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

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Astra-G 2,2 SpeedsterNX220 2,2<br />

Vectra-C 2,012,2<br />

Engine code:<br />

ZZONET, Z22SE<br />

Trionic 8<br />

GMPT-El51El6<br />

Engine management I<br />

General information<br />

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 />

Accessing <strong>and</strong> erasing<br />

The engine control module (ECM) fault memory can only be<br />

accessed <strong>and</strong> erased using diagnostic equipment<br />

connected to the data link connector (DLC).

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