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Autodata - Diagnostic Trouble Codes Fault locations and probable causes - 2004 edition

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Model: C250 D C250 TD<br />

Year: 1994-96<br />

Engine code: 605.910, 605.960<br />

System: Bosch EDC<br />

<strong>Trouble</strong> codes: Flash type<br />

MERCEDES-BENZ IkudI<br />

Engine management<br />

- -<br />

Engine bay - RH<br />

General information<br />

u Refer to the front of this manual for general test conditions,<br />

terminology, detailed descriptions of wiring faults <strong>and</strong> a<br />

general trouble shooter for electrical <strong>and</strong> mechanical faults.<br />

<strong>Trouble</strong> codes can be displayed by using an LED connected<br />

to the data link connector (DLC).<br />

The ECM fault memory can also be accessed <strong>and</strong> erased by<br />

using diagnostic equipment connected to the data link<br />

connector (DLC).<br />

NOTE: More detailed fault diagnosis information is obtained<br />

when using diagnostic equipment.<br />

Accessing<br />

Ensure ignition switched OFF.<br />

Bridge data link connector (DLC) terminals 1 <strong>and</strong> 4 with a<br />

switched lead (contacts normally open) 0.<br />

Connect LED between data link connector (DLC) terminals<br />

3 <strong>and</strong> 4.<br />

Switch ignition ON.<br />

Operate switch for 2-4 seconds.<br />

LED should illuminate for a few seconds before flashing.<br />

Count LED flashes. Note flash code.<br />

Individual short flashes display flash code.<br />

0 For example: Flash code 3 displayed m.<br />

To display remaining flash codes:<br />

Operate switch for 2-4 seconds at the end of each flash<br />

code. Note flash code <strong>and</strong> operate switch again.<br />

Switch ignition OFF. Rectify faults as necessary.<br />

Erasing<br />

After each flash code is displayed, operate switch for<br />

5-6 seconds.<br />

Repeat procedure for each flash code.<br />

/<strong>Autodata</strong><br />

Engme management 439

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