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

551 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 the electrical systems.
•Allow the engine to cool before opening the transmission.

Symptoms

•Jerking or hard shifting between gears
•Slipping of the transmission during acceleration
•Unusual noises (clunks or thumps) during shifting
•Check engine light illuminated
•Delayed engagement when shifting from park to drive or reverse
•Increased RPMs without corresponding acceleration

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related trouble codes.
2
Check the transmission fluid level and condition (looking for discoloration or burnt smell).
3
Inspect the transmission fluid filter for clogs or restrictions.
4
Examine the transmission linkage and mounts for any signs of wear or damage.
5
Test the transmission solenoids and sensors with a multimeter to ensure they are functioning properly.
6
Inspect the wiring harness for any signs of damage or corrosion.

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
•Multimeter
•Fluid catch pan
•Funnel

Parts Required

•Transmission fluid
•Transmission filter
•Transmission pan gasket
•Transmission solenoids (if faulty)

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related trouble codes.
2
Check the transmission fluid level and condition (looking for discoloration or burnt smell).
3
Inspect the transmission fluid filter for clogs or restrictions.
4
Examine the transmission linkage and mounts for any signs of wear or damage.
5
Test the transmission solenoids and sensors with a multimeter to ensure they are functioning properly.
6
Inspect the wiring harness for any signs of damage or corrosion.

Solution

1. Preparation

Tools Required: OBD-II scanner, socket set, torque wrench, multimeter, fluid catch pan, funnel.
Ensure the vehicle is parked on a level surface and the engine is turned off.
Disconnect the battery to avoid electrical shorts.

2. Check and Replace Transmission Fluid

Sub-steps:
1. Locate the transmission dipstick and remove it.
2. Using the funnel, add the appropriate type of transmission fluid as specified in the owner’s manual until the correct level is reached.
3. If the fluid is dirty or burnt, drain the fluid using a catch pan, remove the transmission pan bolts, and take off the pan.
4. Replace the transmission filter and gasket.
5. Reinstall the transmission pan and torque bolts to the manufacturer's specifications (typically 8-10 ft-lbs).
6. Refill the transmission with new fluid and check the level again.

3. Inspect and Replace Faulty Components

Sub-steps:
1. Inspect transmission solenoids and connectors using the multimeter; replace any that are faulty.
2. Check the condition of the transmission mounts; replace if cracked or damaged.
3. If the linkage is misaligned, adjust it according to the service manual.
4. Clear any error codes from the vehicle’s computer after making repairs.

4. Road Test

After reassembling, reconnect the battery and start the vehicle.
Conduct a road test to check for jerking during shifts and ensure the transmission operates smoothly.