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Trouble Godes - diagramas.diagram...

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Engine management<br />

RH kick panel<br />

General information<br />

0 Refer to the front of this manual for general test conditions,<br />

terminology, detailed descriptions of wiring faults and a<br />

general trouble shooter for electrical and mechanical faults.<br />

Accessing and erasing<br />

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

accessed and erased using diagnostic equipment<br />

connected to the data link connector (DLC).<br />

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

Model: Discovery 3,5 Discovery 3,9<br />

Range Rover 3,9<br />

Year: 1989-98<br />

Engine code: 22D, 35D, 36D<br />

System: Lucas 14 CUX<br />

Scanner<br />

tv~e 1 halt locatton I Probable cause<br />

- - I I<br />

12 I Mass air flow (MAF) sensor I Wiring, MAF sensor, air leak<br />

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

15 I Fuel temperature sensor I Wiring, fuel temperature sensor<br />

17 I Throttle position (TP) sensor I Wiring, TP sensor<br />

18<br />

18<br />

TP sensor - signal highlMAF sensor - signal<br />

low<br />

TP sensor - signal IowlMAF sensor - signal<br />

hiah<br />

Wiring, TP sensor, MAF sensor, air leak<br />

Wiring, TP sensor, MAF sensor, air restriction<br />

2 1 / Module coding plug I Wiring, coding plug<br />

23<br />

Fuel supply<br />

Fuel supply, air leak, mixture adjustment<br />

resistor - without cat<br />

25<br />

28<br />

lanition misfire<br />

( Air leak<br />

Ignition system<br />

I Air leak, mechanical fault<br />

29<br />

Engine control module (ECM) - memory fault ECM

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