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

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1"; C jy SAAB Model: 9-3 2,O Turbo 9-3 2,3 Viggen 9-5 2,012,3 Turbo 9-5 2,3 Aerol3,O I Engine management EOBD type Fault location Turbocharger (TC) bypass valve - open circuitlshort to earth Turbocharger (TC) bypass valve - short to positive Turbocharger (TC) wastegate regulating valve - open circuitlshort to earth Turbocharger (TC) wastegate regulating valve - short to positive Throttle actuator limp home relay - open circuitlshort to earth Throttle actuator limp home relay - short to positive Injector circuits - open circuitlshort to earthlpositive CAN data bus, muttifunction control module 1 CAN data bus, multifunction control module 2 CAN data bus, instrument panel CAN data bus, ECM CAN data bus, TCM CAN data bus, TCSIABS Probable cause Wiring open circuitlshort to earth, connectors, I TC bypass valve Wiring short to positive, connectors, TC bypass valve Wiring open circuitlshort to earth, connectors, TC wastegate regulating valve Wiring short to positive, connectors, TC wastegate regulating valve Wiring open circuitlshort to earth, connectors, throttle actuator limp home relay Wiring short to positive, connectors, throttle actuator limp home relay Wiring, fuse, injector@), ECM Wiring I Wiring I Wiring Wiring Wiring Wiring Vehicle fitted with TRlONlC T5 rn Multifunction control module 1 controls: headlamps, interior lamps, instrument illumination, intermittent wiper, door mirror heater, heated rear window Multifunction control module 2 controls: central locking, alarm system, immobilizer, rear seat heater, seat belt warning, electrically adjustable passenger's seat a

Model: 9-3 2,2D Turbo Year: 1998-02 Engine code: D223L System: Bosch EDC 15 Bosch PSG 16 Engine management I Under steering column General information Refer to the front of this manual for general test conditions, terminology, detailed descriptions of wiring faults and a general trouble shooter for electrical and mechanical faults. Accessing and erasing The engine control module (ECM) fault memory can only be accessed and erased using diagnostic equipment connected to the data link connector (DLC). Trouble code identification Probable cause I 1 POI00 I Mass air flow (MAF) sensor - high input I Wiring, connectors, MAF sensor POI01 I Mass air flow (MAF) sensor - malfunction I Wiring, connectors, MAF sensor PO104 PO1 06 Mass air flow (MAF) sensor - low input Mass air flow (MAF) sensor - range1 performance problem POI10 Intake air temperature (IAT) sensor - open Wiring open circuitlshort to positive, IAT sensor, ECM POI11 circuitkhort to positive Intake air temperature (IAT) sensor - short to I earth Wiring short to earth, IAT sensor, ECM PO115 Engine coolant temperature (ECT) sensor - Wiring open circuitlshort to positive, connector, ECT sensor open circuitlshort to positive Engine coolant temperature (ECT) sensor - short to earth Engine coolant temperature (ECT) sensor - rangelperformance problem Wiring, connectors, MAF sensor Intake leak, wiring, MAF sensor Wiring short to earth, connector, ECT sensor Wiring, connector, ECT sensor - Eng~ne management 567

Model:<br />

9-3 2,2D Turbo<br />

Year: 1998-02<br />

Engine code: D223L<br />

System: Bosch EDC 15 Bosch PSG 16<br />

Engine management I<br />

Under steering column<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).<br />

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

Probable cause<br />

I 1<br />

POI00 I Mass air flow (MAF) sensor - high input I Wiring, connectors, MAF sensor<br />

POI01 I Mass air flow (MAF) sensor - malfunction I Wiring, connectors, MAF sensor<br />

PO104<br />

PO1 06<br />

Mass air flow (MAF) sensor - low input<br />

Mass air flow (MAF) sensor - range1<br />

performance problem<br />

POI10 Intake air temperature (IAT) sensor - open Wiring open circuitlshort to positive, IAT sensor, ECM<br />

POI11<br />

circuitkhort to positive<br />

Intake air temperature (IAT) sensor - short to<br />

I earth<br />

Wiring short to earth, IAT sensor, ECM<br />

PO115 Engine coolant temperature (ECT) sensor - Wiring open circuitlshort to positive, connector, ECT sensor<br />

open circuitlshort to positive<br />

Engine coolant temperature (ECT) sensor -<br />

short to earth<br />

Engine coolant temperature (ECT) sensor -<br />

rangelperformance problem<br />

Wiring, connectors, MAF sensor<br />

Intake leak, wiring, MAF sensor<br />

Wiring short to earth, connector, ECT sensor<br />

Wiring, connector, ECT sensor<br />

-<br />

Eng~ne management 567

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