how to fix the jerking issue when shifting gears in my Ford Explorer Fifth Generation (2011-2019)

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

579 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 jerking issues when shifting gears in Ford Explorer (2011-2019). Step-by-step guide with diagnostic procedures 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 working near the transmission.

Symptoms

•Jerking or harsh shifting when changing gears
•Delayed engagement of gears
•Unusual noises during gear transitions (clunking or grinding)
•Check engine light illuminated
•Increased RPMs without corresponding 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; look for discoloration or burnt smell.
3
Inspect the transmission fluid filter for clogs or restrictions.
4
Verify the condition of the throttle position sensor (TPS) and its wiring.
5
Check for any vacuum leaks in the engine intake system.
6
Inspect the engine and transmission mounts for wear or damage.

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
•Transmission fluid pump
•Funnel
•Socket set
•Torque wrench
•Multimeter
•Smoke machine
•Hose clamp pliers

Parts Required

•Transmission fluid
•Transmission filter
•Gasket for transmission pan
•Throttle position sensor (if faulty)
•Vacuum hoses (if damaged)

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; look for discoloration or burnt smell.
3
Inspect the transmission fluid filter for clogs or restrictions.
4
Verify the condition of the throttle position sensor (TPS) and its wiring.
5
Check for any vacuum leaks in the engine intake system.
6
Inspect the engine and transmission mounts for wear or damage.

Solution

1. Fluid Inspection and Replacement

Sub-step 1: Park the vehicle on a level surface and set the parking brake.
Sub-step 2: With the engine running, remove the transmission dipstick and check the fluid level and condition.
Sub-step 3: If the fluid is low or burnt, drain the old fluid using a transmission fluid pump.
Sub-step 4: Replace with manufacturer-recommended transmission fluid (consult the owner's manual for specifications).
Tools Required: Transmission fluid pump, funnel, rags.

2. Filter Replacement

Sub-step 1: Remove the transmission pan bolts and carefully lower the pan to avoid spilling fluid.
Sub-step 2: Remove the old transmission filter and install a new one, ensuring it is seated properly.
Sub-step 3: Clean the transmission pan and replace the gasket before reattaching the pan.
Tools Required: Socket set, torque wrench, gasket scraper.

3. Throttle Position Sensor Inspection

Sub-step 1: Locate the throttle position sensor on the throttle body.
Sub-step 2: Disconnect the electrical connector and inspect for corrosion or damage.
Sub-step 3: Test the sensor using a multimeter to ensure it operates within specifications; replace if faulty.
Tools Required: Multimeter.

4. Vacuum Leak Check

Sub-step 1: Inspect all vacuum hoses connected to the intake manifold for cracks or disconnections.
Sub-step 2: Use a smoke machine to identify any hidden vacuum leaks.
Sub-step 3: Replace any damaged hoses or gaskets.
Tools Required: Smoke machine, hose clamp pliers.

5. Mount Inspection

Sub-step 1: Visually inspect engine and transmission mounts for cracks or excessive wear.
Sub-step 2: Replace any damaged mounts to ensure proper alignment of the transmission and engine.
Tools Required: Socket set.