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Home/Cars/BMW/3 Series/F30/F31 (2012-2019)/how to reset the transmission adaptation on my BMW 3 Series F30/F31 (2012-2019)

how to reset the transmission adaptation on my BMW 3 Series F30/F31 (2012-2019)

BMW 3 Series F30/F31 (2012-2019)

Severity: mediumDifficulty: medium30 minutes to 1 hour
3 min read
423 words

Problem Statement

## Problem Statement The user needs instructions on how to reset the transmission adaptation on a BMW 3 Series F30/F31 model, manufactured between 2012 and 2019.

Repair Time
30 minutes to 1 hour

Safety Warnings

  • ⚠Safety Warnings:**
  • ⚠Ensure the vehicle is in a safe and stable position before performing any diagnostic or reset procedures.

Symptoms

  • •Transmission shifts are not smooth
  • •Delayed engagement when shifting
  • •Unusual RPM fluctuations during gear changes
  • •Reduced fuel efficiency
  • •Transmission warning light illuminated on the dashboard

Diagnostic Steps

  1. 1Ensure the vehicle is in a safe, flat location with the engine running.
  2. 2Connect an OBD-II scanner capable of accessing BMW-specific parameters.
  3. 3Navigate to the transmission control module (TCM) using the scanner.
  4. 4Check for any fault codes related to the transmission adaptation.
  5. 5Note the current adaptation values and any stored fault codes for reference.

Solution

Solution

1. Preparation

  • Tools Required: OBD-II scanner, vehicle owner's manual.
  • Ensure the vehicle is parked on a level surface with the engine running.
  • Keep the vehicle brake engaged for safety.

2. Access the Transmission Control Module

  • Connect the OBD-II scanner to the vehicle's OBD-II port (usually located under the dashboard near the driver's seat).
  • Turn the ignition to the 'on' position without starting the engine to allow the scanner to communicate with the vehicle.

3. Reset the Adaptation Values

  • On the OBD-II scanner, navigate to the transmission control unit settings.
  • Look for an option labeled "Reset Adaptations" or "Transmission Adaptation Reset."
  • Follow on-screen instructions to confirm the reset process.
  • Wait for the scanner to complete the reset, which may take a few moments.

4. Test Drive the Vehicle

  • After resetting, turn off the ignition and disconnect the OBD-II scanner.
  • Start the engine and take the vehicle for a test drive, allowing the transmission to learn the new adaptation values.
  • Observe the transmission behavior during various driving conditions (stop-and-go, highway speeds).

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

Parts Required

  • None required for the reset process

Additional Information

Repair Time

30 minutes to 1 hour

Difficulty

medium

Severity

medium

Tools

1 items

Parts

1 items

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