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

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VAUXHALL-OPEL Model Astra-G 2,2 SpeedsterNX220 2,2 Vectra-C 2,012,2<br />

I Engine management<br />

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

EOBD<br />

type<br />

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

I Probable cause<br />

Refer to EOBD trouble code table I -<br />

Throttle position sensor - circuit malfunction<br />

I Wiring, throttle valve positioner, ECM<br />

Accelerator pedal position (APP) sensor - circuit<br />

malfunction<br />

Heated oxygen sensor (H02S) 1, bank 1 -<br />

malfunction<br />

Heated oxygen sensor (H02S) 1, bank 1 -<br />

malfunction<br />

Wiring, APP sensor, ECM<br />

Wiring, H02S, ECM<br />

I Wiring, H02S. ECM<br />

--<br />

Heated oxygen sensor (H02S) I, bank I - insufficient Wiring, oxygen sensor heater, exhaust system<br />

switching 1-leaking, H0;<br />

Heated oxygen sensor (H02S) 2, bank 1 -enrichment<br />

lean<br />

Heated oxygen sensor (H02S) 2 - voltage high<br />

Fuel system - lean during acceleration<br />

Throttle ~osition sensor 2 - circuit malfunction<br />

Throttle position sensor 112 - signal variation<br />

Accelerator pedal position (APP) sensor 112 - signal<br />

variation<br />

Accelerator pedal position (APP) sensor 1 - circuit<br />

malfunction<br />

Accelerator pedal position (APP) sensor 113 - signal<br />

variation<br />

Accelerator pedal position (APP) sensor 2 - circuit<br />

malfunction<br />

R<strong>and</strong>omlmultiple cylinder(s) - misfire detected<br />

Ignition diagnostic module - malfunction<br />

Crankshaft position sensor (CKP) - variation not<br />

learned<br />

Ignition diagnostic module - malfunction<br />

Cylinder 1 - misfire detected<br />

Cylinder 2 - misfire detected<br />

Cylinder 3 - misfire detected<br />

Cylinder 4 - misfire detected<br />

Crankshaft position sensor (CKP)lcamshaft position<br />

(CMP) sensor - signal variation<br />

Wiring, H02S, ECM<br />

I<br />

I Fuel filter, fuel pump relay, fuel pump, H02S, injectors<br />

Wiring short circuit to positive, fuel pressure high, fuel<br />

contamination, injector(s) leaking, H02S, ECM<br />

Wiring open circuitlshort circuit to groundlshort<br />

circuit to positive, throttle valve positioner, ECM<br />

Wiring, throttle valve positioner, ECM<br />

Wiring, APP sensor, ECM<br />

Wiring open circuitlshort circuit to ground/short<br />

I circuit to positive, APP sensor, ECM<br />

Wiring, APP sensor, ECM<br />

Wiring open circuitlshort circuit to groundlshort<br />

circuit to positive, APP sensor, ECM<br />

Mechanical fault, wiring, ignitionlfuel system, mass air<br />

flow (MAF) sensor, fuel pump relay, manifold absolute<br />

pressure (MAP) sensor, intake leak<br />

I Wiring, ignition diagnostic module, ECM<br />

Spark plug, wiring, ignition coil, ignition diagnostic<br />

module<br />

--<br />

Learning procedure not performed<br />

Wiring, ignition diagnostic module, ECM<br />

Spark plug, wiring, ignition coil, ignition diagnostic<br />

module<br />

Spark plug, wiring, ignition coil, ignition diagnostic<br />

module<br />

Spark plug, wiring, ignition coil, ignition diagnostic<br />

module<br />

CKP sensor, CMP sensor, camshaft alignment,<br />

mechanical fault<br />

Rough road signal - signal error / ABS control module trouble code(s) stored<br />

Exhaust gas recirculation (EGR) solenoid valve<br />

Throttle position adaption - signal variation<br />

Wiring open circuitlshort circuit to ground, supply<br />

wire, EGR valve, ECM<br />

Wiring, throttle valve positioner, ECM

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