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Home/Cars/Ford/F-150/12th Generation (2009-2014)/how to fix P0700 code in Ford F-150 12th Generation (2009-2014)

how to fix P0700 code in Ford F-150 12th Generation (2009-2014)

Ford F-150 12th Generation (2009-2014)

Severity: highDifficulty: mediumError Code: P07002-4 hours
3 min read
541 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 fault in Ford F-150 (2009-2014). 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 transmission to cool before draining fluid.

Symptoms

  • •Check engine light illuminated
  • •Transmission slipping or harsh shifting
  • •Delayed engagement when shifting from park to drive
  • •Erratic speedometer readings
  • •Possible loss of overdrive function
  • •Vehicle may not shift into higher gears

Diagnostic Steps

  1. 1Scan the vehicle’s onboard diagnostics using an OBD-II scanner to retrieve additional trouble codes.
  2. 2Inspect transmission fluid level and condition; look for signs of contamination or burning.
  3. 3Check the vehicle's battery voltage and ground connections to ensure proper electrical supply to the transmission control module (TCM).
  4. 4Examine the wiring and connectors for the TCM for any signs of damage or corrosion.
  5. 5Test the transmission range sensor for accurate operation.
  6. 6Perform a road test while monitoring transmission operation and observing for any abnormal behavior.

Solution

Solution

1. Preparation

  • Gather required tools and parts.
  • Ensure the vehicle is parked on a level surface and the engine is off.
  • Disconnect the negative battery terminal to prevent electrical shorts.

2. Check and Replace Transmission Fluid

  • Tools Required: Socket set, transmission fluid pump, fluid catch pan
  • Remove the transmission pan using a socket set.
  • Allow the old fluid to drain into the catch pan.
  • Inspect the transmission filter; replace it if clogged or damaged.
  • Refill the transmission with the recommended type of fluid (consult the owner's manual for specifications).
  • Reinstall the transmission pan and torque bolts to manufacturer specifications (usually around 10-12 ft-lbs).

3. Inspect and Replace TCM

  • Tools Required: OBD-II scanner, socket set
  • Using the OBD-II scanner, clear the P0700 code from the system.
  • If codes persist, locate the TCM (usually near the transmission).
  • Disconnect the TCM wiring harness.
  • Remove the TCM using a socket set and replace it with a new unit.
  • Reconnect the TCM wiring harness and reconnect the negative battery terminal.

4. Test Drive and Final Check

  • Start the engine and allow it to warm up.
  • Conduct a test drive to ensure smooth shifting and proper operation of the transmission.
  • Re-scan for error codes to confirm the P0700 code has not returned.

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
  • Fluid catch pan

Parts Required

  • Transmission filter
  • Transmission fluid (specific to Ford specifications)
  • Transmission Control Module (if replacement is necessary)

Additional Information

Error CodeP0700
Component

Transmission

Repair Time

2-4 hours

Difficulty

medium

Severity

high

Tools

4 items

Parts

3 items

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