how to fix Ford Explorer Sixth Generation (2020-present) transmission jerking when shifting

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

548 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 jerking in Ford Explorer (2020-present). 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

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before checking transmission fluid.

Symptoms

•Jerking or harsh shifting between gears
•Delayed engagement when shifting from park to drive or reverse
•Unusual noises during gear changes (e.g., clunking or grinding)
•Engine RPMs fluctuating during shifts
•Warning lights illuminated on the dashboard (e.g., check engine light)

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify transmission-related trouble codes.
2
Check transmission fluid level and condition; look for signs of contamination or burnt fluid.
3
Inspect the transmission control module (TCM) for any faults or software updates.
4
Examine the electrical connections and wiring associated with the transmission system for damage or corrosion.
5
Test the transmission solenoids for proper operation using a multimeter.
6
Perform a road test to replicate the jerking behavior and note specific conditions (e.g., speed, load).

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
•Multimeter
•Transmission dipstick
•Funnel
•Fluid pump (if needed)
•Wire brush
•Electrical cleaner

Parts Required

•Transmission fluid (Mercon ULV)
•Transmission solenoids (if faulty)

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify transmission-related trouble codes.
2
Check transmission fluid level and condition; look for signs of contamination or burnt fluid.
3
Inspect the transmission control module (TCM) for any faults or software updates.
4
Examine the electrical connections and wiring associated with the transmission system for damage or corrosion.
5
Test the transmission solenoids for proper operation using a multimeter.
6
Perform a road test to replicate the jerking behavior and note specific conditions (e.g., speed, load).

Solution

1. Preparation

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

2. Check Transmission Fluid

Tools Required: Transmission dipstick, funnel, fluid pump (if needed)
Remove the dipstick and check fluid level. If low, add the recommended transmission fluid (Mercon ULV).
Inspect fluid condition; if it appears dark or smells burnt, consider a fluid change.

3. Software Update

Tools Required: OBD-II scanner
Connect the scanner and check for available software updates for the transmission control module.
Follow the manufacturer's instructions to update the software if necessary.

4. Inspect and Repair Electrical Connections

Tools Required: Multimeter, wire brush, electrical cleaner
Visually inspect all wiring and connectors related to the transmission for damage.
Clean any corroded connections and repair or replace damaged wiring as needed.

5. Test Transmission Solenoids

Tools Required: Multimeter
Disconnect the electrical connector from the solenoids.
Use a multimeter to test for resistance; compare readings with specifications in the service manual.
Replace any faulty solenoids as needed.

6. Reassemble and Finalize

Reconnect all electrical connectors and ensure everything is properly secured.
Reconnect the negative battery terminal.
Check the transmission fluid level again and top off if necessary.