my Ford Explorer transmission is slipping what does that mean

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

550 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 slipping transmission issues in Ford Explorer. 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 battery before working on electrical systems.
•Allow engine and transmission to cool before performing maintenance.

Symptoms

•Engine RPM increases without corresponding vehicle speed
•Delayed or harsh shifting between gears
•Unusual noises when shifting (grinding or clunking)
•Fluid leaks under the vehicle
•Check engine light illuminated
•Poor acceleration or loss of power

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 using the dipstick; look for discoloration or burnt smell.
3
Inspect for external leaks around the transmission casing and seals.
4
Verify the operation of the transmission range sensor (neutral safety switch).
5
Test the vehicle’s battery and alternator voltage to ensure proper electrical supply.
6
Perform a pressure test on the transmission to check for internal pressure issues.

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
•Transmission fluid
•Funnel
•Rags
•Drain pan

Parts Required

•Transmission fluid
•Transmission filter (if applicable)
•Gasket for the transmission pan (if applicable)
•Solenoids (if applicable)

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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 using the dipstick; look for discoloration or burnt smell.
3
Inspect for external leaks around the transmission casing and seals.
4
Verify the operation of the transmission range sensor (neutral safety switch).
5
Test the vehicle’s battery and alternator voltage to ensure proper electrical supply.
6
Perform a pressure test on the transmission to check for internal pressure issues.

Solution

1. Preparation

Gather tools and materials: OBD-II scanner, socket set, transmission fluid, funnel, rags.
Ensure the vehicle is on a level surface and engage the parking brake.
Disconnect the battery to prevent electrical mishaps.

2. Check and Replace Transmission Fluid

Locate the transmission dipstick and remove it.
Wipe it clean, reinsert it, and check the fluid level.
If low, add the appropriate type of transmission fluid through the dipstick tube using a funnel.
If the fluid is burnt or contaminated, drain the old fluid from the transmission pan.
- Tools Required: Socket set, drain pan
Remove the transmission pan bolts and carefully drop the pan.
Replace the transmission filter if applicable.
Clean the pan and replace the pan gasket, then reattach the pan with proper torque specifications (consult specific model manual for torque values).
Refill the transmission with new fluid through the dipstick tube.

3. Address Internal Components (if necessary)

If slipping persists, consider inspecting or replacing the transmission solenoids.
- Remove the transmission valve body to access solenoids.
- Disconnect electrical connectors and remove old solenoids.
- Install new solenoids, ensuring they are seated correctly.
Reassemble the valve body and transmission, ensuring all bolts are torqued to specifications.

4. Test Drive

Reconnect the battery and start the engine.
Allow the vehicle to reach operating temperature and check for leaks.
Conduct a test drive to monitor transmission performance and verify that slipping has been resolved.