what does it mean when my Ford Explorer Sixth Generation (2020-present) slips out of gear

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

596 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 transmission slipping issues in Ford Explorer (2020-present). Step-by-step guide with symptoms, diagnostics, and repair instructions.

Affected Component

Transmission

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 the transmission fluid.

Symptoms

•Transmission unexpectedly shifts to neutral
•Engine RPM increases without corresponding vehicle speed
•Delayed engagement when shifting from park to drive or reverse
•Check engine light illuminated
•Unusual noises (grinding or whining) from the transmission area
•Warning messages on the dashboard regarding transmission

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for any transmission-related fault codes.
2
Inspect the transmission fluid level and condition; look for signs of contamination or burning.
3
Check for any visible leaks around the transmission and cooler lines.
4
Test the transmission range sensor for proper operation.
5
Inspect the wiring and connectors at the transmission for damage or corrosion.
6
Perform a road test to replicate the slipping issue while monitoring engine RPM and vehicle speed.

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
•Torque wrench
•Transmission fluid pump
•Wire strippers
•Electrical tape

Parts Required

•Transmission range sensor
•Transmission fluid (type specified in owner's manual)

Related Faults

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Symptoms

•Transmission unexpectedly shifts to neutral

•Engine RPM increases without corresponding vehicle speed

•Delayed engagement when shifting from park to drive or reverse

•Check engine light illuminated

•Unusual noises (grinding or whining) from the transmission area

•Warning messages on the dashboard regarding transmission

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for any transmission-related fault codes.
2
Inspect the transmission fluid level and condition; look for signs of contamination or burning.
3
Check for any visible leaks around the transmission and cooler lines.
4
Test the transmission range sensor for proper operation.
5
Inspect the wiring and connectors at the transmission for damage or corrosion.
6
Perform a road test to replicate the slipping issue while monitoring engine RPM and vehicle speed.

Solution

1. Preparation

Gather all necessary tools and parts before starting the repair.
Ensure the vehicle is parked on a level surface, and the engine is off.
Disconnect the battery to prevent electrical shorts.

2. Check and Replace Transmission Fluid

Sub-steps:
1. Remove the transmission dipstick and wipe it clean.
2. Insert the dipstick back and remove it again to check the fluid level.
3. If fluid is low, add the appropriate type of transmission fluid (consult owner’s manual for specifications).
4. If the fluid is dark or smells burnt, proceed to drain and replace the fluid.
Tools Required:
- Socket set
- Transmission fluid pump

3. Inspect and Replace Transmission Range Sensor

Sub-steps:
1. Locate the transmission range sensor, typically mounted on the side of the transmission.
2. Disconnect the electrical connector from the sensor.
3. Remove the mounting bolts and take out the old sensor.
4. Install the new sensor and secure it with bolts.
5. Reconnect the electrical connector.
Tools Required:
- Socket set
- Torque wrench

4. Inspect and Repair Wiring and Connectors

Sub-steps:
1. Visually inspect wiring harnesses for fraying or damage.
2. Clean any corroded connectors using electrical contact cleaner.
3. Repair any damaged wiring as necessary using appropriate gauge wire.
Tools Required:
- Wire strippers
- Electrical tape

5. Test Drive and Adjust

Sub-steps:
1. Reconnect the battery and start the vehicle.
2. Take the vehicle for a test drive to ensure the slipping issue has been resolved.
3. Monitor transmission behavior under different driving conditions (acceleration, deceleration).
Tools Required:
- OBD-II scanner (for post-repair code check)