2007 Ford Fusion Problems

2007 Ford Fusion Problems: 5 Common Issues and Solutions

2007 Ford Fusion is a stylish and comfortable midsize sedan with a 2.3L 4-cylinder engine as standard equipment. For greater power, it provides a 3.0L V6 engine as an option. Some owners have reported some 2007 Ford Fusion problems.

So what are the most common 2007 Ford Fusion problems the owner can face? The most common 2007 Ford Fusion problems are harsh or delayed shifting of the automatic transmission, squeaks and creaks over bumps and turning, and swollen lug nuts.

Let’s analyze the problems several 2007 Ford Fusion owners experienced beneath the slick surface and comfy interior. 

A brief overview of the 2007 Ford Fusion problems and their fixes

The following list highlights several frequent problems that 2007 Ford Fusion owners reported. The following table lists the issues, their typical underlying causes, and potential solutions.

s/nProblem CausesSolution


Harsh or Delayed Shifting of Automatic Transmission

Worn or Damaged Transmission Fluid 
Replace or replenish the transmission fluid

Faulty Transmission Control Module (TCM)
Repair or replace the TCM if necessary

Mechatronics Unit Dysfunction
Inspect and repair the mechatronics unit


Squeaks and Creaks Over Bumps and Turning

Worn Ball JointsReplace the worn ball joints
Worn Control ArmsReplace the worn control arms
Worn StrutsReplace the worn struts


Transmission Oil Leaks From Left Side Half Shaft Area

Worn Output Shaft SealReplace the output shaft seal
Poor Installation or SeatingReinstall or reset the transmission components
Excessive Transmission PressureDiagnose and fix the cause of high pressure


CD Player Not Working
Faulty CD Player UnitRepair or replace the CD player unit
Power SurgeCheck and restore power supply to the CD player
Loose ConnectionSecure and reconnect any loose connections


Key Will Not Come Out of the Ignition

Faulty Ignition SwitchReplace the faulty ignition switch
Shift Interlock Mechanism IssuesRepair or replace the shift interlock mechanism
Electrical MalfunctionTroubleshoot and fix the underlying electrical issue

5 Common 2007 Ford Fusion problems, causes and solutions

The table above briefly overviews 5 Common 2007 Ford Fusion issues, their causes, and possible solutions. So, let’s dive into the origins, effects, and solutions of the 2007 Ford Fusion problems will be discussed in full below.

1. Harsh or Delayed Shifting of Automatic Transmission 

Automatic transmission problems that cause jerky gear changes or delayed shifts can make driving uncomfortable and even harm the transmission. Degraded transmission fluid, a broken transmission control module, or issues with the mechatronics unit frequently bring on this problem.

Potential Causes:

  • Faulty Transmission Control Module (TCM)
  • Mechatronics Unit Dysfunction
  • Worn or Damaged Transmission Fluid 

Faulty Transmission Control Module (TCM): 

The timing and coordination of gear shifts can be hampered by a faulty TCM, which functions as the transmission system’s central processing unit.


Step 1: Attach an OBD-II scanner to the vehicle’s diagnostic port to extract error codes. 

Step 2: Decipher the error codes to find probable and TCM-related problems. 

Step 3: Open the TCM, often found inside the engine compartment or under the dashboard. 

Step 4: If necessary, replace the defective TCM with a new unit, ensuring the connection and alignment are correct. 

Step 5: After using the OBD-II scanner to erase any remaining error codes, take a test drive to see if the shifting behavior has changed for the better.

Mechatronics Unit Dysfunction 

Miscommunication and uneven shifting patterns might result from issues with the mechatronics unit, which comprises a complex combination of mechanical and electronic parts.


Step 1: Lift the car safely using jack stands, leaving enough room beneath for work. 

Step 2: Find the mechatronics component hidden inside the transmission enclosure. 

Step 3: Thoroughly examine the mechatronics device for obvious evidence of damage, frayed connections, or worn parts. 

Step 4: Carefully remove the mechatronics device using the proper tools if problems are found. 

Step 5: To restore correct operation, fix or replace malfunctioning parts inside the mechatronics unit, such as solenoids or sensors. 

Step 6: Reinstall the mechatronics device, tightening all connections. 

Step 7: Fall the car off the jack stands and take a long test drive to see if the shifting has returned to being timely and smooth.

2. Squeaks and Creaks over Bumps and Turning 

When turning or traveling over bumps, annoying squeaks and creaks may be caused by worn suspension parts, such as ball joints or control arms, or a possible power steering pump problem. These noises should be addressed to ensure a comfortable driving experience because they can influence ride quality.

Potential Causes:

  • Worn Ball Joints
  • Worn Control Arms
  • Worn Struts
  • Power Steering Pump Issues

Worn Ball Joints 

Ball joints in the suspension system can become worn down over time, which causes excessive movement and play. During movements involving bumps or turns, this might cause audible squeaks and creaks. 


Step 1: Elevate the car safely using jack stands so you may access underneath it safely. 

Step 2: Completely examine the suspension parts, paying close attention to the condition of the ball joints. 

Step 3: Carefully remove worn ball joints using the proper equipment, such as a ball joint press or pickle fork. 

Step 4: Firmly affix the replacement ball joints following the manufacturer’s recommended torque guidelines. 

Step 5: Gradually lower the car from the jack stands and take it for a test drive to confirm that the squeaks and creaks have been effectively eliminated.

Worn Control Arms

Damaged control arms connect the suspension to the frame and are crucial for proper suspension movement, and can cause misalignment. When driving, these anomalies may cause audible creaking noises.


Step 1: Inspect the control arms and related parts for wear, rust, or damage signs. 

Step 2: Carefully remove worn control arms from the suspension and frame using the appropriate tools. 

Step 3: Install the new control arms in the third step, carefully aligning them and firmly fastening them. 

Step 4: Carefully lower the car from the jack supports and take it for a test drive to eliminate the cracking noises.

3. Transmission Oil Leaks from Left Side Half Shaft Area

Several vehicle owners have encountered the issue of transmission oil leaking from the left side half shaft area. This problem stems from a leak in the transmission’s output shaft seal, which can deteriorate or sustain damage over time, resulting in the gradual leakage of transmission fluid.

Potential Causes:

  • Worn Output Shaft Seal
  • Poor Installation or Seating
  • Excessive Transmission Pressure

Worn Output Shaft Seal 

The output shaft seal within the transmission can wear out due to prolonged usage or become damaged, leading to the escape of transmission fluid.


Step 1: Lift and securely support the vehicle using jack stands, ensuring a safe working environment. 

Step 2: Identify the location of the worn output shaft seal by inspecting the left side half shaft area for signs of leakage. 

Step 3: Carefully drain the transmission fluid to prevent further leakage during repairs. 

Step 4: Use appropriate tools to remove the damaged output shaft seal from its housing. 

Step 5: Install a new output shaft seal, ensuring proper alignment and seating within the transmission housing. 

Step 6: Refill the transmission with the recommended fluid, adhering to the manufacturer’s specifications. 

Step 7: Decrease the car from the jack stands and verify that the leakage issue has been resolved by monitoring for further leaks.

Poor Installation or Seating 

If the output shaft seal is not properly installed or seated correctly, it can result in gaps that allow transmission fluid to leak.


Step 1: Elevate the vehicle securely with jack stands, prioritizing safety during the repair process. 

Step 2: Inspect the output shaft seal for any visible misalignment, gaps, or signs of poor installation. 

Step 3: Remove the improperly seated or installed output shaft seal from its housing. 

Step 4: Install a fresh seal in place of the damaged one, ensuring it fits and aligns correctly. 

Step 5: Replace the transmission fluid with the right kind and amount that the manufacturer has recommended. 

Step 6: Gradually lower the vehicle from the jack stands and closely monitor the left side half shaft area for any recurring leaks.

4. CD Player Not Working

A broken CD player can prevent drivers from enjoying music. A defective CD player device, power spikes, weak connections, or mechanical problems could cause this issue. Components may need to be repaired or replaced to fix these problems and return audio functioning.

Potential Causes:

  • Faulty CD Player Unit
  • Power Surge
  • Loose Connection
  • Mechanical Failure

Faulty CD Player Unit 

A CD player that isn’t working properly is the main source of this problem, which frequently happens because an internal component fails. 

Faulty CD Player Unit


Step 1: To ensure safety while servicing the CD player, start by disconnecting the car’s battery. 

Step 2: Carefully remove the CD player unit from the dashboard mount by following the manufacturer’s instructions. 

Step 3: Check the CD player for any obvious damage or components that have been burned. 

Step 4: Replace the CD player with a new or reconditioned unit suitable for the vehicle model if it is beyond repair. 

Step 5: Replace the old CD player, firmly fasten it, and reattach the battery. 

Step 6: Check the player’s operation by inserting a CD and running a test.

Power Surge 

Sudden voltage changes or power surges may negatively impact the electronic components of the CD player.


Step 1: Check the car’s fuse box for any blown fuses connected to the CD player. 

Step 2: Use the fuse box diagram for your car to replace any blown fuses with new ones with the right rating. 

Step 3: Install a voltage stabilizer or surge protector to shield the CD player from further power spikes. 

Step 4: Test the CD player to see if the problem has been fixed.

Loose connection 

A disconnected or loose cable can hamper the functionality of the CD player system.


Step 1:  Shut off the car’s engine and take the key out of the ignition. 

Step 2: Carefully remove the CD player unit by following the directions provided by the manufacturer. 

Step 3: Check for looseness or disconnection in any wiring, connectors, and cables connected to the CD player. 

Step 4: Make sure all connections are solid and reconnect loose cords. 

Step 5: Test the CD player unit’s operation after reinstalling it.

5. Key Will Not Come Out of the Ignition 

Drivers may become stranded if they can’t get the ignition key out. A bad ignition switch frequently brings on this problem, such as issues with the shift interlock system or electrical problems. A swift resolution is necessary for a vehicle to operate safely and conveniently.

Potential Causes:

  • Faulty Ignition Switch
  • Shift Interlock Mechanism Issues
  • Electrical Malfunction

Faulty Ignition Switch

An electrical switch that isn’t working properly is the main source of this issue, which frequently happens due to internal wear and tear, corrosion, or flaws.


Step 1: Verify that the parking brake is applied and that the car is in “Park” mode. 

Step 2: Disconnect the car’s battery to avoid any unforeseen electrical accidents while you’re fixing it. 

Step 3: To access the ignition switch, carefully remove the steering column covers. 

Step 4: Check the ignition switch for any obvious imperfections, corrosion, or damage. 

Step 5: If the ignition switch is broken, swap it out for a new one that is appropriate for the vehicle model. 

Step 6: Test the key’s removal, reattach the battery, and assemble the steering column covers.

Shift Interlock Mechanism Issues

When the gear shift lever is not correctly in the “Park” position, some vehicles contain a shift interlock device that prevents the key from being removed. 


Step 1: Ensure the gear change lever is in the “Park” position. 

Step 2: To access the shift interlock mechanism, carefully remove the center console or the cover for the shift knob. 

Step 3: Check for impediments, damage, or alignment issues with the shift interlock mechanism. 

Step 4: If problems are found, fix them by eliminating obstacles or realigning parts. 

Step 5: Try to take the key out of the ignition after reassembling the console or shifting the knob cover.

Electrical Malfunction

The proper operation of the ignition switch can be interfered with by an electrical issue with the car’s ignition system.


Step 1: Disconnect the vehicle’s battery to guarantee safety while undergoing repairs. 

Step 2: Check the vehicle’s ignition system fuses for any blown fuses. 

Step 3: Use the fuse box diagram for your car to replace blown fuses with the right rating. 

Step 4: Check the ignition switch’s electrical continuity with a multimeter. 

Step 5: If electrical problems are found, fix them by removing and replacing the problematic parts. 

Step 6: Reattach the battery and check that the key may be removed from the ignition.

Watch this:


Q: What common problems do 2007 Ford Fusion owners encounter? 

Owners have mentioned faults with the vehicle’s overall performance and safety, including transmission failures, brake problems, and electrical glitches.

Q: How can I fix my 2007 Ford Fusion transmission issues? 

If experiencing jarring shifts or delays, check the transmission fluid level and think about changing the fluid. Consult a mechanic for a comprehensive inspection if problems continue.

Q: Why does the check engine light on my 2007 Ford Fusion always stay on? 

This could indicate several issues, including a defective oxygen sensor or a loose gas cap. It is advised to perform a diagnostic scan to identify the precise problem.

Q: Is the 2007 Ford Fusion subject to a recall for any specific issues? 

Yes, several recalls deal with suspension issues and problems with airbag deployment. To determine if your car is affected, visit the Ford website or speak with a dealer.

Final words

It’s essential to comprehend and fix the variety of 2007 Ford Fusion problems to drive safely and enjoyably. By investigating the five typical problems and their corresponding fixes, you’ve given yourself invaluable knowledge to maintain the functionality and longevity of your Fusion. 

Proactive actions can significantly improve your vehicle’s general health, whether taken to address transmission, brake, or electrical problems.

Similar Posts