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Home/Cars/Ford/Explorer/Sixth Generation (2020-present)/how to fix P0700 code in Ford Explorer Sixth Generation (2020-present)

how to fix P0700 code in Ford Explorer Sixth Generation (2020-present)

Ford Explorer Sixth Generation (2020-present)

Severity: highDifficulty: mediumError Code: P07002-4 hours
3 min read
521 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. Step-by-step guide with diagnostic procedures and repair instructions.

Error Code
P0700
Component
Transmission
Repair Time
2-4 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems.
  • ⚠Allow the engine to cool before opening the transmission pan.

Symptoms

  • •Check engine light illuminated
  • •Harsh or erratic shifting
  • •Delayed engagement in gear
  • •Transmission slipping or failure to shift
  • •Poor acceleration performance

Diagnostic Steps

  1. 1Scan the vehicle with an OBD-II scanner to confirm the presence of the P0700 code and any additional transmission-related codes.
  2. 2Inspect the transmission fluid level and condition; look for signs of contamination or burning.
  3. 3Check the wiring harness and connectors leading to the TCM for any damage, loose connections, or corrosion.
  4. 4Test the TCM functionality using a professional scan tool to ensure it is receiving proper inputs from sensors.
  5. 5Inspect the transmission filters for clogs or restrictions that could affect fluid flow.

Solution

Solution

1. Preparation

  • Gather the necessary tools and parts.
  • Disconnect the vehicle battery to prevent electrical shorts.
  • Allow the engine to cool before starting work.

2. Fluid Replacement

  • Tools Required: Socket set, transmission fluid pump, drain pan.
  • Steps:
    1. Place the drain pan under the transmission pan.
    2. Remove the transmission pan bolts using the socket set and carefully lower the pan.
    3. Drain the old transmission fluid and inspect for metal shavings or debris.
    4. Replace the transmission filter if applicable (usually located inside the pan).
    5. Reinstall the transmission pan with a new gasket, torque bolts to manufacturer specifications (typically around 10-12 ft-lbs).
    6. Refill the transmission with new fluid according to manufacturer specifications (check the owner’s manual for the type and amount).

3. TCM Inspection and Replacement

  • Tools Required: OBD-II scanner, socket set.
  • Steps:
    1. If diagnostics indicate a faulty TCM, locate the TCM (usually near the transmission).
    2. Disconnect the wiring harness from the TCM.
    3. Remove the mounting bolts securing the TCM using the socket set.
    4. Install the new TCM by reversing the removal steps, ensuring to connect all wiring securely.
    5. Clear the fault codes using the OBD-II scanner and perform a test drive.

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 pump
  • Drain pan

Parts Required

  • Transmission filter (if applicable)
  • Transmission fluid (specification per owner’s manual)
  • Gasket for transmission pan
  • TCM (if replacement is necessary)

Additional Information

Error CodeP0700
Component

Transmission

Repair Time

2-4 hours

Difficulty

medium

Severity

high

Tools

4 items

Parts

4 items

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