how to fix Ford Explorer transmission jerking when shifting

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

542 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. 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 opening the transmission system to prevent burns.

Symptoms

•Jerking or harsh shifting between gears
•Delayed engagement when shifting from park to drive or reverse
•Check engine light illuminated
•Unusual noises during shifting (e.g., clunking or grinding)
•Fluid leaks beneath the vehicle
•Fluctuating RPMs during acceleration

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related faults.
2
Check the transmission fluid level and condition (color and smell).
3
Inspect the transmission filter for clogs or damage.
4
Examine the transmission control module (TCM) for any signs of failure or fault codes.
5
Test the vehicle's throttle position sensor (TPS) for correct operation.
6
Perform a road test to replicate the jerking and observe conditions under which it occurs.

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
•Fluid pump
•Multimeter
•Wire repair tools

Parts Required

•Transmission fluid (type depends on model year)
•Transmission filter
•Transmission pan gasket

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related faults.
2
Check the transmission fluid level and condition (color and smell).
3
Inspect the transmission filter for clogs or damage.
4
Examine the transmission control module (TCM) for any signs of failure or fault codes.
5
Test the vehicle's throttle position sensor (TPS) for correct operation.
6
Perform a road test to replicate the jerking and observe conditions under which it occurs.

Solution

1. Preparation

Gather tools and parts needed for the repair.
Ensure the vehicle is parked on a level surface, and the engine is off.
Disconnect the battery before starting work on electrical components.

2. Check and Replace Transmission Fluid

Sub-steps:
1. Remove the transmission dipstick and check fluid level; add fluid if necessary.
2. If fluid is dark or burnt, drain the transmission fluid from the pan.
3. Replace the transmission pan gasket if leaking.
4. Refill with the manufacturer-recommended transmission fluid type (e.g., Mercon V for older Explorers).
Tools Required: Socket set, fluid pump, transmission fluid, new gasket.

3. Replace Transmission Filter

Sub-steps:
1. Remove the transmission pan to access the filter.
2. Remove the old filter and replace it with a new one.
3. Clean the transmission pan and magnet, then reinstall the pan with a new gasket.
Tools Required: Socket set, gasket scraper, new filter.

4. Inspect and Repair Electrical Components

Sub-steps:
1. Inspect wiring and connectors to the transmission control module and throttle position sensor for damage.
2. Repair or replace any damaged wiring or connectors.
3. Reconnect the battery and clear any error codes with the OBD-II scanner.
Tools Required: Multimeter, wire repair tools.

5. Road Test

Take the vehicle for a test drive to ensure the jerking issue has been resolved and shifting is smooth.