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Home/Cars/Volkswagen/Golf/MK7 (2015-2019)/how to fix P0700 transmission code in Volkswagen Golf MK6 (2009-2014)

how to fix P0700 transmission code in Volkswagen Golf MK6 (2009-2014)

Volkswagen Golf MK7 (2015-2019)

Severity: highDifficulty: mediumError Code: P07002-4 hours
3 min read
574 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 code in Volkswagen Golf MK6 (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 engine to cool before opening the transmission pan to prevent burns.

Symptoms

  • •Check engine light illuminated
  • •Erratic shifting or harsh transmission behavior
  • •Delayed engagement when shifting from park to drive
  • •Transmission slipping or losing power during acceleration
  • •Reduced fuel efficiency
  • •Possible torque converter issues

Diagnostic Steps

  1. 1Scan the vehicle using an OBD-II scanner to retrieve any additional transmission-related trouble codes.
  2. 2Inspect the transmission fluid level and condition; look for signs of contamination or burning.
  3. 3Check the transmission wiring harness and connectors for damage, corrosion, or loose connections.
  4. 4Test the transmission control module (TCM) for proper function and communication with the engine control unit (ECU).
  5. 5Inspect the valve body for any blockages or malfunctions that could affect shifting.
  6. 6Evaluate the condition of the transmission filter and replace it if clogged.

Solution

Solution

1. Preparation

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

2. Fluid Change

  • Tools Required: Socket set, transmission fluid pump, torque wrench, drain pan.
  • Remove the transmission pan bolts using a socket wrench.
  • Carefully lower the transmission pan and allow the fluid to drain completely into a drain pan.
  • Inspect the transmission filter and replace it if necessary.
  • Clean the transmission pan and apply new gasket sealant if needed.
  • Reinstall the transmission pan and torque bolts to the manufacturer's specifications (usually around 8-10 Nm).

3. Electrical Inspection

  • Tools Required: Multimeter, wiring diagram.
  • Reconnect the battery and turn on the ignition (do not start the engine).
  • Use a multimeter to test the voltage at the TCM connector. Compare results with specifications in the wiring diagram.
  • Repair or replace any damaged wiring or connectors as necessary.

4. TCM Reprogramming (if applicable)

  • Tools Required: OBD-II scanner capable of programming.
  • If the TCM is determined to be faulty or has been replaced, use the OBD-II scanner to reprogram the TCM as per manufacturer instructions.

5. Final Assembly

  • Refill the transmission with the correct type and amount of fluid (consult the owner's manual for specifications).
  • Start the engine and let it idle, then cycle through the gears (P, R, N, D) to ensure fluid circulates properly.
  • Check for leaks around the pan and connectors.

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
  • Multimeter
  • Torque wrench
  • Transmission fluid pump
  • Drain pan

Parts Required

  • Transmission fluid
  • Transmission filter
  • Gasket sealant (if pan is resealed)

Additional Information

Error CodeP0700
Component

Transmission

Repair Time

2-4 hours

Difficulty

medium

Severity

high

Tools

6 items

Parts

3 items

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