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Trouble Godes - diagramas.diagram...

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Fl Engine managementltransmission<br />

EOBD<br />

type<br />

PI271<br />

fault location Probable cause<br />

Injector 1 - short circuit I Wiring, injector, ECM<br />

Injector 2 - short circuit I Wiring, injector, ECM<br />

Injector 3 - short circuit<br />

Injector 4 - short circuit<br />

Wiring, injector, ECM<br />

Wiring, injector, ECM<br />

Injector 5 - short circuit I Wiring, injector, ECM<br />

Injector 6 - short circuit I Wiring, injector, ECM<br />

Injector control pressure sensor - voltage low I Wiring, injector control pressure sensor, ECM<br />

Injector control pressure sensor - voltage high<br />

lnjector control pressure higher than desired - engine<br />

running<br />

Injector pressure regulator -control circuit I Wiring, injector, ECM<br />

Injector control pressure failure<br />

Cylinder head temperature (CHT) sensor - over-<br />

temperature condition<br />

Fuel pulse width in range but lower than expected<br />

Fuel pulse width in range but higher than expected<br />

Cylinder head temperature (CHT) sensor - out of<br />

self-test range<br />

Wiring, injector control pressure sensor, ECM<br />

Wiring, injector control pressure sensor, ECM<br />

Wiring, injector, injector control pressure sensor,<br />

ECM<br />

Wiring, cooling system fault, CHT sensor<br />

Cylinder head temperature (CHT) sensor - high input I Wiring, cooling system fault, CHT sensor<br />

Cylinder head temperature (CHT) sensor - low input Wiring, cooling system fault, CHT sensor<br />

Injector, bank 1 - short circuit to positivelearth<br />

Injector, bank 2 - short circuit to positivelearth<br />

Injector, bank 1 - open circuit<br />

Wiring, injector, ECM<br />

I Wiring, injector, ECM<br />

I Wiring, injector, ECM<br />

Injector, bank 2 - open circuit<br />

Wiring, injector, ECM<br />

Injector, bank 1 - multiple faults<br />

Injector, bank 2 - multiple faults<br />

Injectors - shorted together<br />

Injector control module<br />

Wiring<br />

I Wiring<br />

I Wiring, ECM<br />

I Injector control module<br />

-<br />

-<br />

Wiring, cooling system fault, CHT sensor<br />

Cylinder head temperature (CHT) sensor - over- Wiring, cooling system fault, CHT sensor<br />

temperature protection system activated<br />

Boost calibration fault I -<br />

Boost calibration - high I -<br />

Boost calibration - low<br />

Exhaust gas recirculation (EGR) system - calibration<br />

fault<br />

Exhaust gas recirculation (EGR) system - calibration<br />

high<br />

Exhaust gas recirculation (EGR) system - calibration<br />

low<br />

Transmission kick-down relay - pull in circuit<br />

malfunction<br />

Transmission kick-down relay - hold circuit malfunction<br />

-<br />

-<br />

-<br />

-<br />

Wiring, transmission kick-down relay<br />

Wiring, transmission kick-down relay

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