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

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Engine management<br />

Engine code:<br />

System:<br />

AGL<br />

Bosch Motronic<br />

Fascia<br />

General information<br />

2 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 />

o Carry out road test for at least 10 minutes.<br />

;1 Ensure accelerator pedal is briefly fully depressed <strong>and</strong><br />

engine speed exceeds 3500 rpm.<br />

0 If engine does not start: Crank engine for 6 seconds. Leave<br />

ignition switched ON.<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).<br />

--<br />

<strong>Trouble</strong> code identification<br />

I<br />

VAG type 1 <strong>Fault</strong> location / Probable cause<br />

00000<br />

No fault found<br />

81002 Engine coolant temperature (ECT) sensor - short circuit Wiring short circuit, ECT sensor<br />

81003 Engine coolant temperature (ECT) sensor - broken wire Wiring openlshort circuit, poor connection,<br />

ECT sensor<br />

81004 Engine coolant temperature (ECT) sensor - range1 I ECT defective. ECM<br />

performance problem<br />

81005<br />

Engine coolant temperature (ECT) sensor - loose Wiring, multi-plug, ECT sensor<br />

connection<br />

81006 Intake air temperature (IAT) sensor - short circuit Wiring short circuit, IAT sensor<br />

81007 Intake air temperature (IAT) sensor - broken wire Wiring openlshort circuit, poor connection,<br />

IAT sensor<br />

81008 1 Intake air temperature (IAT) sensor - loose connection I Wiring, multi-plug, IAT sensor<br />

I<br />

-

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