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Trouble Godes - diagramas.diagram...

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Ignition system<br />

Ensure ignition switched OFF.<br />

Bridge data link connector (DLC) terminal 1 and 5 with a<br />

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

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

terminals 1 and 5 a.<br />

Switch ignition ON.<br />

Operate switch for approximately 1 second.<br />

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

<strong>Trouble</strong> codes are displayed in the same way as those from<br />

the fuel system:<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 />

Engine management I<br />

Accessing - with immobilizer<br />

The fuellignition control module fault memory can only be<br />

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

link connector (DLC).<br />

Erasing - without immobilizer<br />

Ensure ignition switched OFF.<br />

Bridge data link connector (DLC) terminal with a switched<br />

lead - contacts normally open:<br />

Fuel system - terminals 3 & 5 0.<br />

lgnition system - terminals 1 & 5 0.<br />

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

terminals:<br />

Fuel system - terminals 3 & 5 0.<br />

fl Ignition system - terminals 1 8 5 a.<br />

Access trouble codes.<br />

NOTE: <strong>Trouble</strong> codes must be displayed at least once before<br />

they can be erased.<br />

Operate switch for approximately 5 seconds.<br />

Release switch.<br />

Wait for LED to illuminate.<br />

Operate switch for approximately 5 seconds.<br />

Release switch.<br />

Operate switch for approximately 1 second.<br />

Ensure trouble code 111 displayed.<br />

Eraslng - with immobilizer<br />

The fuellignition control module fault memory can only be<br />

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

link connector (DLC).<br />

/Adodata f Eng~ne management 821<br />

4

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