Difficulty

Very easy

Steps

2

Time Required

                          1 - 3 minutes

Sections

1

  • How to check the Battery Voltage in your BMW E38 E39 X5 E46 using the BMW Instrument Cluster self check feature
  • 2 steps

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Introduction

Video Overview

Step 1

              How to check the Battery Voltage in your BMW E38 E39 X5 E46 using the BMW Instrument Cluster self check feature
  • Turn OFF Car.
  • Turn ON high Beam headlights for 5 minutes. This removes the surface charge for proper testing.
  • Turn OFF High Beam headlights.
  • Press and hold the Check Control button in the instrument cluster (RIGHT button), and turn the ignition key to the first position (KLR).
  • You will first see “Check Control OK”, some seconds later you will see “Test Nr.01”.
  • Select Test Number 1. by Pressing the left button on the instrument cluster to see the car’s identification number. Add the 5 digits (not 6)

Turn OFF Car.

Turn ON high Beam headlights for 5 minutes. This removes the surface charge for proper testing.

Turn OFF High Beam headlights.

Press and hold the Check Control button in the instrument cluster (RIGHT button), and turn the ignition key to the first position (KLR).

You will first see “Check Control OK”, some seconds later you will see “Test Nr.01”.

Select Test Number 1. by Pressing the left button on the instrument cluster to see the car’s identification number. Add the 5 digits (not 6)

1024

Step 2

  • Add up the digits Example: A123457 will lead to 2+3+4+5+7 = 21.
  • Push the right button until you see “Test Nr.19”.
  • Enter the total amount calculated above into this menu item using the LEFT button. When complete press the right button again. This will unlock your instrument cluster giving you full access to all of the test modes
  • Using the left button select Test Number 9. System Voltage.
  • Press the Right button to select. Your battery voltage will show on the High Cluster until you turn the car off again

Add up the digits Example: A123457 will lead to 2+3+4+5+7 = 21.

Push the right button until you see “Test Nr.19”.

Enter the total amount calculated above into this menu item using the LEFT button. When complete press the right button again. This will unlock your instrument cluster giving you full access to all of the test modes

Using the left button select Test Number 9. System Voltage.

Press the Right button to select. Your battery voltage will show on the High Cluster until you turn the car off again

To reset turn off the ignition.

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                                                                                      6 other people completed this guide.

Attached Documents

  • battery.pdf
  • PDF - 936.31 kb
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battery.pdf

PDF - 936.31 kb

Author

                                      with 2 other contributors 


                    Martin Bishop

Member since: 01/26/2012

4,349 Reputation

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Madis Anton - Jul 10, 2017

Reply

I didnt have to unlock or turn off my car for it to work. Anyway, nice tutorial!

ghazwan_1977 - May 10, 2018

Reply

please I have Bmw E39 Model 2000 got a problem in the dashboard. It does not read the faults in the car, such as burning lights or if the door is open. Knowing that the screen is working properly. (( There is no warning of malfunctions )) Please I tried all the sites and did not get the correct answer and please help me solve this problem thank you