7Engine managementEOBDtypePI100PI111PI121PI 1 52Fault locationExhaust gas recirculation (EGR) system - range1performance problemI Exhaust gas recirculation (EGR) - circuit malfunctionEngine control module (ECM) - processor faultThrottle motor position sensor 112 - correlationProbable causeWiring, EGR valvelsolenoid, hose leaklblockageWiring, EGR valvelsolenoidECMWiring, throttle motor position sensor 112, acceleratorpedal position (APP) sensorPI157 I Throttle motor position sensor 2 - signal Wiring, throttle motor position sensor 2, throttlemotor, mechanical faultPI158PI 186P1280PI 327Throttle motor position sensor 2 - signalMixture control (MC)Throttle motor position sensor 112 - position checkIgnition coil, camshaft position (CMP) sensor - controlcircuitWiring, throttle motor position sensor 2, throttlemotor, mechanical faultWiring, incorrect fuel, heated oxygen sensor (H02S),exhaust leak, fuel pressure, injector control, EVAPcanister purge valve, compression, air filter blocked,ignition system, ECMWiring, throttle motor position sensor 112,throttle motorWiring, ignition coil, CMP sensor, ECMWiring, alternator, battery discharged, multifunctioncontrol modulePI 526 Alternator - circuit Wiring, alternator, battery discharged, multifunctioncontrol modulePI536 Brake pedal position (BPP) switch - plausibility Wiring, BPP switch, multifunction control module,mechanical faultPI543 Air conditioning (AC) - request signalWiring, multifunction control module, AC refrigerantpressure sensor, AC control modulePI601 I Relay module - control circuitWiring, relay module, multifunction control modulePI608 I Engine hot lamp output - circuit malfunction Wiring, engine hot lamp, ECMPI621 I Engine control module (ECM) - internal fault ECMPI 626PI631Transmission control system - implausible signalEngine control module (ECM) - processor faultWiring, transmission control module (TCM),multifunction control module, mechanical faultECMPI 794Electronic stability programme (ESP), ABS controlsystem - no communicationUlOOO Controller area network (CAN) data bus, ECM -no communicationU1003 Controller area network (CAN) data bus -no communicationU1109 Controller area network (CAN) data bus, transmissioncontrol system - no communicationU1117 Controller area network (CAN) data bus,suspension - no communicationU1118 Controller area network (CAN) data bus, multifunctioncontrol module - no communicationWiring, electronic stability program (ESP) controlmodule, ABS control module, multifunction controlmoduleWiring, CAN data busWiring, CAN data bus- --Wiring, CAN data bus, transmission control module(TCM), multifunction control moduleWiring, electronic stability program (ESP) controlmodule, CAN data busWiring, multifunction control module, CAN data bus
Engine managementModel: Xsara 1,8Year: 1997-00Engine code: LFZSystem: Magneti Marelli 08PlN8P10dIn fascia fuseboxGeneral information0 Refer to the front of this manual for general test conditions,terminology, detailed descriptions of wiring faults and ageneral trouble shooter for electrical and mechanical faults.Accessing and erasingThe engine control module (ECM) fault memory can only beaccessed and erased using diagnostic equipmentconnected to the data link connector (DLC).<strong>Trouble</strong> code identificationScannertype11121314152122313334~au~t WatlonEnd of sequenceStart of sequenceIntake air temperature (IAT) sensorEngine cdant temper8tufe (ECT) sensorRelay modufeThrottle position IfP) sensorIdle air con2rol {IAC) \tabMixture control (MC)Manifold absolute pressure (MAP) sensorEvaporative emission (EVAP) canister purge valveProbable cause--Wiring, IAT sensor, ECMWiring, ECT sensor, ECMWiring, relay module - fuel pump contacts, ECMWiring, TP sensor, accelerator cable adjustment, ECMWiring, IAC valve, ECMWiring, incorrect fuel, heated oxygen sensor (H02S),exhaust leak, fuel pressure, injector control,EVAP canister purge valve, compression,air filter blocked, ignition system, ECMWiring, MAP sensor, hoses blockedlleaking, ECMWiring, EVAP canister purge valve, ECM1 23' ) Egme management/Autodata
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