ad0752s600017a

PEC fuel injection and ignition system test of electrical system crankshaft position sensor

Type ad · emne 07.52 · version 0100 · 2003-06-06

Gælder for: ENGINE 111.948 /978 in MODEL 638

Ikke tilgængelig på “da”; vises på Engelsk.

Placering

Funktionsgruppe 1 Motor › 07 Blandingstilberedning › 07.52 Benzinindsprøjtnings- og tændingssystem PMS — Serie 638

EinPAS 15 Motor › 15.45 Motorstyring › 15.45.1 Grundinformation — Serie 638

Gælder også for motorer/gearkasser: 111 948, 111 978

AD07.52-S-6000-17A

PEC fuel injection and ignition system test of electrical system crankshaft position sensor

Scope of test

Measuring instrument/
Test connection

Operation/Requirement

Specified value

Possible cause/Remedy

1.0

Crankshaft position sensor and magnet for position sensor on flywheel sector

Not recognized/implausible

Magnet missing

Speed implausibly high

Voltage

35

(3.1)

35

(3.1)

36

(3.2)

36

(3.2)

Engine: Idling

Operate starter

(Engine does not start)

Disconnect test coupling 3 (crankshaft position sensor) at control module.

Engine: Idling

(Complaint with engine running, for example misfire at high speed)

> 0.4 V

(Increasing speed, increasing voltage)

AD07.52-S-2000-09A

AD07.52-S-2000-09A

1.1

Sectors or magnet for position sensor

Crankshaft position sensor not fitted correctly or position sensor or sectors contaminated.

1.1

Resistance

35

(3.1)

36

(3.2)

Ignition: OFF

Coupling of position sensor disconnected at control module

680-1200 Ω

1.2

1.2

Insulation resistance

1

(1.1)

36

(3.2)

Ignition: OFF

Coupling of position sensor disconnected at control module

> 30 kΩ

Position sensor

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