how to fix P0700 code on Ford Explorer Fifth Generation (2011-2019)

Ford Explorer Fifth Generation (2011-2019)

Error Codes

3-5 hours

Time

medium

Difficulty

high

Severity

Error Code: P0700

3 min read

592 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 P0700 transmission control malfunction in Ford Explorer 2011-2019. Step-by-step guide with diagnostic procedures and repair instructions.

Error Code

P0700

Affected Component

Transmission

Estimated Time

3-5 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components to prevent shorts.
•Allow the engine and transmission to cool before working on them to prevent burns.

Symptoms

•Check engine light illuminated
•Rough or erratic shifting
•Transmission slipping or delayed engagement
•Poor acceleration or loss of power
•Transmission overheating
•Gear indicator lights malfunctioning

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to confirm P0700 and check for additional transmission-related codes.
2
Inspect the transmission fluid level and condition; check for burnt smell or metallic particles.
3
Examine the wiring harness and connectors related to the transmission control module for damage or corrosion.
4
Check the TCM for any visible signs of damage or contamination.
5
Test the transmission solenoids to ensure they are operating correctly.
6
Verify the operation of the vehicle speed sensor (VSS) and input/output speed sensors.

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
•Multimeter
•Socket set
•Electrical contact cleaner
•Transmission fluid pump

Parts Required

•Transmission fluid (OEM specification)
•Transmission control module (if faulty)
•New solenoids (if necessary)
•Transmission pan gasket (if pan is removed)

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to confirm P0700 and check for additional transmission-related codes.
2
Inspect the transmission fluid level and condition; check for burnt smell or metallic particles.
3
Examine the wiring harness and connectors related to the transmission control module for damage or corrosion.
4
Check the TCM for any visible signs of damage or contamination.
5
Test the transmission solenoids to ensure they are operating correctly.
6
Verify the operation of the vehicle speed sensor (VSS) and input/output speed sensors.

Solution

1. Preparation

Gather tools and parts required for the repair.
Disconnect the negative battery terminal to prevent electrical shorts.
Ensure the vehicle is on a level surface and safely supported with jack stands.

2. Inspect Transmission Fluid

Remove the transmission dipstick and check fluid level; top off with the recommended fluid type if low.
If fluid is burnt or contaminated, drain the fluid using a transmission fluid pump.
- Tools Required: Transmission fluid pump, collection container.
Replace the fluid with new manufacturer-recommended transmission fluid.

3. Check and Repair Wiring

Visually inspect the wiring harness for abrasions or breaks; repair or replace any damaged wires.
Clean any corrosion found on connectors with electrical contact cleaner.
- Tools Required: Electrical contact cleaner, wiring repair kit.

4. Test and Replace TCM (if necessary)

Using a multimeter, test the TCM for proper voltage and ground signal.
If the TCM is faulty, remove it by unscrewing the mounting bolts and disconnecting the harness.
- Tools Required: Socket set, multimeter.
Install the new TCM by connecting the harness and securing it with bolts.

5. Solenoid Replacement (if faulty)

If solenoids are found defective during testing, access them by removing the transmission pan.
Carefully remove the solenoid assembly and replace with new solenoids.
- Tools Required: Socket set, gasket scraper.
Reinstall the transmission pan with a new gasket and torque to manufacturer specifications.