturer.
    4. If the fluid is burnt or contaminated, consider a transmission fluid change.
  • Tools Required: Funnel, transmission fluid

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
  • Torque wrench
  • Flashlight
  • Jack and jack stands
  • Belt tensioner tool
  • Funnel

Parts Required

  • Engine mounts (if needed)
  • Drive belts (if needed)
  • Transmission fluid (if needed)

Additional Information

Component

Exhaust System

Repair Time

2-4 hours

Difficulty

medium

Severity

medium

Tools

7 items

Parts

3 items

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