how to fix shuddering during acceleration in Ford Explorer Fifth Generation (2011-2019)

Ford Explorer Fifth Generation (2011-2019)

Error Codes

3-5 hours

Time

medium

Difficulty

medium

Severity

3 min read

575 words

Problem Statement

Learn how to diagnose and fix shuddering during acceleration in Ford Explorer (2011-2019). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Transmission

Estimated Time

3-5 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 hood or working on engine components.

Symptoms

•Shuddering or vibration felt during acceleration
•Increased engine RPM without corresponding acceleration
•Unusual noises from the transmission or drivetrain
•Poor throttle response
•Check engine light illuminated (potentially)

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for transmission or engine-related faults.
2
Inspect the transmission fluid level and condition; low or dirty fluid can cause shuddering.
3
Check for engine misfires by examining spark plugs and ignition coils.
4
Examine the driveshaft and CV joints for wear or damage.
5
Test the torque converter operation to ensure it engages properly.
6
Inspect the engine mounts for signs of wear or broken components.

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
•Multimeter
•Jack and jack stands

Parts Required

•Transmission fluid
•Spark plugs
•Ignition coils (if needed)
•Engine mounts (if needed)
•Torque converter (if needed)

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for transmission or engine-related faults.
2
Inspect the transmission fluid level and condition; low or dirty fluid can cause shuddering.
3
Check for engine misfires by examining spark plugs and ignition coils.
4
Examine the driveshaft and CV joints for wear or damage.
5
Test the torque converter operation to ensure it engages properly.
6
Inspect the engine mounts for signs of wear or broken components.

Solution

1. Preparation

Gather necessary tools and parts.
Disconnect the battery before starting work on electrical or drivetrain components to ensure safety.

2. Check and Replace Transmission Fluid

Tools Required: Socket set, transmission fluid pump, fluid catch pan.
Sub-steps:
1. Locate the transmission dipstick and check the fluid level.
2. If low, drain the old transmission fluid into a catch pan.
3. Replace with the manufacturer-recommended transmission fluid.
4. Re-check the fluid level after filling and ensure it is within the acceptable range.

3. Inspect and Replace Spark Plugs/Ignition Coils

Tools Required: Socket set, torque wrench, dielectric grease.
Sub-steps:
1. Remove the ignition coil covers.
2. Unscrew and remove the spark plugs.
3. Inspect for wear or damage; replace if necessary.
4. Install new spark plugs, torquing to manufacturer specifications (typically around 13 lb-ft).
5. Apply dielectric grease to the inside of the ignition coil connectors and reinstall.

4. Inspect and Replace Engine Mounts

Tools Required: Jack and jack stands, socket set.
Sub-steps:
1. Raise the vehicle and secure it on jack stands.
2. Visually inspect the engine mounts for cracks or separation.
3. If damaged, unbolt the old mounts and replace them with new ones, ensuring proper alignment.
4. Torque the new mounts to manufacturer specifications.

5. Test Torque Converter

Tools Required: Torque wrench, multimeter (for electrical checks).
Sub-steps:
1. Check the torque converter lock-up operation while driving at various speeds.
2. If it is malfunctioning, consider replacing the torque converter.
3. Ensure proper fluid levels in the transmission.