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Autodata - Diagnostic Trouble Codes Fault locations and probable causes - 2004 edition

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1';:<br />

v/I RENAULT<br />

1 Engine management<br />

Model: Laguna 1,611,812,O 16V Espace 2,O 16V<br />

Year: 1998-02<br />

Engine code: F4P 760, F4R 700, F4R 780, K4M 7201724<br />

System: Siemens Sirius 32<br />

I<br />

Laguna<br />

Espace<br />

General information<br />

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

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

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

Accessing <strong>and</strong> erasing<br />

No digital trouble codes available from vehicle<br />

manufacturer.<br />

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

accessed using diagnostic equipment able to display fault<br />

<strong>locations</strong> as a text description.<br />

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

<strong>Fault</strong> locatian<br />

ABS wheel speed sensor<br />

AC signal<br />

AC system - malfunction<br />

Automatic transmission (AT) - connection to ECM<br />

Camshaft position (CMP) actuator<br />

Catalytic converter failure<br />

Crankshaft position (CKP) sensor - signal<br />

Cylinder 1 - misfire detected<br />

Cylinder 2 - misfi re detected<br />

Cylinder 3 - misfire detected<br />

Cylinder 4 - misfire detected<br />

Engine control module (ECM)<br />

Engine control relay - control circuit<br />

I Probable cause<br />

I Wiring short to earthlopen circuitlshort to positive, sensor<br />

Wiring, AC system, AC control module<br />

Wiring, supply voltage, MAP sensor<br />

I Wiring<br />

Wiring, CMP actuator<br />

Air leak, misfire, mechanical fault<br />

Wiring, CKP sensor, flywheel<br />

Ignition system, fuel supply, injectors<br />

I Ignition system, fuel supply, injectors<br />

I Ignition - system, fuel supply, ... injectors .<br />

Ignition system, fuel supply, injectors<br />

Cancel ECM memory 5 times, ECM<br />

Wiring short to earthlopen circuitlshort to positive,<br />

supply voltage, earth connection, engine control relay

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