ad0752s600007a

PEC fuel injection and ignition system test of electrical system idle speed control

Tipo ad · tema 07.52 · versão 0100 · 2003-06-06

Válido para: ENGINE 111.948 /978 in MODEL 638

Não disponível em “pt”; apresentado em Inglês.

Onde se situa

Grupo funcional 1 Motor › 07 Preparação da mistura › 07.52 Sistema de injeção de gasolina e sistema de ignição PMS — Série 638

EinPAS 15 Motor › 15.45 Unidade de controle do motor › 15.45.1 Informação básica — Série 638

Também válido para motores/caixas de velocidades: 111 948, 111 978

AD07.52-S-6000-07A

PEC fuel injection and ignition system test of electrical system idle speed control

Scope of test

Measuring instrument/
Test connection

Operation/Requirement

Specified value

Possible cause/Remedy

1.0

Idle speed control

on lower control stop

on upper control stop

in emergency-running mode

Ignition: ON

DTC memory

Leak air, throttle valve jams (possibly only temporarily), idle speed control in emergency-running mode.

Eliminate current and stored faults. Reset and re-activate memory of PEC control module,
AD07.52-S-2000-01A

if the fault is displayed again:

1.1

1.1

Idle speed control function

Engine: Idling

Actual value 02

Switch on ancillaries

(e.g. turn steering)

Speed reduces briefly, but then increases again.

1.2

AD07.52-S-6000-04A

1.2

Actuation

Engine: Idling

Throttle valve actuation

OPEN

CLOSED

Engine speed increases

Engine speed decreases

Cables

Control module

Documentos referenciados