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

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Engine management Model: Panda 1,011 ,llUno 1,011,1/1,411,5 Punto 1,4 GTII ,6TTipoTTempra 1,4/1,6 BravalBravo 1,2/1,4/1,8/2,0 MarealMarea Weekend 1,2/1,4/1,812,0 Barchetta Come 1.812.0 2OVTTurbo Fiorino 1 All .5/l.6 Fault location Probable cause Intake air temperature (IAT) sensor - openlshort circuit Intake manifold air control solenoid - circuit malfunction Knock sensor(s) (KS) Malfunction indicator lamp (MIL) - circuit malfunction El Manifold absolute pressure (MAP) sensor - malfunction Mass air flow (MAF) sensor Mixture control (MC) Mixture control (MC) - rich Mixture control (MC) - weak Relay module Supply voltage rn Throttle position (TP) sensor Transmission control module (TCM) - incorrect signal Turbocharger (TC) pressure - control difference Turbocharger (TC) wastegate regulating valve Vehicle speed signal Wiring, IAT sensor, ECM Wiring, intake manifold air control solenoid, ECM Wiring, KS, KS incorrectly tightened, ECM Wiring, supply voltage, MIL lntakelexhaust leak, wiring, MAP sensor, ECM Wiring, intake leak, air filter blocked, MAF sensor, ECM Fuel level low, fuel pressurelpump, intakelexhaust leak, misfire, MAPIMAF sensor, H02S, EVAP canister purge valve, injector@), excessive fuel in engine oil Wiring, injector, fuel pressure, MAF sensor, ECM Wiring, air leak, fuel pressure, ignition system, injector, MAF sensor, H02S, ECM Wiring, supply voltage, relay module Wiring, fuses, battery, alternator, ignition switch Wiring, TP sensor, ECM Wiring, ECM lntakelexhaust leak, hoses interchangedlnot connected, MAP sensor, TC wastegate regulating valve, turbocharger (TC) wastegate actuator, TC Wiring, supply voltage, TC wastegate regulating valve, ECM Wiring, VSS, ECM Located in idle s~eed control (ISC) ~, actuator. Some models: Located in manifold absolute pressure (MAP) sensor. Punto GT: Located in engine control module (ECM). rn Some models: Located in idle speed control (ISC) actuator.

Model: Year: 1995-03 BravalBravo 1,9 JTD MarealMarea Weekend 1,912,4 JTD Engine code: 182~7.000, l82B4.000, l85A2.000, l85A6.000, 189B9.000, l86A6.000 System: Bosch EDC 15C FIAT Engine management RH engine bay General information Refer to the front of this manual for general test conditions, terminology, detailed descriptions of wiring faults and a general trouble shooter for electrical and mechanical faults. Accessing and erasing The engine control module (ECM) fault memory can only be accessed and erased using diagnostic equipment connected to the data link connector (DLC). Trouble code identification EOBD type I Fault location PO I Refer to EOBD trouble code table I Probable cause PI 320 Crankshaft position (CKP) sensorlcamshaft position Wiring, CKP sensor, CMP sensor, ECM (CMP) sensor - signal variation PI 503 Fuel pressure control solenoid I - Wiring, fuel system pressure sensor, fuel pressure control solenoid, fuel system, ECM 4 -a- Enq~ne rnanaqement 263

Model:<br />

Year: 1995-03<br />

BravalBravo 1,9 JTD<br />

MarealMarea Weekend 1,912,4 JTD<br />

Engine code: 182~7.000, l82B4.000, l85A2.000, l85A6.000,<br />

189B9.000, l86A6.000<br />

System:<br />

Bosch EDC 15C<br />

FIAT<br />

Engine management<br />

RH engine bay<br />

General information<br />

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 />

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

accessed <strong>and</strong> erased using diagnostic equipment<br />

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

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

EOBD<br />

type<br />

I<br />

<strong>Fault</strong> location<br />

PO I Refer to EOBD trouble code table<br />

I Probable cause<br />

PI 320 Crankshaft position (CKP) sensorlcamshaft position Wiring, CKP sensor, CMP sensor, ECM<br />

(CMP) sensor - signal variation<br />

PI 503<br />

Fuel pressure control solenoid<br />

I<br />

-<br />

Wiring, fuel system pressure sensor, fuel pressure<br />

control solenoid, fuel system, ECM<br />

4<br />

-a-<br />

Enq~ne rnanaqement 263

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