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

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

Error Code: P0700

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

Error Code

P0700

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 to cool before working on the transmission.

Symptoms

•Check engine light illuminated
•Erratic shifting or harsh transmission behavior
•Delayed engagement when shifting into drive or reverse
•Transmission slipping or losing power
•Poor acceleration or loss of power during driving

Diagnostic Steps

1
Scan the vehicle using an OBD-II scanner to confirm the P0700 code and check for any additional transmission-related codes.
2
Inspect the transmission fluid level and condition; look for signs of contamination or burning.
3
Check the wiring and connectors to the transmission control module for any damage, corrosion, or loose connections.
4
Test the transmission control module using a multimeter to ensure it is receiving proper voltage and ground.
5
Inspect the transmission solenoids for proper operation and any potential blockages in the valve body.
6
Conduct a road test to monitor transmission performance and shifting behavior under different driving conditions.

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
•Torque wrench
•Wire strippers/crimpers
•Transmission fluid pump
•Fluid catch pan

Parts Required

•Transmission control module (if faulty)
•Transmission fluid (Mercon LV)
•Electrical connectors (if damaged)

Related Faults

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Diagnostic Steps

1
Scan the vehicle using an OBD-II scanner to confirm the P0700 code and check for any additional transmission-related codes.
2
Inspect the transmission fluid level and condition; look for signs of contamination or burning.
3
Check the wiring and connectors to the transmission control module for any damage, corrosion, or loose connections.
4
Test the transmission control module using a multimeter to ensure it is receiving proper voltage and ground.
5
Inspect the transmission solenoids for proper operation and any potential blockages in the valve body.
6
Conduct a road test to monitor transmission performance and shifting behavior under different driving conditions.

Solution

1. Preparation

Gather necessary tools and parts.
Disconnect the vehicle battery to prevent electrical shorts.
Ensure the vehicle is on a level surface and secure it with wheel chocks.

2. Inspect and Replace Transmission Fluid

Sub-steps:
- Remove the transmission fluid dipstick and check fluid level.
- If low, add the recommended transmission fluid type (e.g., Mercon LV for Ford).
- If fluid is dark or has a burnt smell, proceed to drain and replace.
Tools Required:
- Transmission fluid pump
- Socket set
- Fluid catch pan

3. Inspect and Repair Wiring

Sub-steps:
- Visually inspect the wiring harness and connectors for signs of wear or damage.
- Repair or replace any damaged wiring or connectors as necessary.
Tools Required:
- Wire strippers/crimpers
- Electrical tape
- Multimeter

4. Replace Transmission Control Module (if necessary)

Sub-steps:
- Locate the transmission control module (usually under the dashboard or near the transmission).
- Disconnect the electrical connectors and remove any securing bolts.
- Install the new transmission control module and reconnect the wiring.
Tools Required:
- Socket set
- Torque wrench (if specified by manufacturer)

5. Reconnect Battery and Clear Codes

Sub-steps:
- Reconnect the negative terminal of the battery.
- Use the OBD-II scanner to clear the P0700 code and any other related codes.