![](../../../img/54/AC608762AB00ENG.png)
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1.Using the special tool
diagnosis code check harness (MB991529), earth diagnosis
connector terminal No. 1 (diagnosis control
terminal). 2.Turn the ignition switch to the ON
position. 3.After elapsing 10 seconds or more, the
headlamp automatic levelling warning lamp blinks. Then, read
the diagnosis code.
note |
Diagnosis code is stored until
the ignition switch is turned to the "OFF"
position.
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Example of warning lamp blink
when diagnosis code No. 24 is
set
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The
warning lamp blink under normal
conditions
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![](../../../img/54/AC500494AB00ENG.png)
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![](../../../img/54/AC500495AB00ENG.png)
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The diagnosis code can be erased by
turning the ignition switch to the "OFF" position.
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