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Trouble Godes - diagramas.diagram...

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I<br />

Model: Corolla 1,3 Corolla 1,6 GT Corolla 1,6 Corolla 1,8<br />

Corolla 2,OD TOYOTA I _<br />

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

4A-GE 1984-89 - with manifold absolute pressure (MAP) sensor<br />

Flash type<br />

Fault location<br />

1 I No fault found I -<br />

2<br />

--<br />

ani if old absolute (MAP) sensor<br />

--<br />

3<br />

Probable cause<br />

4 I Engine coolant temperature (ECT) sensor - openkhort Wiring. ECT sensor, ECM<br />

circuit<br />

6<br />

Ignition amplifier - signal<br />

Crankshaft position (CKP) sensorlengine speed (RPM)<br />

sensor - no signal<br />

Wiring, MAP sensor, ECM<br />

Wiring, ignition amplifier, ECM<br />

7 I Throttle position (TP) sensor - openlshort circuit I Wiring, TP sensor, ECM<br />

8 I Intake air temperature (IAT) sensor - openlshort circuit I Wiring, IAT sensor, ECM<br />

9<br />

10<br />

11<br />

-<br />

Vehicle speed sensor (VSS) - signal<br />

Starter signal<br />

'%+ I<br />

Engine management I<br />

Wiring, CKPIRPM sensor, ignition amplifier, ECM<br />

Switch signal - AC switch ON during diagnosis<br />

Wiring, AC switch, AC control module, ECM<br />

/ Switch signal - PNP switch not in P or N during diagnosis 1 Wiring, PNP switch, ECM<br />

Switch signal - throttle position (TP) sensor, NO closed<br />

throttle signal during diagnosis<br />

Wiring, VSS, ECM<br />

Wiring, ignition switch, ECM<br />

Wiring, TP sensor, ECM<br />

/Autodata 603<br />

+I

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