Operation CHARM: Car repair manuals for everyone.

Programming the Control Unit






Programming the control unit

Programming methods
The following can be programmed in the upper electronic module (UEM) to suit the customer and according to the legal requirements
Programming of:

Length of time for courtesy lighting
- The time from when the door is unlocked or from when the engine is switched off, to when the courtesy lighting goes off
- The time from when the door is opened or from when the lamp is lit with a button, to when the lamp goes off.

Amount of dimmer for inner rear-view mirror
- Amount of dimmer for inner rear-view mirror, from the preset "normal value".
1. Length of time for courtesy lighting
2. Amount of dimmer for inner rear-view mirror.

Choose from the above options.

1 - Checking the courtesy lighting

2 - Checking the inner rear-view mirror dimmer

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Checking the courtesy lighting





Checking the interior lighting (2)

Checking the interior lighting
Two times can be programmed for the interior lighting:

1. Short
- The period from when the door is unlocked, or the engine stops, to when the interior lighting goes out can be changed if it is too long or too short.

2. Long
- The period from when the door is opened, or a lamp is lit with a switch, to when the lamp goes out can be changed if it is too long or too short.
To program a long interior lighting period you must step ("click") through the short interior lighting period programming.

Continue - Programming a short interior lighting period

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Programming a short interior lighting period
The general lighting and rear reading lamps light and remain lit for 30 seconds when:
- The door has been unlocked from outside with a key or the remote control.
- The engine has been stopped and the ignition key turned to 0.
The default period is 30 seconds. This can be changed to between 5 and 255 seconds.
Read off the programmed values.
To change the time, mark the desired value in the scrolling list and start programming.





Do you want to program any more parameters?

Yes - Programming a long interior lighting period

No - Fault Found

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Programming a long interior lighting period
The general lighting and rear reading lamps light and remain lit for 10 minutes when:
- A door is opened after being unlocked.
- The lamp is lit with a switch.
The default period is 10 minutes. This can be changed to between 0 and 255 minutes at 10 minute intervals.
Read off the programmed values.
To change the time, mark the desired value in the scrolling list and start programming.





Continue - Fault Found

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FAULT FOUND - DONE

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Checking the inner rear-view mirror dimmer





Checking the anti-dazzle function in the rear view mirror

Checking the anti-dazzle function

Note! If the upper electronic module (UEM) has been replaced software, specially developed for downloading after replacing the control module, must be downloaded to the control module before the anti-dazzle function is changed. See Upper electronic module (UEM) rear view / door mirror, replacing Service and Repair.

The rear view mirror anti-dazzle function can be adjusted:
- If the rear view mirror anti-dazzle function is too powerful or too weak, it can be adjusted.
Specific software for setting the anti-dazzle function must be installed in the car to do this.
Order the software. See9499432.
Install the software. See9499432.

Continue - DONE

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DONE - DONE

FAULT FOUND - DONE

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