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JAGUAR Model: XJ6 3,2/4,0 Sovereign 3,214,O XJR 4,O<br />

XJ12 6,O<br />

Engine management<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 />

0 Engine control module (ECM) incorporates self-diagnosis<br />

function.<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 />

EOBD<br />

t~ pe<br />

Pllll<br />

Fault tocation<br />

Refer to EOBD trouble code table<br />

Engine control module (ECM) - internal<br />

error<br />

Engine control module (ECM) - internal<br />

error<br />

Manifold absolute pressure (MAP)<br />

sensor - rangelperformance<br />

Manifold absolute pressure (MAP)<br />

sensor - circuit low input<br />

Manifold absolute pressure (MAP)<br />

sensor - circuit high input<br />

Crankshaft position (CKP) sensor<br />

Crankshaft position (CKP) sensor<br />

Year: 1994-97<br />

Engine code: AJ16, V12<br />

System: Nippon Denso<br />

Probable cause<br />

-<br />

ECM<br />

ECM<br />

Wiring, MAP sensor<br />

Wiring short to earth, MAP sensor, ECM<br />

Wiring short to positive, MAP sensor, ECM<br />

Wiring, CKP sensor<br />

Wiring, CKP sensor<br />

1 360 I,,,.,,,.,,,,,., IAutodata

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