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Trouble Godes - diagramas.diagram...

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Engine management<br />

System: Bosch LH-Jetronic 2.413.2<br />

850 - near gear lever W0 - centre cone&<br />

940 - centre console<br />

General information<br />

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

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

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

Without immobilizer: <strong>Trouble</strong> codes are displayed by using<br />

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

Without immobilizer: The fuellignition control module fault<br />

memory can also be accessed and erased using diagnostic<br />

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

With immobilizer: The fuellignition control module fault<br />

memory can only be accessed and erased using diagnostic<br />

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

1 820 _I Engine management<br />

Accessing - without immobilizer<br />

Fuel system<br />

Ensure ignition switched OFF.<br />

Bridge data link connector (DLC) terminal 3 and 5 with a<br />

switched lead - contacts normally open D.<br />

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

terminals 3 and 5 0.<br />

Switch ignition ON.<br />

Operate switch for approximately 1 second.<br />

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

Each trouble code consists of three groups of flashes a.<br />

A 3 second pause separates each group [A].<br />

For example: <strong>Trouble</strong> code 223 displayed - idle air<br />

control (IAC) valve.<br />

Repeat switch operation. Note trouble codes. Compare with<br />

trouble code table.<br />

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

NOTE: Maximum of 3 trouble codes can be stored by memory at<br />

one time.<br />

/Autodata

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