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how to fix the power mirror not adjusting on my BMW 3 Series F30/F31 (2012-2019) - BMW 3 Series
Home/Cars/BMW/3 Series/F30/F31 (2012-2019)/how to fix the power mirror not adjusting on my BMW 3 Series F30/F31 (2012-2019)

how to fix the power mirror not adjusting on my BMW 3 Series F30/F31 (2012-2019)

BMW 3 Series F30/F31 (2012-2019)

Error Codes
2-4 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
510 words

Problem Statement

The power mirror on a BMW 3 Series F30/F31 (2012-2019) is not adjusting, which can affect visibility and driving safety.

Estimated Time
2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect battery before working on electrical systems to prevent shorts.
  • •Allow components to cool if the vehicle has been running before handling.

Symptoms

  • •Power mirror switch does not respond when activated
  • •Mirror remains in the same position regardless of adjustment attempts
  • •No audible clicks or sounds from mirror adjustment mechanism
  • •Driver’s side or passenger’s side mirror may be affected or both
  • •Warning light illuminated on the dashboard (if applicable)

Diagnostic Steps

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

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

  • •Screwdriver set
  • •Multimeter
  • •Panel removal tool
  • •Torque wrench (for reassembly)

Parts Required

  • •Power mirror switch (if faulty)
  • •Mirror adjustment motor (if faulty)

Additional Information

Estimated Time
2-4 hours
Difficulty
medium
Severity
medium
Tools Required
4 items
Parts Required
2 items

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Solution
1. Preparation
  • Gather necessary tools and parts.
  • Disconnect the negative battery terminal to prevent any electrical shorts.

Tools Required:

  • Screwdriver set
  • Multimeter
  • Panel removal tool
  • Torque wrench (for reassembly)
2. Inspect the Power Mirror Switch
  • Remove the switch panel by carefully prying it off with a panel removal tool.
  • Disconnect the electrical connector from the switch.
  • Test the switch with a multimeter; check for continuity when the switch is activated.
  • Replace the switch if it shows no continuity.
3. Check Wiring and Fuses
  • Locate the fuse box; refer to the owner's manual for the specific fuse related to the power mirrors.
  • Inspect the fuse for any signs of damage; replace if blown.
  • Use a multimeter to check for voltage at the mirror connector. If voltage is present, proceed to the next step.
4. Inspect the Mirror Assembly
  • Remove the mirror glass by gently prying it off from the housing.
  • Inspect the adjustment motor for any obstructions or signs of wear.
  • If the motor appears faulty, disconnect it and replace it with a new one.
5. Reassembly
  • Reattach the mirror glass securely to the housing.
  • Reconnect the switch panel and ensure it clicks into place.
  • Reconnect the negative battery terminal.
  • Test the mirror adjustment functionality.