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

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

EOBD<br />

type<br />

I<br />

<strong>Fault</strong> location<br />

PO 1 Refer to EOBD trouble code table<br />

PI110<br />

PI229<br />

Intake manifold air control solenoid 1 - circuit<br />

malfunction<br />

Engine control relay - voltage high<br />

PI230 ( Engine contml relay - voltage low<br />

PI 326 I Knock control, cylinder 1 - control limit reached<br />

I<br />

Probable cause<br />

PI327 ( Knock control, cylinder 2 - control limit reached I Wiring, knock sensor (KS), ECM<br />

-<br />

Wiring, intake manifold air control solenoid<br />

Wiring, engine control relay<br />

Wiring, engine control relay<br />

Wiring, knock sensor (KS), ECM<br />

PI328 [ Knock control, cylinder 3 - control limit reached ] Wiring, knock sensor (KS), ECM<br />

PI 329<br />

PI501<br />

Knock control, cylinder 4 - control limit reached<br />

Immobilizer control module - program error<br />

PI502 I Immobilizer control module - no signal 1 Wiring, immobilizer control module<br />

PI503 ( Immobilizer control module - incorrect signal I Immobilizer control module, incorrect key<br />

PI530<br />

PI 600<br />

PI 690<br />

PI 740<br />

AC cut-off relay - circuit malfunction<br />

Engine control module (ECM) - program error<br />

I Module temperature switch, ECM - temperature high<br />

Malfunction indicator lamp (MIL) - circuit malfunction<br />

AT torque control, signal - malfunction<br />

Wiring, knock sensor (KS), ECM-<br />

Immobilizer control module incorrectly<br />

programmed<br />

Wiring, AC cut-off relay, ECM<br />

-<br />

ECM programming<br />

Wiring, module temperature switch,<br />

I ECM overheating<br />

Wiring, MIL<br />

Wiring, ECM, TCM

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