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

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RENAULT<br />

Model: Megane 1,9D Turbo SceniclRX4 1,9D Turbo<br />

Laguna 1,9D Turbo Espace 2,2D Turbo Master 2,2D Turbo<br />

Engine management<br />

-<br />

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

FaulQ location<br />

Accelerator pedal position (APP) sensor - track 1<br />

Accelerator pedal position (APP) sensor - track 2<br />

Barometric pressure (BARO) sensor<br />

Battery voltage - highllow<br />

Brake pedal position (BPP) switch<br />

Camshaft position (CMP) sensor<br />

Clutch pedal position (CPP) switch<br />

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

Cruise control<br />

Engine control module (ECM)<br />

Engine control module (ECM) - ignition key OFF signal<br />

Engine control module (ECM) - ignition key ON signal<br />

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

Engine control module (ECM) - micro-controller<br />

Engine control module (ECM) - signal converter<br />

Engine control relay<br />

Engine coolant blower motor relay - low speed<br />

Engine coolant heater relay 1<br />

Engine coolant heater relay 2<br />

-<br />

Engine coolant heater relay 3<br />

Engine coolant temperature (ECT) sensor<br />

Exhaust gas recirculation (EGR) solenoid<br />

Exhaust gas recirculation (EGR) valve position sensor<br />

Fuel pressure highllow<br />

Fuel pressure control solenoid<br />

Fuel pressure sensor<br />

Probable cause<br />

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

supply voltage, APP sensor<br />

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

supply voltage, APP sensor<br />

ECM<br />

Wiring open circuitlearth wire, battery, alternator<br />

Wiring short to earthlopen circuit, BPP switch<br />

Wiring open circuit, earth connection, CMP sensor,<br />

CKP sensor<br />

Wiring short to earthlopen circuit, earth connection,<br />

CPP switch<br />

Wiring, CKP sensor<br />

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

supply voltage, earth connection, cruise control master1<br />

selector switch<br />

EC M<br />

Erase memory - switch ignition ONIOFF <strong>and</strong> recheck,<br />

ECM<br />

Erase memory - switch ignition ONIOFF <strong>and</strong> recheck,<br />

ECM<br />

Erase memory - switch ignition ONIOFF <strong>and</strong> recheck,<br />

ECM<br />

Erase memory - switch ignition ONIOFF <strong>and</strong> recheck,<br />

ECM<br />

Erase memory - switch ignition ONIOFF <strong>and</strong> recheck,<br />

ECM<br />

Wiring open circuit, supply voltage, battery connections,<br />

relay<br />

--<br />

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

supply voltage, relay<br />

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

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

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

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

ECT sensor<br />

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

supply voltage, EGR solenoid, EGR valve position<br />

sensorlwiring<br />

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

supply voltage, mechanical fault, EGR solenoid<br />

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

supply voltage, fuel pressure control solenoid, fuel<br />

pressure sensor, injectors<br />

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

supply voltage, solenoid<br />

-<br />

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

supply voltage, fuel pressure sensor<br />

1 524 1 ,ng,ne management<br />

/<strong>Autodata</strong>

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