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Home/Cars/BMW/5 Series/F10/F11 (2010-2017)/how to fix P0700 code in BMW 5 Series F10/F11 (2010-2017)

how to fix P0700 code in BMW 5 Series F10/F11 (2010-2017)

BMW 5 Series F10/F11 (2010-2017)

Severity: mediumDifficulty: mediumError Code: P07002-4 hours
3 min read
541 words

Problem Statement

## Problem Statement The P0700 code indicates a generic transmission control system malfunction in a BMW 5 Series F10/F11, which may result from various transmission-related issues.

Error Code
P0700
Repair Time
2-4 hours

Safety Warnings

  • ⚠Safety Warnings:**
  • ⚠Disconnect the battery before working on electrical systems.
  • ⚠Allow the engine to cool before inspecting or changing transmission fluid.

Symptoms

  • •Check engine light illuminated
  • •Transmission not shifting properly
  • •Harsh or delayed shifting
  • •Slipping transmission
  • •Transmission overheating
  • •Loss of power during acceleration

Diagnostic Steps

  1. 1Scan the vehicle's onboard computer with an OBD-II scanner to confirm the P0700 code and check for any additional codes.
  2. 2Inspect the transmission fluid level and condition; make sure it is at the correct level and not burnt or contaminated.
  3. 3Check for any visible leaks around the transmission pan, seals, or hoses.
  4. 4Inspect the wiring and connectors related to the transmission control module (TCM) for damage or corrosion.
  5. 5Perform a road test to monitor transmission behavior and note any irregularities.
  6. 6Check the transmission control module (TCM) software version for updates or recalls that may address known issues.

Solution

Solution

1. Preparation

  • Gather all necessary tools and parts.
  • Disconnect the negative battery terminal to avoid electrical shorts.

2. Fluid Change

  • Tools Required: Socket set, funnel, transmission fluid pump.
  • Remove the transmission pan bolts and carefully lower the pan.
  • Drain the old transmission fluid into a suitable container.
  • Inspect the transmission filter; if clogged, replace it.
  • Clean the transmission pan and magnet to remove debris.
  • Reinstall the pan with a new gasket and torque the bolts to manufacturer specifications.

3. Wiring and Connector Inspection

  • Tools Required: Multimeter, electrical contact cleaner.
  • Check the wiring harness for any signs of wear or damage.
  • Use a multimeter to test the continuity of circuits leading to the TCM.
  • Clean any corroded connectors with electrical contact cleaner and ensure a secure connection.

4. TCM Software Update (if applicable)

  • Tools Required: BMW diagnostic tool (ISTA/D or similar).
  • Connect the diagnostic tool and navigate to the TCM software section.
  • Follow prompts to check for software updates and install if needed.

5. Reconnect Battery and Test

  • Reconnect the negative battery terminal.
  • Clear the P0700 code using the OBD-II scanner.
  • Perform a test drive to ensure proper transmission function and monitor for any reoccurrence of the error code.

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

  • Remove the transmission pan bolts and carefully lower the pan.
  • Drain the old transmission fluid into a suitable container.
  • Inspect the transmission filter; if clogged, replace it.
  • Clean the transmission pan and magnet to remove debris.
  • Reinstall the pan with a new gasket and torque the bolts to manufacturer specifications.

Parts Required

  • Transmission fluid
  • Transmission filter
  • Transmission pan gasket

Additional Information

Error CodeP0700
Repair Time

2-4 hours

Difficulty

medium

Severity

medium

Tools

5 items

Parts

3 items

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