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Home >> Volkswagen >> 2001 >> Jetta GL, 2.0 S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 78 (1.9L - Fuel Injection Glow Plug, Engine Code ALH, From My 2002 (A4 Platform)) >> 01 On Board Diagnostic (OBD) >> Function 03: Output Diagnostic Test Mode (DTM) >> Performing Output Diagnostic Test Mode >> Activating Malfunction Indicator Lamp (MIL) and Switch K82 :

Activating Malfunction Indicator Lamp (MIL) and Switch K82 :

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Indicated on display:

Output Diagnostic Test Mode →
Malfunction Indicator Lamp (MIL)

MIL must flash.

MIL does not flash:

Indicated on display:

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