how to identify if my Ford Explorer has a bad CVT

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

4 min read

614 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 identify and fix a bad CVT in your Ford Explorer. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Transmission

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is parked on a level surface and the engine is off before beginning any inspection
•Disconnect the battery before working on electrical systems
•Allow the engine to cool before opening the transmission or handling fluid

Symptoms

•Unusual noises from the transmission, such as whining or grinding
•Slipping or hesitation during acceleration
•Sudden loss of power or inability to maintain speed
•Fluid leaks underneath the vehicle
•Warning lights illuminated on the dashboard, particularly the check engine light
•Poor fuel economy compared to previous performance

Diagnostic Steps

1
Scan for error codes using OBD-II scanner
2
Check transmission fluid level and inspect its condition
3
Inspect for fluid leaks around the transmission area
4
Listen for abnormal sounds coming from the transmission when shifting through gears or accelerating
5
Take the vehicle for a test drive and note any slipping or hesitation
6
Visually inspect the transmission mounts for signs of wear or damage

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
•OBD-II scanner
•Fluid catch pan
•Funnel
•Rags
•Torque wrench
•Socket set

Parts Required

•Transmission fluid (specific to Ford Explorer)
•Transmission filter
•Gasket for transmission pan (if applicable)

Related Faults

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Symptoms

•Unusual noises from the transmission, such as whining or grinding

•Slipping or hesitation during acceleration

•Sudden loss of power or inability to maintain speed

•Fluid leaks underneath the vehicle

•Warning lights illuminated on the dashboard, particularly the check engine light

•Poor fuel economy compared to previous performance

Diagnostic Steps

1
Scan for error codes using OBD-II scanner
2
Check transmission fluid level and inspect its condition
3
Inspect for fluid leaks around the transmission area
4
Listen for abnormal sounds coming from the transmission when shifting through gears or accelerating
5
Take the vehicle for a test drive and note any slipping or hesitation
6
Visually inspect the transmission mounts for signs of wear or damage

Solution

1. Preparation

Tools Required: Safety gloves, OBD-II scanner, fluid catch pan, funnel, rags.
Safety Warnings: Ensure the vehicle is parked on a level surface and the engine is off before beginning any inspection.

2. Check and Replace Transmission Fluid

Remove the Transmission Dipstick:
- Locate the dipstick in the engine bay and pull it out.
- Wipe it clean with a rag to check the fluid condition.
Inspect Fluid Condition:
- Look for dark, burnt-smelling fluid, which indicates contamination.
- If fluid is low, add the recommended type of transmission fluid.
Drain Old Fluid (if necessary):
- Position a fluid catch pan under the transmission pan.
- Remove the drain plug or pan bolts to drain the old fluid.
Replace with New Fluid:
- Reinstall the drain plug and fill the transmission with new fluid using a funnel.
- Refer to the owner’s manual for the correct fluid type and capacity.

3. Inspect and Replace Transmission Components (if needed)

Remove the Transmission Pan:
- Support the transmission with a jack and remove the bolts securing the transmission pan.
- Carefully lower the pan and inspect the filter and magnets for debris.
Replace the Filter:
- Remove the old filter and replace it with a new one.
- Ensure proper sealing and alignment.
Reinstall the Transmission Pan:
- Clean the pan and apply a new gasket if necessary.
- Torque the pan bolts to manufacturer specifications.
Test the Transmission:
- Start the vehicle and check for proper engagement and fluid leaks.
- Perform another test drive to confirm that symptoms are resolved.