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Trouble Godes - diagramas.diagram...

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(bpi<br />

I- Engine managementltransmission<br />

ON<br />

OFF<br />

b-b~ ' 4 I-<br />

A B C D<br />

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

Flash type<br />

Fault location<br />

Command code<br />

System pass<br />

Erasing<br />

Ensure ignition switched OFF.<br />

Disconnect engine control module (ECM) harness<br />

multi-plug.<br />

The engine control module (ECM) fault memory can also be<br />

erased using diagnostic equipment connected to the data<br />

link connector (DLC).<br />

Probable cause<br />

12 I Volume air flow (VAF) sensor 1 I Wiring, VAF sensor, air leak, air restriction, ECM<br />

13 I Engine coolant temperature (ECT) sensor I Wiring, ECT sensor, ECM<br />

14<br />

15<br />

Intake air temperature (IAT) sensor<br />

Throttle position (TP) sensor<br />

17 I Manifold absolute pressure (MAP) sensor I Wiring, MAP sensor, ECM<br />

18 I Battery voltage - low I Wiring, battery<br />

19 I Keep Alive Memory (KAM) failure I ECM<br />

20<br />

Separation code<br />

-<br />

-<br />

Wiring, IAT sensor, ECM<br />

Wiring, TP sensor, ECM<br />

21<br />

22<br />

Ignition signal - erratic<br />

( Volume air flow (VAF) sensor 1 - voltage high<br />

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

voltage high<br />

Wiring, CKP sensor, alternator<br />

/ Wiring, VAF sensor, ECM<br />

I Wiring, ECT sensor, ECM<br />

24<br />

25<br />

Intake air temperature (IAT) sensor<br />

Throttle position (TP) sensor - voltage high<br />

-<br />

Wiring, IAT sensor, ECM<br />

Wiring, TP sensor, ECM<br />

--

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